modiloader | c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c

Analysis

max time kernel
153s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
02-12-2022 21:36

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General

Target

c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe
Size

651KB
MD5

6adbfe32475e52a3dd773c6bfcf78faf
SHA1

9ec2a4edcb9109a15a27238d845457f239e7b475
SHA256

c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c
SHA512

5c8152455ec3069d1567b8c7aee7324c91b8ae6ddcbdcde80a7287e8cb19fe135ca7b79a7760fef1a6e6cb206dff056426e43db69461dc3b732f92cf58ceb017
SSDEEP

12288:kpyZT1DrCxu/mDwLRI6BxcDqp9aqCcajVuD3Z7BPQGMWYur0s0D:kUx1DjOD3SxcDDcNDqWYurL0

Score

10^/10

modiloader evasion persistence trojan upx

Malware Config

Signatures

ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader

Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	sdkex.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	dHY4IvP3.exe

ModiLoader Second Stage 12 IoCs

resource	yara_rule
behavioral2/memory/4844-138-0x0000000000400000-0x0000000000507000-memory.dmp	modiloader_stage2
behavioral2/files/0x0006000000022e49-154.dat	modiloader_stage2
behavioral2/files/0x0006000000022e49-155.dat	modiloader_stage2
behavioral2/memory/4844-156-0x0000000000400000-0x0000000000507000-memory.dmp	modiloader_stage2
behavioral2/files/0x0006000000022e49-163.dat	modiloader_stage2
behavioral2/files/0x0006000000022e4a-166.dat	modiloader_stage2
behavioral2/files/0x0006000000022e4a-167.dat	modiloader_stage2
behavioral2/files/0x0006000000022e4a-172.dat	modiloader_stage2
behavioral2/files/0x0006000000022e4c-178.dat	modiloader_stage2
behavioral2/files/0x0006000000022e4c-179.dat	modiloader_stage2
behavioral2/files/0x0006000000022e4c-184.dat	modiloader_stage2
behavioral2/memory/4844-205-0x0000000000400000-0x0000000000507000-memory.dmp	modiloader_stage2

Executes dropped EXE 10 IoCs

pid	Process
2240	dHY4IvP3.exe
5060	sdkex.exe
4500	azhost.exe
4832	azhost.exe
3788	bzhost.exe
3012	bzhost.exe
4084	czhost.exe
872	czhost.exe
1844	dzhost.exe
1352	ezhost.exe

UPX packed file 16 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4844-133-0x0000000000400000-0x0000000000507000-memory.dmp	upx
behavioral2/memory/4844-134-0x0000000000400000-0x0000000000507000-memory.dmp	upx
behavioral2/memory/4844-137-0x0000000000400000-0x0000000000507000-memory.dmp	upx
behavioral2/memory/4844-138-0x0000000000400000-0x0000000000507000-memory.dmp	upx
behavioral2/memory/4844-156-0x0000000000400000-0x0000000000507000-memory.dmp	upx
behavioral2/memory/3012-169-0x0000000000400000-0x0000000000427000-memory.dmp	upx
behavioral2/memory/3012-170-0x0000000000400000-0x0000000000427000-memory.dmp	upx
behavioral2/memory/3012-174-0x0000000000400000-0x0000000000427000-memory.dmp	upx
behavioral2/memory/3012-175-0x0000000000400000-0x0000000000427000-memory.dmp	upx
behavioral2/memory/3012-176-0x0000000000400000-0x0000000000427000-memory.dmp	upx
behavioral2/memory/872-181-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral2/memory/872-182-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral2/memory/872-186-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral2/memory/872-187-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral2/memory/872-188-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral2/memory/4844-205-0x0000000000400000-0x0000000000507000-memory.dmp	upx

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	dHY4IvP3.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe

