b76cf891b7c676f896d72bb23bd61df2cb628e02d0a40c4094b4c001ba96535a

Analysis

max time kernel
150s
max time network
125s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
24/09/2026, 04:48

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General

Target
jaffacakes118_b76cf891b7c676f896d72bb23bd61df2cb628e02d0a40c4094b4c001ba96535a.exe
Size 44KB
Sample260924-fe9tlaeb95
SHA256 b76cf891b7c676f896d72bb23bd61df2cb628e02d0a40c4094b4c001ba96535a
MD5 8bbd69d78b85d9dfe1ad2ba3c710efc0
SHA1 961057ea99ad22169c924c38d9e81ad071cafbec
SHA512 527931f007da32293f6453bba6e7b3f18ad891efc5f45961ec648ee5fce78ae3bf03921d976e3b56fc56ad779b5980bbe528a98cbf5b9a20b73dabca425122f9
SSDEEP 384:0kFzwpSNGktvYS+LtCnmfQ6/scLqqhPc05ye1E+wpct5YmV+tMdr:/EcYS4yi0cfhP95yDXat57+tMd
TLSH
T1D5134B4B651690F1C5EE0130319A9A229BB99D3137FE0CDBDB572D8C2D3048AED39E1B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

8^/10

discovery execution persistence privilege_escalation

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

Executes dropped EXE 1 IoCs

pid	Process
4540	pewirek.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\pewire.dll	jaffacakes118_b76cf891b7c676f896d72bb23bd61df2cb628e02d0a40c4094b4c001ba96535a.exe
File created	C:\Windows\SysWOW64\pewirek.exe	jaffacakes118_b76cf891b7c676f896d72bb23bd61df2cb628e02d0a40c4094b4c001ba96535a.exe

Executes a command shell one-liner 1 TTPs 1 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
124	cmd.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jaffacakes118_b76cf891b7c676f896d72bb23bd61df2cb628e02d0a40c4094b4c001ba96535a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pewirek.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3652	jaffacakes118_b76cf891b7c676f896d72bb23bd61df2cb628e02d0a40c4094b4c001ba96535a.exe
3652	jaffacakes118_b76cf891b7c676f896d72bb23bd61df2cb628e02d0a40c4094b4c001ba96535a.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3652 wrote to memory of 4540	3652	jaffacakes118_b76cf891b7c676f896d72bb23bd61df2cb628e02d0a40c4094b4c001ba96535a.exe	88
PID 3652 wrote to memory of 124	3652	jaffacakes118_b76cf891b7c676f896d72bb23bd61df2cb628e02d0a40c4094b4c001ba96535a.exe	89

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_b76cf891b7c676f896d72bb23bd61df2cb628e02d0a40c4094b4c001ba96535a.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_b76cf891b7c676f896d72bb23bd61df2cb628e02d0a40c4094b4c001ba96535a.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3652
- C:\Windows\SysWOW64\pewirek.exe
  C:\Windows\system32\pewirek.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4540
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\jaffacakes118_b76cf891b7c676f896d72bb23bd61df2cb628e02d0a40c4094b4c001ba96535a.exe.bat
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:124

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

jaffacakes118_b76cf891b7c676f896d72bb23bd61df2cb628e02d0a40c4094b4c001ba96535a.exe.bat

Path C:\Users\Admin\AppData\Local\Temp\jaffacakes118_b76cf891b7c676f896d72bb23bd61df2cb628e02d0a40c4094b4c001ba96535a.exe.bat
Size 274B
SHA256 4e382fffed9298f6fdcfdd4cee6a4fcd71659d0559968609198ed7d159649383
MD5 f36e27354ebc0f5efd78f8d22b8707d8
SHA1 31a846b723545a5c4925484b4cb4b233ba3a0f5f
SHA512 75e8bca908cd18d0852c50e8f2c4b9cbc09a43339d8132d562ed9776efe3314187043d1b85ffd86c51c12f4182ed035f92f3d38722ef5d19ef3e97a49f0f8fd6
TLSH
T1B4D0C29182F38EDB8C24F83B0FE86F4941202E983E951F224228C4C8224260DA29F608
MD5 SHA1 SHA512 TLSH

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pewirek.exe

Path C:\Windows\SysWOW64\pewirek.exe
Size 44KB
SHA256 b76cf891b7c676f896d72bb23bd61df2cb628e02d0a40c4094b4c001ba96535a
MD5 8bbd69d78b85d9dfe1ad2ba3c710efc0
SHA1 961057ea99ad22169c924c38d9e81ad071cafbec
SHA512 527931f007da32293f6453bba6e7b3f18ad891efc5f45961ec648ee5fce78ae3bf03921d976e3b56fc56ad779b5980bbe528a98cbf5b9a20b73dabca425122f9
SSDEEP 384:0kFzwpSNGktvYS+LtCnmfQ6/scLqqhPc05ye1E+wpct5YmV+tMdr:/EcYS4yi0cfhP95yDXat57+tMd
TLSH
T1D5134B4B651690F1C5EE0130319A9A229BB99D3137FE0CDBDB572D8C2D3048AED39E1B
MD5 SHA1 SHA512 SSDEEP TLSH

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