2490274b08a9939f85686a7d7f54b92f5bd55171e30d4468faf7c22fd339b505

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, 04:37

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General

Target
jaffacakes118_2490274b08a9939f85686a7d7f54b92f5bd55171e30d4468faf7c22fd339b505.exe
Size 48KB
Sample260924-e84c8syxb1
SHA256 2490274b08a9939f85686a7d7f54b92f5bd55171e30d4468faf7c22fd339b505
MD5 882b6852ff6272bb5e7bd5e44204ab2d
SHA1 6f126633c341946391ed7f17f0bb0c0878120b8f
SHA512 8a4b10b6c3f237721c1d30c829aa6cc667251cf597436c7c37216b3217558d7a7205470db02d6ec03449a69d71f880066847d0449152e4f73e6d8c2704d9bd03
SSDEEP 384:MyF2UM6XvrtTMntsYPppAtdUpLJIg9Wj9JThxbJAmGpct5labw:MysUJrt+nxphpLJIQWj9JbJ/Gat5T
TLSH
T12B237CCF294764F3D4DE05B031EABD024FBA5E383B57149BDBFB6A452A71143842560B
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
2976	comboausk.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\comboaus.dll	jaffacakes118_2490274b08a9939f85686a7d7f54b92f5bd55171e30d4468faf7c22fd339b505.exe
File created	C:\Windows\SysWOW64\comboausk.exe	jaffacakes118_2490274b08a9939f85686a7d7f54b92f5bd55171e30d4468faf7c22fd339b505.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
2560	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_2490274b08a9939f85686a7d7f54b92f5bd55171e30d4468faf7c22fd339b505.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	comboausk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3432	jaffacakes118_2490274b08a9939f85686a7d7f54b92f5bd55171e30d4468faf7c22fd339b505.exe
3432	jaffacakes118_2490274b08a9939f85686a7d7f54b92f5bd55171e30d4468faf7c22fd339b505.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3432 wrote to memory of 2976	3432	jaffacakes118_2490274b08a9939f85686a7d7f54b92f5bd55171e30d4468faf7c22fd339b505.exe	89
PID 3432 wrote to memory of 2560	3432	jaffacakes118_2490274b08a9939f85686a7d7f54b92f5bd55171e30d4468faf7c22fd339b505.exe	90

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_2490274b08a9939f85686a7d7f54b92f5bd55171e30d4468faf7c22fd339b505.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_2490274b08a9939f85686a7d7f54b92f5bd55171e30d4468faf7c22fd339b505.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3432
- C:\Windows\SysWOW64\comboausk.exe
  C:\Windows\system32\comboausk.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2976
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\jaffacakes118_2490274b08a9939f85686a7d7f54b92f5bd55171e30d4468faf7c22fd339b505.exe.bat
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:2560

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_2490274b08a9939f85686a7d7f54b92f5bd55171e30d4468faf7c22fd339b505.exe.bat

Path C:\Users\Admin\AppData\Local\Temp\jaffacakes118_2490274b08a9939f85686a7d7f54b92f5bd55171e30d4468faf7c22fd339b505.exe.bat
Size 274B
SHA256 60f407bf95db3a0899935a54d072950ddf4a440e70f8dea60a2d98d1dfc25893
MD5 24649c03fc1a4bee5d778c6043d5b49e
SHA1 0787a66c40600b9492e2fc3427458e6d796938fa
SHA512 a8a1b39a2a41e652f45ebb88fa143e31c83cc7bf890cbff73e106eb64247bc95e246cbd0d063eeb3b52132446fa5cfbf586e63ca1a0d8fe5c6b500c4741e09a6
TLSH
T1D7D02B902952CC810448A92F0538B7D6C7327E5825CC3F065535C1C86062007F2C2604
MD5 SHA1 SHA512 TLSH

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comboausk.exe

Path C:\Windows\SysWOW64\comboausk.exe
Size 48KB
SHA256 2490274b08a9939f85686a7d7f54b92f5bd55171e30d4468faf7c22fd339b505
MD5 882b6852ff6272bb5e7bd5e44204ab2d
SHA1 6f126633c341946391ed7f17f0bb0c0878120b8f
SHA512 8a4b10b6c3f237721c1d30c829aa6cc667251cf597436c7c37216b3217558d7a7205470db02d6ec03449a69d71f880066847d0449152e4f73e6d8c2704d9bd03
SSDEEP 384:MyF2UM6XvrtTMntsYPppAtdUpLJIg9Wj9JThxbJAmGpct5labw:MysUJrt+nxphpLJIQWj9JbJ/Gat5T
TLSH
T12B237CCF294764F3D4DE05B031EABD024FBA5E383B57149BDBFB6A452A71143842560B
MD5 SHA1 SHA512 SSDEEP TLSH

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