Adds Run key to start application 2 TTPs 55 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /x"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /Y"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /m"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /U"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /g"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /V"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /q"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /Q"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /Z"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /v"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /B"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /d"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /N"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /M"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /X"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /i"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /k"	sdkex.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /j"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /W"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /p"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /h"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /C"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /S"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /s"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /z"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /a"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /t"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /h"	dHY4IvP3.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /H"	sdkex.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\	dHY4IvP3.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /T"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /l"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /w"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /K"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /E"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /A"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /O"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /D"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /b"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /y"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /f"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /I"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /r"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /R"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /n"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /F"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /c"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /P"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /G"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /e"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /o"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /J"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /u"	sdkex.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sdkex = "C:\\Users\\Admin\\sdkex.exe /L"	sdkex.exe

Maps connected drives based on registry 3 TTPs 4 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	azhost.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	azhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	bzhost.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	bzhost.exe

Suspicious use of SetThreadContext 5 IoCs

description	pid	Process	procid_target
PID 3500 set thread context of 4844	3500	c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe	80
PID 4500 set thread context of 4832	4500	azhost.exe	87
PID 3788 set thread context of 3012	3788	bzhost.exe	90
PID 4084 set thread context of 872	4084	czhost.exe	92
PID 1844 set thread context of 224	1844	dzhost.exe	94

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Enumerates processes with tasklist 1 TTPs 2 IoCs

Process Discovery

T1057

pid	Process
3944	tasklist.exe
2704	tasklist.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2240	dHY4IvP3.exe
2240	dHY4IvP3.exe
2240	dHY4IvP3.exe
2240	dHY4IvP3.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
4832	azhost.exe
4832	azhost.exe
5060	sdkex.exe
5060	sdkex.exe
4832	azhost.exe
4832	azhost.exe
4832	azhost.exe
4832	azhost.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
4832	azhost.exe
4832	azhost.exe
4832	azhost.exe
4832	azhost.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
5060	sdkex.exe
4832	azhost.exe
4832	azhost.exe
4832	azhost.exe
4832	azhost.exe
5060	sdkex.exe
5060	sdkex.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3944	tasklist.exe
