f3a79a2cdf946a7dba30e0e321fc210e042727f11bbdff10e94b3384df1b718d

Analysis

max time kernel
150s
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, 04:42

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General

Target
jaffacakes118_f3a79a2cdf946a7dba30e0e321fc210e042727f11bbdff10e94b3384df1b718d.exe
Size 48KB
Sample260924-fbpdgseb36
SHA256 f3a79a2cdf946a7dba30e0e321fc210e042727f11bbdff10e94b3384df1b718d
MD5 50436a5f1c74983e3d87647eb3e41d90
SHA1 714f3c04e8b0fc3e1adbe0a5e7faef3d0cf3754c
SHA512 b2e2e1d8f404dc1cecf4dd6b04102e17a26c701ae524b80ef81af0b7fb825d9e893a81df3277df479e2c8fc87bd3d567e2d0687819831a42f1b39292ef1290f2
SSDEEP 384:Uz/dHfxxkvNg4lzlNMnuMLAIPs6H5A9TU52QL0yLjLNq5R0pct5Jtfn4xi:q/dHfDYNgucu2AX6ZdM1yX5Xat53fn4
TLSH
T117236B8BD62568B2CADF043431FF6B270F769D38C62D88E3CBE719C69C31547892591A
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
5628	micsusk.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\micsus.dll	jaffacakes118_f3a79a2cdf946a7dba30e0e321fc210e042727f11bbdff10e94b3384df1b718d.exe
File created	C:\Windows\SysWOW64\micsusk.exe	jaffacakes118_f3a79a2cdf946a7dba30e0e321fc210e042727f11bbdff10e94b3384df1b718d.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
3332	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	jaffacakes118_f3a79a2cdf946a7dba30e0e321fc210e042727f11bbdff10e94b3384df1b718d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	micsusk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2400 wrote to memory of 5628	2400	jaffacakes118_f3a79a2cdf946a7dba30e0e321fc210e042727f11bbdff10e94b3384df1b718d.exe	88
PID 2400 wrote to memory of 3332	2400	jaffacakes118_f3a79a2cdf946a7dba30e0e321fc210e042727f11bbdff10e94b3384df1b718d.exe	89

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_f3a79a2cdf946a7dba30e0e321fc210e042727f11bbdff10e94b3384df1b718d.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_f3a79a2cdf946a7dba30e0e321fc210e042727f11bbdff10e94b3384df1b718d.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2400
- C:\Windows\SysWOW64\micsusk.exe
  C:\Windows\system32\micsusk.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:5628
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\jaffacakes118_f3a79a2cdf946a7dba30e0e321fc210e042727f11bbdff10e94b3384df1b718d.exe.bat
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:3332

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

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Downloads

jaffacakes118_f3a79a2cdf946a7dba30e0e321fc210e042727f11bbdff10e94b3384df1b718d.exe.bat

Path C:\Users\Admin\AppData\Local\Temp\jaffacakes118_f3a79a2cdf946a7dba30e0e321fc210e042727f11bbdff10e94b3384df1b718d.exe.bat
Size 274B
SHA256 84b5bd348be75eef0510d44e0e1976338e071543b0f75819c887ec561ad2ab5a
MD5 c8a04f1aa8134014642e02eea59b37ad
SHA1 6ec6df918b9c013a695c506d8a4ddf90d5d0cba7
SHA512 64f0441a6f14b91e61f767c6e954899d34733ba53edcaba14bcf80aa174a53b0afdd8bdf8c5d86e43083e12c8dc250183eeea131ad5d3f2291356ce3f6c42575
TLSH
T169D05B89655785AA1844D66F07FC5699515688E537E42F36671390FC0147414739135C
MD5 SHA1 SHA512 TLSH

Submit Download

micsusk.exe

Path C:\Windows\SysWOW64\micsusk.exe
Size 48KB
SHA256 f3a79a2cdf946a7dba30e0e321fc210e042727f11bbdff10e94b3384df1b718d
MD5 50436a5f1c74983e3d87647eb3e41d90
SHA1 714f3c04e8b0fc3e1adbe0a5e7faef3d0cf3754c
SHA512 b2e2e1d8f404dc1cecf4dd6b04102e17a26c701ae524b80ef81af0b7fb825d9e893a81df3277df479e2c8fc87bd3d567e2d0687819831a42f1b39292ef1290f2
SSDEEP 384:Uz/dHfxxkvNg4lzlNMnuMLAIPs6H5A9TU52QL0yLjLNq5R0pct5Jtfn4xi:q/dHfDYNgucu2AX6ZdM1yX5Xat53fn4
TLSH
T117236B8BD62568B2CADF043431FF6B270F769D38C62D88E3CBE719C69C31547892591A
MD5 SHA1 SHA512 SSDEEP TLSH