fd262d6c99b548dc34af6c75ec941894432781cbd760e8213be95ce65f1a7bba

General

Target

taskhost.exe
Size

2.8MB
MD5

4d07687083cbaa9c4f9ed49ce324a74b
SHA1

b56252678f52db028b3731de9940bffe4d666fcc
SHA256

fd262d6c99b548dc34af6c75ec941894432781cbd760e8213be95ce65f1a7bba
SHA512

07962b7d646a6e2d8c570da102a1bbd960c81df22c5681b39c49b307a9cf2a4dfea8e607f5be40c43a5828ba15d1c4ada76ebc95d0f6d540e2d0b86a32d41ba7

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/1524-119-0x0000000000400000-0x0000000000A16000-memory.dmp	upx
behavioral2/memory/1524-120-0x0000000000400000-0x0000000000A16000-memory.dmp	upx

Drops startup file 1 IoCs

Processes:

wscript.exe

description ioc process

File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\UkeplxjeiD.url wscript.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\UkeplxjeiD.url	wscript.exe

Suspicious use of SetThreadContext 17 IoCs

Processes:

taskhost.exetaskhost.exe

description	pid	process	target process
PID 1892 set thread context of 3280	1892	taskhost.exe	taskhost.exe
PID 3280 set thread context of 1524	3280	taskhost.exe	notepad.exe
PID 3280 set thread context of 3176	3280	taskhost.exe	notepad.exe
PID 3280 set thread context of 3856	3280	taskhost.exe	notepad.exe
PID 3280 set thread context of 1808	3280	taskhost.exe	notepad.exe
PID 3280 set thread context of 1456	3280	taskhost.exe	notepad.exe
PID 3280 set thread context of 3968	3280	taskhost.exe	notepad.exe
PID 3280 set thread context of 1860	3280	taskhost.exe	notepad.exe
PID 3280 set thread context of 4088	3280	taskhost.exe	notepad.exe
PID 3280 set thread context of 3864	3280	taskhost.exe	notepad.exe
PID 3280 set thread context of 3856	3280	taskhost.exe	notepad.exe
PID 3280 set thread context of 2204	3280	taskhost.exe	notepad.exe
PID 3280 set thread context of 1160	3280	taskhost.exe	notepad.exe
PID 3280 set thread context of 984	3280	taskhost.exe	notepad.exe
PID 3280 set thread context of 3992	3280	taskhost.exe	notepad.exe
PID 3280 set thread context of 700	3280	taskhost.exe	notepad.exe
PID 3280 set thread context of 2164	3280	taskhost.exe	notepad.exe

Program crash 16 IoCs

Processes:

WerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exe

pid	pid_target	process	target process
2356	1524	WerFault.exe	notepad.exe
3928	3176	WerFault.exe	notepad.exe
684	3856	WerFault.exe	notepad.exe
2812	1808	WerFault.exe	notepad.exe
3792	1456	WerFault.exe	notepad.exe
2148	3968	WerFault.exe	notepad.exe
8	1860	WerFault.exe	notepad.exe
3952	4088	WerFault.exe	notepad.exe
664	3864	WerFault.exe	notepad.exe
2228	3856	WerFault.exe	notepad.exe
1368	2204	WerFault.exe	notepad.exe
2496	1160	WerFault.exe	notepad.exe
2384	984	WerFault.exe	notepad.exe
2768	3992	WerFault.exe	notepad.exe
1628	700	WerFault.exe	notepad.exe
2148	2164	WerFault.exe	notepad.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

taskhost.exe

pid	process
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe
3280	taskhost.exe

Suspicious use of AdjustPrivilegeToken 16 IoCs

Processes:

taskhost.exe

description	pid	process
Token: SeDebugPrivilege	3280	taskhost.exe
Token: SeDebugPrivilege	3280	taskhost.exe
Token: SeDebugPrivilege	3280	taskhost.exe
Token: SeDebugPrivilege	3280	taskhost.exe
Token: SeDebugPrivilege	3280	taskhost.exe
Token: SeDebugPrivilege	3280	taskhost.exe
Token: SeDebugPrivilege	3280	taskhost.exe
Token: SeDebugPrivilege	3280	taskhost.exe
Token: SeDebugPrivilege	3280	taskhost.exe
Token: SeDebugPrivilege	3280	taskhost.exe
Token: SeDebugPrivilege	3280	taskhost.exe
Token: SeDebugPrivilege	3280	taskhost.exe
Token: SeDebugPrivilege	3280	taskhost.exe
Token: SeDebugPrivilege	3280	taskhost.exe
Token: SeDebugPrivilege	3280	taskhost.exe
Token: SeDebugPrivilege	3280	taskhost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