Token: SeDebugPrivilege	1844	dzhost.exe
Token: SeDebugPrivilege	2704	tasklist.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4844	c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe
2240	dHY4IvP3.exe
5060	sdkex.exe
1352	ezhost.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3500 wrote to memory of 4844	3500	c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe	80
PID 3500 wrote to memory of 4844	3500	c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe	80
PID 3500 wrote to memory of 4844	3500	c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe	80
PID 3500 wrote to memory of 4844	3500	c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe	80
PID 3500 wrote to memory of 4844	3500	c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe	80
PID 3500 wrote to memory of 4844	3500	c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe	80
PID 3500 wrote to memory of 4844	3500	c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe	80
PID 3500 wrote to memory of 4844	3500	c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe	80
PID 3500 wrote to memory of 4844	3500	c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe	80
PID 4844 wrote to memory of 2240	4844	c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe	81
PID 4844 wrote to memory of 2240	4844	c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe	81
PID 4844 wrote to memory of 2240	4844	c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe	81
PID 2240 wrote to memory of 5060	2240	dHY4IvP3.exe	82
PID 2240 wrote to memory of 5060	2240	dHY4IvP3.exe	82
PID 2240 wrote to memory of 5060	2240	dHY4IvP3.exe	82
PID 2240 wrote to memory of 3464	2240	dHY4IvP3.exe	83
PID 2240 wrote to memory of 3464	2240	dHY4IvP3.exe	83
PID 2240 wrote to memory of 3464	2240	dHY4IvP3.exe	83
PID 3464 wrote to memory of 3944	3464	cmd.exe	85
PID 3464 wrote to memory of 3944	3464	cmd.exe	85
PID 3464 wrote to memory of 3944	3464	cmd.exe	85
PID 4844 wrote to memory of 4500	4844	c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe	86
PID 4844 wrote to memory of 4500	4844	c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe	86
PID 4844 wrote to memory of 4500	4844	c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe	86
PID 4500 wrote to memory of 4832	4500	azhost.exe	87
PID 4500 wrote to memory of 4832	4500	azhost.exe	87
PID 4500 wrote to memory of 4832	4500	azhost.exe	87
PID 4500 wrote to memory of 4832	4500	azhost.exe	87
PID 4500 wrote to memory of 4832	4500	azhost.exe	87
PID 4500 wrote to memory of 4832	4500	azhost.exe	87
PID 4500 wrote to memory of 4832	4500	azhost.exe	87
PID 4500 wrote to memory of 4832	4500	azhost.exe	87
PID 4500 wrote to memory of 4832	4500	azhost.exe	87
PID 4500 wrote to memory of 4832	4500	azhost.exe	87
PID 4844 wrote to memory of 3788	4844	c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe	88
PID 4844 wrote to memory of 3788	4844	c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe	88
PID 4844 wrote to memory of 3788	4844	c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe	88
PID 3788 wrote to memory of 3012	3788	bzhost.exe	90
PID 3788 wrote to memory of 3012	3788	bzhost.exe	90
PID 3788 wrote to memory of 3012	3788	bzhost.exe	90
PID 3788 wrote to memory of 3012	3788	bzhost.exe	90
PID 3788 wrote to memory of 3012	3788	bzhost.exe	90
PID 3788 wrote to memory of 3012	3788	bzhost.exe	90
PID 3788 wrote to memory of 3012	3788	bzhost.exe	90
PID 3788 wrote to memory of 3012	3788	bzhost.exe	90
PID 3788 wrote to memory of 3012	3788	bzhost.exe	90
PID 4844 wrote to memory of 4084	4844	c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe	91
PID 4844 wrote to memory of 4084	4844	c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe	91
PID 4844 wrote to memory of 4084	4844	c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe	91
PID 4084 wrote to memory of 872	4084	czhost.exe	92
PID 4084 wrote to memory of 872	4084	czhost.exe	92
PID 4084 wrote to memory of 872	4084	czhost.exe	92
PID 4084 wrote to memory of 872	4084	czhost.exe	92
PID 4084 wrote to memory of 872	4084	czhost.exe	92
PID 4084 wrote to memory of 872	4084	czhost.exe	92
PID 4084 wrote to memory of 872	4084	czhost.exe	92
PID 4084 wrote to memory of 872	4084	czhost.exe	92
PID 4084 wrote to memory of 872	4084	czhost.exe	92
PID 4844 wrote to memory of 1844	4844	c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe	93
PID 4844 wrote to memory of 1844	4844	c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe	93
PID 4844 wrote to memory of 1844	4844	c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe	93
PID 1844 wrote to memory of 224	1844	dzhost.exe	94
PID 1844 wrote to memory of 224	1844	dzhost.exe	94
PID 1844 wrote to memory of 224	1844	dzhost.exe	94

