2551e4c7fb4bea424bd0212951fd0b9f5bf564f5bd29fdd1f778beb19955a536

Analysis

max time kernel
150s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
24/09/2026, 04:34

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General

Target
jaffacakes118_2551e4c7fb4bea424bd0212951fd0b9f5bf564f5bd29fdd1f778beb19955a536.exe
Size 44KB
Sample260924-e69ggayfnc
SHA256 2551e4c7fb4bea424bd0212951fd0b9f5bf564f5bd29fdd1f778beb19955a536
MD5 dcdd8367c4e52e4df1041963796d4f28
SHA1 f4a3f9850c96f51137253f687fe144c4ab8f63e1
SHA512 618adcc4bf56c00de66c50bac3873ada3711182c34e30e22d656fd20c0162c258e9f3f00afbe837ed22086f9639c12123746c931e433d4fcfcdaf62d423ff226
SSDEEP 384:mKTInWJa+vNghlKjRzXKyl4SFy88OR5l7Fpct5b2:s5SNg3Klayl4ayNOR5FFat5b2
TLSH
T17A134C0BE74194B1C9DE0134389B99279FB90D3436FB4ADBCE57AA886D30499EC39217
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
1896	catowerk.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\catower.dll	jaffacakes118_2551e4c7fb4bea424bd0212951fd0b9f5bf564f5bd29fdd1f778beb19955a536.exe
File created	C:\Windows\SysWOW64\catowerk.exe	jaffacakes118_2551e4c7fb4bea424bd0212951fd0b9f5bf564f5bd29fdd1f778beb19955a536.exe
File opened for modification	C:\Windows\SysWOW64\catowerk.exe	jaffacakes118_2551e4c7fb4bea424bd0212951fd0b9f5bf564f5bd29fdd1f778beb19955a536.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
4104	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_2551e4c7fb4bea424bd0212951fd0b9f5bf564f5bd29fdd1f778beb19955a536.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	catowerk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4508 wrote to memory of 1896	4508	jaffacakes118_2551e4c7fb4bea424bd0212951fd0b9f5bf564f5bd29fdd1f778beb19955a536.exe	86
PID 4508 wrote to memory of 4104	4508	jaffacakes118_2551e4c7fb4bea424bd0212951fd0b9f5bf564f5bd29fdd1f778beb19955a536.exe	105

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_2551e4c7fb4bea424bd0212951fd0b9f5bf564f5bd29fdd1f778beb19955a536.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_2551e4c7fb4bea424bd0212951fd0b9f5bf564f5bd29fdd1f778beb19955a536.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4508
- C:\Windows\SysWOW64\catowerk.exe
  C:\Windows\system32\catowerk.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1896
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\jaffacakes118_2551e4c7fb4bea424bd0212951fd0b9f5bf564f5bd29fdd1f778beb19955a536.exe.bat
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:4104

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_2551e4c7fb4bea424bd0212951fd0b9f5bf564f5bd29fdd1f778beb19955a536.exe.bat

Path C:\Users\Admin\AppData\Local\Temp\jaffacakes118_2551e4c7fb4bea424bd0212951fd0b9f5bf564f5bd29fdd1f778beb19955a536.exe.bat
Size 274B
SHA256 5fe0d739e64c374ac77d810b9f1f2b171cd6f50bb142468c9edb86a057af9916
MD5 872a7b0766ae907c4e94775d708024a7
SHA1 0cf9ac74f57b6af8a090d8e69b3479fc7df3ca07
SHA512 6d8cff8a41d91e3e347138874cc10dd2619d9e104e370e9e98d6a155692806cd8bc5e702f1767967587bd2a56e55129328c7b4ce5fd94b356b011f92981f30ae
TLSH
T18BD02BC0F219C965196CC83F4B251985C1E5054829CF6F01632163D80991018E3C6F03
MD5 SHA1 SHA512 TLSH

Submit Download

catowerk.exe

Path C:\Windows\SysWOW64\catowerk.exe
Size 44KB
SHA256 2551e4c7fb4bea424bd0212951fd0b9f5bf564f5bd29fdd1f778beb19955a536
MD5 dcdd8367c4e52e4df1041963796d4f28
SHA1 f4a3f9850c96f51137253f687fe144c4ab8f63e1
SHA512 618adcc4bf56c00de66c50bac3873ada3711182c34e30e22d656fd20c0162c258e9f3f00afbe837ed22086f9639c12123746c931e433d4fcfcdaf62d423ff226
SSDEEP 384:mKTInWJa+vNghlKjRzXKyl4SFy88OR5l7Fpct5b2:s5SNg3Klayl4ayNOR5FFat5b2
TLSH
T17A134C0BE74194B1C9DE0134389B99279FB90D3436FB4ADBCE57AA886D30499EC39217
MD5 SHA1 SHA512 SSDEEP TLSH