09ec853c798ffdd47c6ae918cc3c5002c301c2a6f7b1b4a87157c0c6b5f0f949

Analysis

max time kernel
150s
max time network
143s
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, 04:30

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General

Target
jaffacakes118_09ec853c798ffdd47c6ae918cc3c5002c301c2a6f7b1b4a87157c0c6b5f0f949.exe
Size 44KB
Sample260924-e4yl7aea59
SHA256 09ec853c798ffdd47c6ae918cc3c5002c301c2a6f7b1b4a87157c0c6b5f0f949
MD5 869c783c3b22848c4ad23886b48cc684
SHA1 a1a6cf241eaaa3df553695489cdd293ea898c0bd
SHA512 5b291c94e8b7d7f218bd8105747abd46e3a1bf2e78c4e1dca46740d24fb3f4cb5839a681262f80183081441fa1670c6a7bd18b4d5aabecd5ea06c2b18798bd5a
SSDEEP 384:AkJFijR+vrtPgu0LZ5qgIPSjOJzG73OrEg5E2t5GPGX:A+FiMrtPz2jso6zGwEga2t5GPG
TLSH
T17513384B2A1488F3E69A8635366B473B4BAF2D3006754C96CBE75FE93C34CA15D31227
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
2284	therbrekk.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\therbrek.dll	jaffacakes118_09ec853c798ffdd47c6ae918cc3c5002c301c2a6f7b1b4a87157c0c6b5f0f949.exe
File created	C:\Windows\SysWOW64\therbrekk.exe	jaffacakes118_09ec853c798ffdd47c6ae918cc3c5002c301c2a6f7b1b4a87157c0c6b5f0f949.exe
File opened for modification	C:\Windows\SysWOW64\therbrekk.exe	jaffacakes118_09ec853c798ffdd47c6ae918cc3c5002c301c2a6f7b1b4a87157c0c6b5f0f949.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
3000	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_09ec853c798ffdd47c6ae918cc3c5002c301c2a6f7b1b4a87157c0c6b5f0f949.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	therbrekk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1736	jaffacakes118_09ec853c798ffdd47c6ae918cc3c5002c301c2a6f7b1b4a87157c0c6b5f0f949.exe
1736	jaffacakes118_09ec853c798ffdd47c6ae918cc3c5002c301c2a6f7b1b4a87157c0c6b5f0f949.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1736 wrote to memory of 2284	1736	jaffacakes118_09ec853c798ffdd47c6ae918cc3c5002c301c2a6f7b1b4a87157c0c6b5f0f949.exe	92
PID 1736 wrote to memory of 3000	1736	jaffacakes118_09ec853c798ffdd47c6ae918cc3c5002c301c2a6f7b1b4a87157c0c6b5f0f949.exe	93

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_09ec853c798ffdd47c6ae918cc3c5002c301c2a6f7b1b4a87157c0c6b5f0f949.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_09ec853c798ffdd47c6ae918cc3c5002c301c2a6f7b1b4a87157c0c6b5f0f949.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1736
- C:\Windows\SysWOW64\therbrekk.exe
  C:\Windows\system32\therbrekk.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2284
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\jaffacakes118_09ec853c798ffdd47c6ae918cc3c5002c301c2a6f7b1b4a87157c0c6b5f0f949.exe.bat
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:3000

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_09ec853c798ffdd47c6ae918cc3c5002c301c2a6f7b1b4a87157c0c6b5f0f949.exe.bat

Path C:\Users\Admin\AppData\Local\Temp\jaffacakes118_09ec853c798ffdd47c6ae918cc3c5002c301c2a6f7b1b4a87157c0c6b5f0f949.exe.bat
Size 274B
SHA256 cc94d4433ec92a31a85be6f4b97b67a7388652731d6df79c2f62ffabf678df47
MD5 cf4a480ed64968160561d24cb8672442
SHA1 aa280e3e337e9b135d1c367202d8153e245d7778
SHA512 0c6ec18f93299a9a36622efd509153c3b06a674fefdc6ece90cc2824a9cbda586fd470305b830eb9b2c4940bc762ecd15d394fa33b6add0a6ee4774270b3ec7f
TLSH
T1E9D02B8F03D19D064C10FD2F4F33735A43B02C84174CDE250F1250F8100081975DBA06
MD5 SHA1 SHA512 TLSH

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therbrekk.exe

Path C:\Windows\SysWOW64\therbrekk.exe
Size 44KB
SHA256 09ec853c798ffdd47c6ae918cc3c5002c301c2a6f7b1b4a87157c0c6b5f0f949
MD5 869c783c3b22848c4ad23886b48cc684
SHA1 a1a6cf241eaaa3df553695489cdd293ea898c0bd
SHA512 5b291c94e8b7d7f218bd8105747abd46e3a1bf2e78c4e1dca46740d24fb3f4cb5839a681262f80183081441fa1670c6a7bd18b4d5aabecd5ea06c2b18798bd5a
SSDEEP 384:AkJFijR+vrtPgu0LZ5qgIPSjOJzG73OrEg5E2t5GPGX:A+FiMrtPz2jso6zGwEga2t5GPG
TLSH
T17513384B2A1488F3E69A8635366B473B4BAF2D3006754C96CBE75FE93C34CA15D31227
MD5 SHA1 SHA512 SSDEEP TLSH

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