C:\Users\Admin\AppData\Local\Temp\c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe
"C:\Users\Admin\AppData\Local\Temp\c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3500
- C:\Users\Admin\AppData\Local\Temp\c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe
  c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe
  2⤵
  - Checks computer location settings
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4844
- - C:\Users\Admin\dHY4IvP3.exe
    C:\Users\Admin\dHY4IvP3.exe
    3⤵
    - Modifies visiblity of hidden/system files in Explorer
    - Executes dropped EXE
    - Checks computer location settings
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2240
  - - C:\Users\Admin\sdkex.exe
      "C:\Users\Admin\sdkex.exe"
      4⤵
      Modifies visiblity of hidden/system files in Explorer
      Executes dropped EXE
      Adds Run key to start application
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of SetWindowsHookEx
      PID:5060
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c tasklist&&del dHY4IvP3.exe
      4⤵
      Suspicious use of WriteProcessMemory
      PID:3464
    - - C:\Windows\SysWOW64\tasklist.exe
        
        tasklist
        5⤵
        Enumerates processes with tasklist
        Suspicious use of AdjustPrivilegeToken
        
        PID:3944
- - C:\Users\Admin\azhost.exe
    C:\Users\Admin\azhost.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:4500
  - - C:\Users\Admin\azhost.exe
      azhost.exe
      4⤵
      Executes dropped EXE
      Maps connected drives based on registry
      Suspicious behavior: EnumeratesProcesses
      PID:4832
- - C:\Users\Admin\bzhost.exe
    C:\Users\Admin\bzhost.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:3788
  - - C:\Users\Admin\bzhost.exe
      bzhost.exe
      4⤵
      Executes dropped EXE
      Maps connected drives based on registry
      PID:3012
- - C:\Users\Admin\czhost.exe
    C:\Users\Admin\czhost.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:4084
  - - C:\Users\Admin\czhost.exe
      czhost.exe
      4⤵
      Executes dropped EXE
      PID:872
- - C:\Users\Admin\dzhost.exe
    C:\Users\Admin\dzhost.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1844
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe"
      4⤵
      PID:224
- - C:\Users\Admin\ezhost.exe
    C:\Users\Admin\ezhost.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetWindowsHookEx
    PID:1352
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c tasklist&&del c50bf12a3582c73a06f507bb2583bbf134f9666736eeaff192f771605c32b00c.exe
    3⤵
    PID:1884
  - - C:\Windows\SysWOW64\tasklist.exe
      tasklist
      4⤵
      Enumerates processes with tasklist
      Suspicious use of AdjustPrivilegeToken
      PID:2704

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Hidden Files and Directories

T1158

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Process Discovery

T1057

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\azhost.exe

Filesize
248KB

MD5
27ef898ce7ec9c0b79a6996a0b419de1

SHA1
4e8aed756fbc6133af13028c33366d2eaa43f954

SHA256
f08df8dd8e3fe3de4a1ba4ba3bd355a233cf7febd5917b982ec5a949726c36a6

SHA512
5c7fa67e7ed1e8ce238e58f0b55618d1fc13af4e19d9267f6e88e277beb2f10e6c0f0027a532a2d1d4b6e40da1b31dfcacf50ccb71a75dc231ff876869b6787a

Download Submit
C:\Users\Admin\azhost.exe

Filesize
248KB

MD5
27ef898ce7ec9c0b79a6996a0b419de1

SHA1
4e8aed756fbc6133af13028c33366d2eaa43f954

SHA256
f08df8dd8e3fe3de4a1ba4ba3bd355a233cf7febd5917b982ec5a949726c36a6

SHA512
5c7fa67e7ed1e8ce238e58f0b55618d1fc13af4e19d9267f6e88e277beb2f10e6c0f0027a532a2d1d4b6e40da1b31dfcacf50ccb71a75dc231ff876869b6787a

Download Submit
C:\Users\Admin\azhost.exe

Filesize
248KB

MD5
27ef898ce7ec9c0b79a6996a0b419de1

SHA1
4e8aed756fbc6133af13028c33366d2eaa43f954

SHA256
f08df8dd8e3fe3de4a1ba4ba3bd355a233cf7febd5917b982ec5a949726c36a6

SHA512
5c7fa67e7ed1e8ce238e58f0b55618d1fc13af4e19d9267f6e88e277beb2f10e6c0f0027a532a2d1d4b6e40da1b31dfcacf50ccb71a75dc231ff876869b6787a

Download Submit
C:\Users\Admin\bzhost.exe

Filesize
138KB

MD5
4e22775699416e81275fea3266e14bba

SHA1
32cc2479a30abd1b40b3b7e959ac32317fa124fd

SHA256
95dc812e94d5ba0842af45685ca7262b55607336fcf4becda83dbb6416beffa9

SHA512
34b13e9142a9c4251c78d876f02f9e86f22253950d3f9126dacd8ec6f0f3bbd36146381ce16b130d794c4bbc1ba08aa4df8e2e7af0c3900035d486242c81e3bf

Download Submit
C:\Users\Admin\bzhost.exe

Filesize
138KB

MD5
4e22775699416e81275fea3266e14bba

SHA1
32cc2479a30abd1b40b3b7e959ac32317fa124fd

SHA256
95dc812e94d5ba0842af45685ca7262b55607336fcf4becda83dbb6416beffa9

SHA512
34b13e9142a9c4251c78d876f02f9e86f22253950d3f9126dacd8ec6f0f3bbd36146381ce16b130d794c4bbc1ba08aa4df8e2e7af0c3900035d486242c81e3bf

Download Submit
C:\Users\Admin\bzhost.exe

Filesize
138KB

MD5
4e22775699416e81275fea3266e14bba

SHA1
32cc2479a30abd1b40b3b7e959ac32317fa124fd

SHA256
95dc812e94d5ba0842af45685ca7262b55607336fcf4becda83dbb6416beffa9

SHA512
34b13e9142a9c4251c78d876f02f9e86f22253950d3f9126dacd8ec6f0f3bbd36146381ce16b130d794c4bbc1ba08aa4df8e2e7af0c3900035d486242c81e3bf

