85ba0f7790c50a07ef1cb227c452074fd3bfc7a3e94a6a7479bdb8470399086b

Analysis

max time kernel
128s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20220721-en
resource tags

arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
submitted
27-07-2022 19:15

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General

Target

Setup_13.exe
Size

371.6MB
MD5

6dca4c6fbbc71f493212ee52a8de5de7
SHA1

9c0bcb01b9c892a36d93a667eb554652d0881a29
SHA256

85ba0f7790c50a07ef1cb227c452074fd3bfc7a3e94a6a7479bdb8470399086b
SHA512

ea82e353d81b79285c9898234821efe425529ad1d4b9afcb07cceaff63c836b6616ac7b3850627d2be1dcbb93e40b439fcb337eab1809c9a31befaead13b6cd8

Score

9^/10

discovery evasion spyware stealer themida trojan

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

Setup_13.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ Setup_13.exe
Downloads MZ/PE file
Executes dropped EXE 1 IoCs

Processes:

68981716335091769820.exe

pid process

1320 68981716335091769820.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	Setup_13.exe

pid	process
1320	68981716335091769820.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

Setup_13.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Setup_13.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	Setup_13.exe

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

Setup_13.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\Control Panel\International\Geo\Nation	Setup_13.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Themida packer 9 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/4060-130-0x0000000000590000-0x00000000013AB000-memory.dmp	themida
behavioral2/memory/4060-136-0x0000000000590000-0x00000000013AB000-memory.dmp	themida
behavioral2/memory/4060-137-0x0000000000590000-0x00000000013AB000-memory.dmp	themida
behavioral2/memory/4060-138-0x0000000000590000-0x00000000013AB000-memory.dmp	themida
behavioral2/memory/4060-139-0x0000000000590000-0x00000000013AB000-memory.dmp	themida
behavioral2/memory/4060-140-0x0000000000590000-0x00000000013AB000-memory.dmp	themida
behavioral2/memory/4060-141-0x0000000000590000-0x00000000013AB000-memory.dmp	themida
behavioral2/memory/4060-164-0x0000000000590000-0x00000000013AB000-memory.dmp	themida
behavioral2/memory/4060-166-0x0000000000590000-0x00000000013AB000-memory.dmp	themida

Accesses 2FA software files, possible credential harvesting 2 TTPs
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

Setup_13.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Setup_13.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs

Processes:

Setup_13.exe68981716335091769820.exe

pid process

4060 Setup_13.exe
1320 68981716335091769820.exe
1320 68981716335091769820.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3492 1320 WerFault.exe 68981716335091769820.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	Setup_13.exe

pid	pid_target	process	target process
3492	1320	WerFault.exe	68981716335091769820.exe

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

Setup_13.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	Setup_13.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	Setup_13.exe

Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exeschtasks.exe

pid process

3152 schtasks.exe
2128 schtasks.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

396 timeout.exe
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

3368 taskkill.exe

pid	process
3152	schtasks.exe
2128	schtasks.exe

pid	process
396	timeout.exe

pid	process
3368	taskkill.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

Setup_13.exe68981716335091769820.exe

pid	process
4060	Setup_13.exe
4060	Setup_13.exe
4060	Setup_13.exe
4060	Setup_13.exe
4060	Setup_13.exe
4060	Setup_13.exe
1320	68981716335091769820.exe
1320	68981716335091769820.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 3368 taskkill.exe

description	pid	process
Token: SeDebugPrivilege	3368	taskkill.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

Setup_13.execmd.exe68981716335091769820.exe

description	pid	process	target process
PID 4060 wrote to memory of 1320	4060	Setup_13.exe	68981716335091769820.exe
PID 4060 wrote to memory of 1320	4060	Setup_13.exe	68981716335091769820.exe
PID 4060 wrote to memory of 1320	4060	Setup_13.exe	68981716335091769820.exe
PID 4060 wrote to memory of 2328	4060	Setup_13.exe	cmd.exe
PID 4060 wrote to memory of 2328	4060	Setup_13.exe	cmd.exe
PID 4060 wrote to memory of 2328	4060	Setup_13.exe	cmd.exe
PID 2328 wrote to memory of 3368	2328	cmd.exe	taskkill.exe
PID 2328 wrote to memory of 3368	2328	cmd.exe	taskkill.exe
PID 2328 wrote to memory of 3368	2328	cmd.exe	taskkill.exe
PID 1320 wrote to memory of 2128	1320	68981716335091769820.exe	schtasks.exe
PID 1320 wrote to memory of 2128	1320	68981716335091769820.exe	schtasks.exe
PID 1320 wrote to memory of 2128	1320	68981716335091769820.exe	schtasks.exe
PID 2328 wrote to memory of 396	2328	cmd.exe	timeout.exe
PID 2328 wrote to memory of 396	2328	cmd.exe	timeout.exe
PID 2328 wrote to memory of 396	2328	cmd.exe	timeout.exe
PID 1320 wrote to memory of 1764	1320	68981716335091769820.exe	schtasks.exe
PID 1320 wrote to memory of 1764	1320	68981716335091769820.exe	schtasks.exe
PID 1320 wrote to memory of 1764	1320	68981716335091769820.exe	schtasks.exe
PID 1320 wrote to memory of 3152	1320	68981716335091769820.exe	schtasks.exe
PID 1320 wrote to memory of 3152	1320	68981716335091769820.exe	schtasks.exe
PID 1320 wrote to memory of 3152	1320	68981716335091769820.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\Setup_13.exe
"C:\Users\Admin\AppData\Local\Temp\Setup_13.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4060