taskhost.exe

pid process

1892 taskhost.exe

pid	process
1892	taskhost.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

taskhost.exetaskhost.execmd.exe

description	pid	process	target process
PID 1892 wrote to memory of 3280	1892	taskhost.exe	taskhost.exe
PID 1892 wrote to memory of 3280	1892	taskhost.exe	taskhost.exe
PID 1892 wrote to memory of 3280	1892	taskhost.exe	taskhost.exe
PID 1892 wrote to memory of 3280	1892	taskhost.exe	taskhost.exe
PID 1892 wrote to memory of 3280	1892	taskhost.exe	taskhost.exe
PID 1892 wrote to memory of 3280	1892	taskhost.exe	taskhost.exe
PID 1892 wrote to memory of 3280	1892	taskhost.exe	taskhost.exe
PID 1892 wrote to memory of 3280	1892	taskhost.exe	taskhost.exe
PID 1892 wrote to memory of 3280	1892	taskhost.exe	taskhost.exe
PID 3280 wrote to memory of 1524	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 1524	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 1524	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 1524	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 1524	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 1524	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 1524	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 1524	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 3176	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 3176	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 3176	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 3176	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 3176	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 3176	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 3176	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 3176	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 3856	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 3856	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 3856	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 3856	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 3856	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 3856	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 3856	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 3856	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 3172	3280	taskhost.exe	cmd.exe
PID 3280 wrote to memory of 3172	3280	taskhost.exe	cmd.exe
PID 3280 wrote to memory of 3172	3280	taskhost.exe	cmd.exe
PID 3172 wrote to memory of 1160	3172	cmd.exe	wscript.exe
PID 3172 wrote to memory of 1160	3172	cmd.exe	wscript.exe
PID 3172 wrote to memory of 1160	3172	cmd.exe	wscript.exe
PID 3280 wrote to memory of 1808	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 1808	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 1808	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 1808	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 1808	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 1808	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 1808	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 1808	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 1456	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 1456	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 1456	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 1456	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 1456	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 1456	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 1456	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 1456	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 3968	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 3968	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 3968	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 3968	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 3968	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 3968	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 3968	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 3968	3280	taskhost.exe	notepad.exe
PID 3280 wrote to memory of 1860	3280	taskhost.exe	notepad.exe

C:\Users\Admin\AppData\Local\Temp\taskhost.exe
"C:\Users\Admin\AppData\Local\Temp\taskhost.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1892

C:\Users\Admin\AppData\Local\Temp\taskhost.exe
"C:\Users\Admin\AppData\Local\Temp\taskhost.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3280

C:\Windows\notepad.exe
"C:\Windows\notepad.exe" -c "C:\ProgramData\lSuRugDFHR\cfgi"
3⤵
PID:1524

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 1524 -s 180
4⤵
- Program crash
PID:2356

C:\Windows\notepad.exe
"C:\Windows\notepad.exe" -c "C:\ProgramData\lSuRugDFHR\cfgi"
3⤵
PID:3176

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 3176 -s 180
4⤵
- Program crash
PID:3928

C:\Windows\notepad.exe
"C:\Windows\notepad.exe" -c "C:\ProgramData\lSuRugDFHR\cfgi"
3⤵
PID:3856

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 3856 -s 180
4⤵
- Program crash
PID:684

C:\Windows\SysWOW64\cmd.exe
cmd.exe /C WScript "C:\ProgramData\lSuRugDFHR\r.vbs"
3⤵
- Suspicious use of WriteProcessMemory
PID:3172

C:\Windows\SysWOW64\wscript.exe
WScript "C:\ProgramData\lSuRugDFHR\r.vbs"
4⤵
- Drops startup file
PID:1160

C:\Windows\notepad.exe
"C:\Windows\notepad.exe" -c "C:\ProgramData\lSuRugDFHR\cfgi"
3⤵
PID:1808

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 1808 -s 180
4⤵
- Program crash
PID:2812

C:\Windows\notepad.exe
"C:\Windows\notepad.exe" -c "C:\ProgramData\lSuRugDFHR\cfgi"
3⤵
PID:1456

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 1456 -s 180
4⤵
- Program crash
PID:3792

C:\Windows\notepad.exe
"C:\Windows\notepad.exe" -c "C:\ProgramData\lSuRugDFHR\cfgi"
3⤵
PID:3968

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 3968 -s 112
4⤵
- Program crash
PID:2148

C:\Windows\notepad.exe
"C:\Windows\notepad.exe" -c "C:\ProgramData\lSuRugDFHR\cfgi"
3⤵
PID:1860

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 1860 -s 180
4⤵
- Program crash
PID:8

C:\Windows\notepad.exe
"C:\Windows\notepad.exe" -c "C:\ProgramData\lSuRugDFHR\cfgi"
3⤵
PID:4088

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 4088 -s 180
4⤵
- Program crash
PID:3952

C:\Windows\notepad.exe
"C:\Windows\notepad.exe" -c "C:\ProgramData\lSuRugDFHR\cfgi"
3⤵
PID:3864