Download Submit
C:\Users\Admin\czhost.exe

Filesize
96KB

MD5
fb7e8882346223dfbad778b5a7f74f32

SHA1
8285032fbab2f9f52533657d46df457ab64d0e15

SHA256
6d6fa60b26cd2fc87c94afb20e7f3b35d6eca76d5a46191b8df802d30d4cbc3e

SHA512
31e3963dd156da4a57b3ffd37b857ee1d433c61dc22eb56356f2171b282f3735a1c31d65b3a0b431151b55bfebf964f82c5aa13a12f1c2a8a580840a7ea5da32

Download Submit
C:\Users\Admin\czhost.exe

Filesize
96KB

MD5
fb7e8882346223dfbad778b5a7f74f32

SHA1
8285032fbab2f9f52533657d46df457ab64d0e15

SHA256
6d6fa60b26cd2fc87c94afb20e7f3b35d6eca76d5a46191b8df802d30d4cbc3e

SHA512
31e3963dd156da4a57b3ffd37b857ee1d433c61dc22eb56356f2171b282f3735a1c31d65b3a0b431151b55bfebf964f82c5aa13a12f1c2a8a580840a7ea5da32

Download Submit
C:\Users\Admin\czhost.exe

Filesize
96KB

MD5
fb7e8882346223dfbad778b5a7f74f32

SHA1
8285032fbab2f9f52533657d46df457ab64d0e15

SHA256
6d6fa60b26cd2fc87c94afb20e7f3b35d6eca76d5a46191b8df802d30d4cbc3e

SHA512
31e3963dd156da4a57b3ffd37b857ee1d433c61dc22eb56356f2171b282f3735a1c31d65b3a0b431151b55bfebf964f82c5aa13a12f1c2a8a580840a7ea5da32

Download Submit
C:\Users\Admin\dHY4IvP3.exe

Filesize
288KB

MD5
e2a16fca33158332dbb3c66021fe8e3b

SHA1
9b784a05bf73e0bffbc2d6afe9acb4ca9d44a355

SHA256
17b36341825621fdf4a959b52c510dbf1295e89d380499b2d02a87d76ed68a82

SHA512
6ec42b9cbd79a0835abdb2e7e4484d143bea726d9d17929482d1efb16590d895bcbe24e7957dcfc26f093f7a6d1dc07644c649d5918227f101a2515dddb86550

Download Submit
C:\Users\Admin\dHY4IvP3.exe

Filesize
288KB

MD5
e2a16fca33158332dbb3c66021fe8e3b

SHA1
9b784a05bf73e0bffbc2d6afe9acb4ca9d44a355

SHA256
17b36341825621fdf4a959b52c510dbf1295e89d380499b2d02a87d76ed68a82

SHA512
6ec42b9cbd79a0835abdb2e7e4484d143bea726d9d17929482d1efb16590d895bcbe24e7957dcfc26f093f7a6d1dc07644c649d5918227f101a2515dddb86550

Download Submit
C:\Users\Admin\dzhost.exe

Filesize
221KB

MD5
5b414fb77d0dbec97ee529ec0bbcbeaf

SHA1
359cd24cd341f75eb46b99375824f6b649443f8e

SHA256
62027b13d4918e5e644952c977960a5e6dfe241e2bb35b387de0bfd0b752e882

SHA512
887b1b93e51d21927ffba49536f281003eef1dbee7634a08cab256f07701d54fe755acab7ae4a513c754067e4144c44c3580689ce187fd584ba440ab748a2360

Download Submit
C:\Users\Admin\dzhost.exe

Filesize
221KB

MD5
5b414fb77d0dbec97ee529ec0bbcbeaf

SHA1
359cd24cd341f75eb46b99375824f6b649443f8e

SHA256
62027b13d4918e5e644952c977960a5e6dfe241e2bb35b387de0bfd0b752e882

SHA512
887b1b93e51d21927ffba49536f281003eef1dbee7634a08cab256f07701d54fe755acab7ae4a513c754067e4144c44c3580689ce187fd584ba440ab748a2360