C:\ProgramData\68981716335091769820.exe
"C:\ProgramData\68981716335091769820.exe"
2⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1320

C:\Windows\SysWOW64\schtasks.exe
/C /create /F /sc minute /mo 5 /tn "PerformanceMonitor_{Y6F7A6L1Q3V2W4S7}" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\PerfMon\PerfWatson2.exe"
3⤵
- Creates scheduled task(s)
PID:2128

C:\Windows\SysWOW64\schtasks.exe
/C /Query /XML /TN "PerformanceMonitor_{Y6F7A6L1Q3V2W4S7}"
3⤵
PID:1764

C:\Windows\SysWOW64\schtasks.exe
/C /create /F /tn "PerformanceMonitor_{Y6F7A6L1Q3V2W4S7}" /XML "C:\Users\Admin\AppData\Roaming\Microsoft\PerfMon\1201824912038.xml"
3⤵
- Creates scheduled task(s)
PID:3152

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1320 -s 496
3⤵
- Program crash
PID:3492

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im Setup_13.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\Setup_13.exe" & del C:\ProgramData\*.dll & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:2328

C:\Windows\SysWOW64\taskkill.exe
taskkill /im Setup_13.exe /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3368

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
3⤵
- Delays execution with timeout.exe
PID:396

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1320 -ip 1320
1⤵
PID:2916

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\ProgramData\68981716335091769820.exe
Filesize
6.6MB

MD5
bee28e19c6b505930e4a49af46bbf869

SHA1
f626c6cc69a3854418c91540c4a07ed576ce38f7

SHA256
baa189bb50907bd224fea02b937ea59bf05ee6a14ac73c2d34b3c7fd3700148b

SHA512
daa39e99f86e163130d566a24a8b5efb5914b787f8518731549ab22c82cc85b59ed3e1b83728e0046721d4dab50deb04a54af46c66eec75e12b6c7667175c3ca

Download Submit
C:\ProgramData\68981716335091769820.exe
Filesize
6.6MB

MD5
bee28e19c6b505930e4a49af46bbf869

SHA1
f626c6cc69a3854418c91540c4a07ed576ce38f7

SHA256
baa189bb50907bd224fea02b937ea59bf05ee6a14ac73c2d34b3c7fd3700148b

SHA512
daa39e99f86e163130d566a24a8b5efb5914b787f8518731549ab22c82cc85b59ed3e1b83728e0046721d4dab50deb04a54af46c66eec75e12b6c7667175c3ca

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\PerfMon\1201824912038.xml
Filesize
1KB

MD5
8847144a4137de906757be07feaecbc4

SHA1
27f42df7c5c4a872d5859773addc59c2bb7b05ee

SHA256
d5561bd1e5998a84bdca575d481cd667b9e91942cc38539ef04089a8c1b6ac28

SHA512
76621995e96ac04d3ffc3ed2d5e8e859cdaa445465385752da796a4aeb8a7b7c35c54afacc367789dfa5cc66dc201447697c2ca428fc02c272f68c3b9edda77c

Download Submit
memory/396-171-0x0000000000000000-mapping.dmp

Download
memory/1320-161-0x0000000000000000-mapping.dmp

Download
memory/1320-172-0x0000000000B10000-0x0000000001548000-memory.dmp

Filesize
10.2MB

Download
memory/1320-169-0x0000000000B10000-0x0000000001548000-memory.dmp

Filesize
10.2MB

Download
memory/1320-176-0x0000000000B10000-0x0000000001548000-memory.dmp

Filesize
10.2MB

Download
memory/1764-173-0x0000000000000000-mapping.dmp

Download
memory/2128-170-0x0000000000000000-mapping.dmp

Download
memory/2328-165-0x0000000000000000-mapping.dmp

Download
memory/3152-174-0x0000000000000000-mapping.dmp

Download
memory/3368-168-0x0000000000000000-mapping.dmp

Download
memory/4060-140-0x0000000000590000-0x00000000013AB000-memory.dmp

Filesize
14.1MB

Download
memory/4060-166-0x0000000000590000-0x00000000013AB000-memory.dmp

Filesize
14.1MB

Download
memory/4060-167-0x00000000771F0000-0x0000000077393000-memory.dmp

Filesize
1.6MB

Download
memory/4060-164-0x0000000000590000-0x00000000013AB000-memory.dmp

Filesize
14.1MB

Download
memory/4060-142-0x0000000060900000-0x0000000060992000-memory.dmp

Filesize
584KB

Download
memory/4060-141-0x0000000000590000-0x00000000013AB000-memory.dmp

Filesize
14.1MB

Download
memory/4060-130-0x0000000000590000-0x00000000013AB000-memory.dmp

Filesize
14.1MB

Download
memory/4060-139-0x0000000000590000-0x00000000013AB000-memory.dmp

Filesize
14.1MB

Download
memory/4060-138-0x0000000000590000-0x00000000013AB000-memory.dmp

Filesize
14.1MB

Download
memory/4060-137-0x0000000000590000-0x00000000013AB000-memory.dmp

Filesize
14.1MB

Download
memory/4060-136-0x0000000000590000-0x00000000013AB000-memory.dmp

Filesize
14.1MB

Download
memory/4060-135-0x00000000771F0000-0x0000000077393000-memory.dmp

Filesize
1.6MB

Download