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 3864 -s 180
4⤵
- Program crash
PID:664

C:\Windows\notepad.exe
"C:\Windows\notepad.exe" -c "C:\ProgramData\lSuRugDFHR\cfgi"
3⤵
PID:3856

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 3856 -s 180
4⤵
- Program crash
PID:2228

C:\Windows\notepad.exe
"C:\Windows\notepad.exe" -c "C:\ProgramData\lSuRugDFHR\cfgi"
3⤵
PID:2204

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2204 -s 212
4⤵
- Program crash
PID:1368

C:\Windows\notepad.exe
"C:\Windows\notepad.exe" -c "C:\ProgramData\lSuRugDFHR\cfgi"
3⤵
PID:1160

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 1160 -s 180
4⤵
- Program crash
PID:2496

C:\Windows\notepad.exe
"C:\Windows\notepad.exe" -c "C:\ProgramData\lSuRugDFHR\cfgi"
3⤵
PID:984

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 984 -s 180
4⤵
- Program crash
PID:2384

C:\Windows\notepad.exe
"C:\Windows\notepad.exe" -c "C:\ProgramData\lSuRugDFHR\cfgi"
3⤵
PID:3992

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 3992 -s 180
4⤵
- Program crash
PID:2768

C:\Windows\notepad.exe
"C:\Windows\notepad.exe" -c "C:\ProgramData\lSuRugDFHR\cfgi"
3⤵
PID:700

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 700 -s 180
4⤵
- Program crash
PID:1628

C:\Windows\notepad.exe
"C:\Windows\notepad.exe" -c "C:\ProgramData\lSuRugDFHR\cfgi"
3⤵
PID:2164

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2164 -s 180
4⤵
- Program crash
PID:2148

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

C:\ProgramData\lSuRugDFHR\r.vbs
MD5
aaeac492102e79fb3268ee27bbb46cac

SHA1
240f554c3ea020167019406c36e06a68c4cc1b63

SHA256
2c914731f4e36b3601bc30706bb1a2339a1970af9d87630886208a1ebef04fb4

SHA512
1b4c3a755fc84d26a60dce9ac6a112de999d3c17fd48ec749d6003496753c7eb2e037f57885bf810f2ecb0e18b00ca0da49ae7b19f337d50e3a5aa7b2de462a5

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\UkeplxjeiD.url
MD5
35015db45f574eb0c6202efeef2c0dcc

SHA1
6fcd6a0cc15a21477bf99f05add9015eb7e11aa6

SHA256
e43d7feb7648b9b5ee2bed19aeb990818429580dfd731106f25caade1f485f5e

SHA512
d145ec6ee6ce970dc4397305fe4f5ee7addf2e43b0e10b6f3e87eb56fc5cce603e2b2ad6c534dda082e756e423cb79e0a96564df86ecf86ebe464f40fb891612

Download Submit
memory/700-195-0x0000000000A14AA0-mapping.dmp

Download
memory/984-185-0x0000000000A14AA0-mapping.dmp

Download
memory/1160-135-0x0000000000000000-mapping.dmp

Download
memory/1160-180-0x0000000000A14AA0-mapping.dmp

Download
memory/1456-145-0x0000000000A14AA0-mapping.dmp

Download
memory/1524-121-0x0000000000A14AA0-mapping.dmp

Download
memory/1524-120-0x0000000000400000-0x0000000000A16000-memory.dmp

Filesize
6.1MB

Download
memory/1524-119-0x0000000000400000-0x0000000000A16000-memory.dmp

Filesize
6.1MB

Download
memory/1808-140-0x0000000000A14AA0-mapping.dmp

Download
memory/1860-155-0x0000000000A14AA0-mapping.dmp

Download
memory/2164-199-0x0000000000A14AA0-mapping.dmp

Download
memory/2204-175-0x0000000000A14AA0-mapping.dmp

Download
memory/3172-134-0x0000000000000000-mapping.dmp

Download
memory/3176-126-0x0000000000A14AA0-mapping.dmp

Download
memory/3280-116-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/3280-118-0x0000000000400000-0x00000000005D4000-memory.dmp

Filesize
1.8MB

Download
memory/3280-117-0x0000000000404470-mapping.dmp

Download
memory/3856-168-0x0000000000400000-0x0000000000400138-memory.dmp

Filesize
312B

Download
memory/3856-170-0x0000000000A14AA0-mapping.dmp

Download
memory/3856-131-0x0000000000A14AA0-mapping.dmp

Download
memory/3864-165-0x0000000000A14AA0-mapping.dmp

Download
memory/3968-150-0x0000000000A14AA0-mapping.dmp

Download
memory/3992-190-0x0000000000A14AA0-mapping.dmp

Download
memory/4088-160-0x0000000000A14AA0-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads