aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a

General

Target

aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
Size

266KB
MD5

c42358e341018a6cc299f5416149a112
SHA1

4b7537f61d9a5c5ebb0e21176f8287761e1d430c
SHA256

aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a
SHA512

89c54b483697dfcf6328e383edad01cdae892c4a11d2eb2f5a972ceb6acdf380b66ac9c78723ab4eef49f0616515991ad1f95d14a6cb2e68fabdbf09ed09487f

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\jibwuplmxcc = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\liaera.exe\""	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe

Enumerates connected drives 3 TTPs 24 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe

description	ioc	process
File opened (read-only)	\??\R:	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
File opened (read-only)	\??\S:	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
File opened (read-only)	\??\X:	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
File opened (read-only)	\??\A:	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
File opened (read-only)	\??\G:	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
File opened (read-only)	\??\L:	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
File opened (read-only)	\??\M:	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
File opened (read-only)	\??\N:	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
File opened (read-only)	\??\Z:	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
File opened (read-only)	\??\Y:	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
File opened (read-only)	\??\B:	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
File opened (read-only)	\??\H:	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
File opened (read-only)	\??\O:	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
File opened (read-only)	\??\Q:	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
File opened (read-only)	\??\W:	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
File opened (read-only)	\??\K:	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
File opened (read-only)	\??\P:	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
File opened (read-only)	\??\V:	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
File opened (read-only)	\??\U:	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
File opened (read-only)	\??\E:	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
File opened (read-only)	\??\F:	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
File opened (read-only)	\??\I:	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
File opened (read-only)	\??\J:	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
File opened (read-only)	\??\T:	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3356 856 WerFault.exe aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe

pid	pid_target	process	target process
3356	856	WerFault.exe	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe

Checks processor information in registry 2 TTPs 3 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

Processes:

aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exeWerFault.exe

pid	process
856	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
856	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
856	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
856	aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
3356	WerFault.exe
3356	WerFault.exe
3356	WerFault.exe
3356	WerFault.exe
3356	WerFault.exe
3356	WerFault.exe
3356	WerFault.exe
3356	WerFault.exe
3356	WerFault.exe
3356	WerFault.exe
3356	WerFault.exe
3356	WerFault.exe
3356	WerFault.exe
3356	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 3356 WerFault.exe
Token: SeBackupPrivilege 3356 WerFault.exe
Token: SeDebugPrivilege 3356 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	3356	WerFault.exe
Token: SeBackupPrivilege	3356	WerFault.exe
Token: SeDebugPrivilege	3356	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe
"C:\Users\Admin\AppData\Local\Temp\aa44cf4991260488f10f72cee92cd70b63fa85ab188e186be06c159b207d187a.exe"
1⤵
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:856

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 856 -s 1220
2⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3356

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

2

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/856-114-0x0000000000400000-0x000000000055B000-memory.dmp

Filesize
1.4MB

Download
memory/856-115-0x00000000005B0000-0x000000000065E000-memory.dmp

Filesize
696KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads