6c941fb9238e5e2290f47d4225fefa984354fdc03299d645d1e2f7126ad4fd34

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, 04:35

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General

Target
jaffacakes118_6c941fb9238e5e2290f47d4225fefa984354fdc03299d645d1e2f7126ad4fd34.exe
Size 52KB
Sample260924-e7s6wayxaz
SHA256 6c941fb9238e5e2290f47d4225fefa984354fdc03299d645d1e2f7126ad4fd34
MD5 237138c7f9aca65b1b86d969ba1d0aeb
SHA1 39e3d6b9edf799a98856fb89848f166d8cee50e0
SHA512 8b0e6b2b826e2ea3a546fdff1e6910faa585a19802d6f0652b61d623113dacf6d947405e41646386a90339674a5fc16ded01d0551b5d7346f21d9c3825b10373
SSDEEP 384:+wPu9btfYvlvTF9a9ir7wDpj4k9D/t5A49Q6kzKe:ZPm+1TF9a9ir7wNj4R49/kWe
TLSH
T1C5332A8B4AA1ABF2CB6E0134368BAB1F19BA5E31295E7857E2D7B9025D350C1E184D07
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
3424	rmchampk.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\rmchamp.dll	jaffacakes118_6c941fb9238e5e2290f47d4225fefa984354fdc03299d645d1e2f7126ad4fd34.exe
File created	C:\Windows\SysWOW64\rmchampk.exe	jaffacakes118_6c941fb9238e5e2290f47d4225fefa984354fdc03299d645d1e2f7126ad4fd34.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
5272	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_6c941fb9238e5e2290f47d4225fefa984354fdc03299d645d1e2f7126ad4fd34.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rmchampk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1832 wrote to memory of 3424	1832	jaffacakes118_6c941fb9238e5e2290f47d4225fefa984354fdc03299d645d1e2f7126ad4fd34.exe	89
PID 1832 wrote to memory of 5272	1832	jaffacakes118_6c941fb9238e5e2290f47d4225fefa984354fdc03299d645d1e2f7126ad4fd34.exe	90

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_6c941fb9238e5e2290f47d4225fefa984354fdc03299d645d1e2f7126ad4fd34.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_6c941fb9238e5e2290f47d4225fefa984354fdc03299d645d1e2f7126ad4fd34.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1832
- C:\Windows\SysWOW64\rmchampk.exe
  C:\Windows\system32\rmchampk.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3424
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\jaffacakes118_6c941fb9238e5e2290f47d4225fefa984354fdc03299d645d1e2f7126ad4fd34.exe.bat
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:5272

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_6c941fb9238e5e2290f47d4225fefa984354fdc03299d645d1e2f7126ad4fd34.exe.bat

Path C:\Users\Admin\AppData\Local\Temp\jaffacakes118_6c941fb9238e5e2290f47d4225fefa984354fdc03299d645d1e2f7126ad4fd34.exe.bat
Size 274B
SHA256 2e68ed0407c22289bd0fdd67e68e9bd88208f84189ef0ca99c9cde2e7c522f11
MD5 553122dffb9be3eb7dec8461424e68eb
SHA1 11563fecd45d3adbae35c58bac73d54c452c1929
SHA512 ddb734f18411daf5b95b2309a2ebf3f3aaafcb55d88d7a3c918399409f384c2f4f02d00e3ad250b3bca1928c4e2ca34bf3104ada9900e026fbae6c3ee83fbb7e
TLSH
T1ECD05B345176CE85184D949F4274FA1B84760B74398D6E25BB2184F553C3458FE95F44
MD5 SHA1 SHA512 TLSH

Submit Download

rmchampk.exe

Path C:\Windows\SysWOW64\rmchampk.exe
Size 52KB
SHA256 6c941fb9238e5e2290f47d4225fefa984354fdc03299d645d1e2f7126ad4fd34
MD5 237138c7f9aca65b1b86d969ba1d0aeb
SHA1 39e3d6b9edf799a98856fb89848f166d8cee50e0
SHA512 8b0e6b2b826e2ea3a546fdff1e6910faa585a19802d6f0652b61d623113dacf6d947405e41646386a90339674a5fc16ded01d0551b5d7346f21d9c3825b10373
SSDEEP 384:+wPu9btfYvlvTF9a9ir7wDpj4k9D/t5A49Q6kzKe:ZPm+1TF9a9ir7wNj4R49/kWe
TLSH
T1C5332A8B4AA1ABF2CB6E0134368BAB1F19BA5E31295E7857E2D7B9025D350C1E184D07
MD5 SHA1 SHA512 SSDEEP TLSH