Download Submit
C:\Users\Admin\ezhost.exe

Filesize
28KB

MD5
46ede15ce82c221c24bf81b2de1be7e8

SHA1
c332a5ec7aeb213c13449626156f6623351a4393

SHA256
a360c27de3799bf85f2501d4b375744394643fd50f8ecf5241d170b5cb7f6782

SHA512
517f497a4783a0f67ccfca641d93b7f20505c89d6252229f5b97df674f7be20ae48d4732c137ba081c2c1f8ec712371fa4ba4602873e11c0e02b109a00b6c316

Download Submit
C:\Users\Admin\ezhost.exe

Filesize
28KB

MD5
46ede15ce82c221c24bf81b2de1be7e8

SHA1
c332a5ec7aeb213c13449626156f6623351a4393

SHA256
a360c27de3799bf85f2501d4b375744394643fd50f8ecf5241d170b5cb7f6782

SHA512
517f497a4783a0f67ccfca641d93b7f20505c89d6252229f5b97df674f7be20ae48d4732c137ba081c2c1f8ec712371fa4ba4602873e11c0e02b109a00b6c316

Download Submit
C:\Users\Admin\sdkex.exe

Filesize
288KB

MD5
935335ff19b191491ba13b8bbc92e81f

SHA1
07276c651ee5725423b8d27b4f3e626020cea063

SHA256
69d33174725a72f397dd40306e9d72b915706dac252ece52af6dd644df207011

SHA512
fffdc13d1c68d1a2197a401bccf4b7c2b20ccc2ecdaadf09fe38ad39e4e264f1475164023972c088d550adf3e28e0b2f283cc79e3a21988badf0c571219f397a

Download Submit
C:\Users\Admin\sdkex.exe

Filesize
288KB

MD5
935335ff19b191491ba13b8bbc92e81f

SHA1
07276c651ee5725423b8d27b4f3e626020cea063

SHA256
69d33174725a72f397dd40306e9d72b915706dac252ece52af6dd644df207011

SHA512
fffdc13d1c68d1a2197a401bccf4b7c2b20ccc2ecdaadf09fe38ad39e4e264f1475164023972c088d550adf3e28e0b2f283cc79e3a21988badf0c571219f397a

Download Submit
memory/224-196-0x0000000000000000-mapping.dmp

Download
memory/872-187-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/872-180-0x0000000000000000-mapping.dmp

Download
memory/872-188-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/872-186-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/872-182-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/872-181-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1352-198-0x0000000000000000-mapping.dmp

Download
memory/1844-194-0x00000000020D0000-0x0000000002134000-memory.dmp

Filesize
400KB

Download
memory/1844-189-0x0000000000000000-mapping.dmp

Download
memory/1844-192-0x00000000020D0000-0x0000000002134000-memory.dmp

Filesize
400KB

Download
memory/1844-193-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1844-195-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1844-197-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1884-203-0x0000000000000000-mapping.dmp

Download
memory/2240-141-0x0000000000000000-mapping.dmp

Download
memory/2704-204-0x0000000000000000-mapping.dmp

Download
memory/3012-175-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/3012-176-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/3012-174-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/3012-170-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/3012-169-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/3012-168-0x0000000000000000-mapping.dmp

Download
memory/3464-151-0x0000000000000000-mapping.dmp

Download
memory/3788-165-0x0000000000000000-mapping.dmp

Download
memory/3944-152-0x0000000000000000-mapping.dmp

Download
memory/4084-177-0x0000000000000000-mapping.dmp

Download
memory/4500-153-0x0000000000000000-mapping.dmp

Download
memory/4832-158-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/4832-161-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/4832-160-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/4832-164-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/4832-159-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/4832-157-0x0000000000000000-mapping.dmp

Download
memory/4844-133-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/4844-137-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/4844-134-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/4844-138-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/4844-156-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/4844-132-0x0000000000000000-mapping.dmp

Download
memory/4844-205-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

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memory/5060-146-0x0000000000000000-mapping.dmp

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