umbral | 4641bea6ae464a8c278a7e0529f754c08f60edc46ecf63b5b4c8775df8c54649

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
03-06-2024 20:31

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General

Target

7bc6b8054abd6114c35c454c071c7290_NeikiAnalytics.exe
Size

231KB
MD5

7bc6b8054abd6114c35c454c071c7290
SHA1

c88749c113c114d0fe437f4f701b9402a6d11e92
SHA256

4641bea6ae464a8c278a7e0529f754c08f60edc46ecf63b5b4c8775df8c54649
SHA512

4a0cdc2e0b86cacb92f684faec19764882653e75d7d66c37e9da0dec08b6beaadea432c161f1eda9e596ff14bea88c42af51c6837c954b3d3252beebd85991fe
SSDEEP

6144:RloZM+rIkd8g+EtXHkv/iD4vTIgiAfbofxUyzzq2Ab8e1mT8Ti:joZtL+EP8vTIgiAfbofxUyzzqzK9

Score

10^/10

umbral stealer

Malware Config

Signatures

Detect Umbral payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2660-1-0x0000000000AB0000-0x0000000000AF0000-memory.dmp	family_umbral

Umbral
Umbral stealer is an opensource moduler stealer written in C#.
stealer umbral

Suspicious use of AdjustPrivilegeToken 41 IoCs

Processes:

7bc6b8054abd6114c35c454c071c7290_NeikiAnalytics.exewmic.exe

description	pid	process
Token: SeDebugPrivilege	2660	7bc6b8054abd6114c35c454c071c7290_NeikiAnalytics.exe
Token: SeIncreaseQuotaPrivilege	2636	wmic.exe
Token: SeSecurityPrivilege	2636	wmic.exe
Token: SeTakeOwnershipPrivilege	2636	wmic.exe
Token: SeLoadDriverPrivilege	2636	wmic.exe
Token: SeSystemProfilePrivilege	2636	wmic.exe
Token: SeSystemtimePrivilege	2636	wmic.exe
Token: SeProfSingleProcessPrivilege	2636	wmic.exe
Token: SeIncBasePriorityPrivilege	2636	wmic.exe
Token: SeCreatePagefilePrivilege	2636	wmic.exe
Token: SeBackupPrivilege	2636	wmic.exe
Token: SeRestorePrivilege	2636	wmic.exe
Token: SeShutdownPrivilege	2636	wmic.exe
Token: SeDebugPrivilege	2636	wmic.exe
Token: SeSystemEnvironmentPrivilege	2636	wmic.exe
Token: SeRemoteShutdownPrivilege	2636	wmic.exe
Token: SeUndockPrivilege	2636	wmic.exe
Token: SeManageVolumePrivilege	2636	wmic.exe
Token: 33	2636	wmic.exe
Token: 34	2636	wmic.exe
Token: 35	2636	wmic.exe
Token: SeIncreaseQuotaPrivilege	2636	wmic.exe
Token: SeSecurityPrivilege	2636	wmic.exe
Token: SeTakeOwnershipPrivilege	2636	wmic.exe
Token: SeLoadDriverPrivilege	2636	wmic.exe
Token: SeSystemProfilePrivilege	2636	wmic.exe
Token: SeSystemtimePrivilege	2636	wmic.exe
Token: SeProfSingleProcessPrivilege	2636	wmic.exe
Token: SeIncBasePriorityPrivilege	2636	wmic.exe
Token: SeCreatePagefilePrivilege	2636	wmic.exe
Token: SeBackupPrivilege	2636	wmic.exe
Token: SeRestorePrivilege	2636	wmic.exe
Token: SeShutdownPrivilege	2636	wmic.exe
Token: SeDebugPrivilege	2636	wmic.exe
Token: SeSystemEnvironmentPrivilege	2636	wmic.exe
Token: SeRemoteShutdownPrivilege	2636	wmic.exe
Token: SeUndockPrivilege	2636	wmic.exe
Token: SeManageVolumePrivilege	2636	wmic.exe
Token: 33	2636	wmic.exe
Token: 34	2636	wmic.exe
Token: 35	2636	wmic.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

7bc6b8054abd6114c35c454c071c7290_NeikiAnalytics.exe

description	pid	process	target process
PID 2660 wrote to memory of 2636	2660	7bc6b8054abd6114c35c454c071c7290_NeikiAnalytics.exe	wmic.exe
PID 2660 wrote to memory of 2636	2660	7bc6b8054abd6114c35c454c071c7290_NeikiAnalytics.exe	wmic.exe
PID 2660 wrote to memory of 2636	2660	7bc6b8054abd6114c35c454c071c7290_NeikiAnalytics.exe	wmic.exe

C:\Users\Admin\AppData\Local\Temp\7bc6b8054abd6114c35c454c071c7290_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\7bc6b8054abd6114c35c454c071c7290_NeikiAnalytics.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2660
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" csproduct get uuid
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2636

Network

MITRE ATT&CK Matrix

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Downloads

memory/2660-0-0x000007FEF5B93000-0x000007FEF5B94000-memory.dmp

Filesize
4KB

Download
memory/2660-1-0x0000000000AB0000-0x0000000000AF0000-memory.dmp

Filesize
256KB

Download
memory/2660-2-0x000007FEF5B90000-0x000007FEF657C000-memory.dmp

Filesize
9.9MB

Download
memory/2660-17-0x000007FEF5B90000-0x000007FEF657C000-memory.dmp

Filesize
9.9MB

Download