7198f97a60f9cb5495f189594a2d9ab684f78988262bb3e452269c2c25d5f947

Analysis

max time kernel
150s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
15/09/2024, 05:18

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

e1c65ad9920d21007e78e11c4dd61524_JaffaCakes118.exe
Size

12KB
MD5

e1c65ad9920d21007e78e11c4dd61524
SHA1

2f9f64168b6751a85e64a8ec053a9e2d7b9145fc
SHA256

7198f97a60f9cb5495f189594a2d9ab684f78988262bb3e452269c2c25d5f947
SHA512

6ccad0b25f0ef70109b2c102eaa325e0a7edcae0f3467e13810b2977b76c325ee73742bc2b602294acec29488258ba148118c592989ed5e92895d1c816da4a41
SSDEEP

192:fhK1pyzlQHGl/GV4c9ZI9Zbl6TH1FRpPtRRaP0rqjWGosSbyA6Ybc9S1wvwEcK:fsqzlXV2hYd65Z8PSqLDR8kSyF

Score

8^/10

discovery persistence privilege_escalation upx

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
2924	micsusk.exe

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3820-0-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/files/0x00080000000234c3-4.dat	upx
behavioral2/memory/3820-6-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/memory/2924-8-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/memory/2924-24-0x0000000000400000-0x000000000040F000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\micsusk.exe	e1c65ad9920d21007e78e11c4dd61524_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\micsus.dll	e1c65ad9920d21007e78e11c4dd61524_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\micsusk.exe	e1c65ad9920d21007e78e11c4dd61524_JaffaCakes118.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	e1c65ad9920d21007e78e11c4dd61524_JaffaCakes118.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 6 IoCs

description	pid	Process	procid_target
PID 3820 wrote to memory of 2924	3820	e1c65ad9920d21007e78e11c4dd61524_JaffaCakes118.exe	83
PID 3820 wrote to memory of 2924	3820	e1c65ad9920d21007e78e11c4dd61524_JaffaCakes118.exe	83
PID 3820 wrote to memory of 2924	3820	e1c65ad9920d21007e78e11c4dd61524_JaffaCakes118.exe	83
PID 3820 wrote to memory of 1524	3820	e1c65ad9920d21007e78e11c4dd61524_JaffaCakes118.exe	96
PID 3820 wrote to memory of 1524	3820	e1c65ad9920d21007e78e11c4dd61524_JaffaCakes118.exe	96
PID 3820 wrote to memory of 1524	3820	e1c65ad9920d21007e78e11c4dd61524_JaffaCakes118.exe	96

C:\Users\Admin\AppData\Local\Temp\e1c65ad9920d21007e78e11c4dd61524_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e1c65ad9920d21007e78e11c4dd61524_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3820
- C:\Windows\SysWOW64\micsusk.exe
  C:\Windows\system32\micsusk.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2924
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\e1c65ad9920d21007e78e11c4dd61524_JaffaCakes118.exe.bat
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1524

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\e1c65ad9920d21007e78e11c4dd61524_JaffaCakes118.exe.bat

Filesize
210B

MD5
7dafbbca9beff588278e74d0a06c6fb0

SHA1
750beaf62e53e0e002f0fb716346952dfb6dd645

SHA256
de01c1e53b6ac036860a26dedfba02a3f120bb9548a7dd9c25b52e63b72b4379

SHA512
c4c9029bbef6226b20ea16c0de780626494506693e295379c69797d9fb3dee0ca97683b1af0299cd8fa546915a2772cfb3399c84055e95b3114f06222f174354

Download Submit
C:\Windows\SysWOW64\micsusk.exe

Filesize
12KB

MD5
e1c65ad9920d21007e78e11c4dd61524

SHA1
2f9f64168b6751a85e64a8ec053a9e2d7b9145fc

SHA256
7198f97a60f9cb5495f189594a2d9ab684f78988262bb3e452269c2c25d5f947

SHA512
6ccad0b25f0ef70109b2c102eaa325e0a7edcae0f3467e13810b2977b76c325ee73742bc2b602294acec29488258ba148118c592989ed5e92895d1c816da4a41

Download Submit
memory/2924-8-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2924-24-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/3820-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/3820-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download