aa77ebb4d03ebcdc0ed219b294524875e11f83ab3fe4924f939d8e4dbd0c1cda

Analysis

max time kernel
106s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11/08/2024, 18:50

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General

Target

8b8f56b555b2284d736892c7becf5842_JaffaCakes118.exe
Size

24KB
MD5

8b8f56b555b2284d736892c7becf5842
SHA1

aa5fd37e7df98f9b67cd7c2607f08609d3c35afd
SHA256

aa77ebb4d03ebcdc0ed219b294524875e11f83ab3fe4924f939d8e4dbd0c1cda
SHA512

fa2f0c5418597d2a7e8fb9cc84bb191cdf232ac486e1e355763cd3cb834e6ecea06626a60135fc607bd1b187f7538eed24cf392e143ae60f59b866d0d13c0d91
SSDEEP

384:zxBVkOnKrrK+hHs/Y6wHU1Gr0EasFOsKsO5n2e+UWPhrAiET5NUpHGoS:zxBV9nKrrK+MYDHOGrLS2e+UWPhMiElB

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1924	frmwrk.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\frmwrk.exe	frmwrk.exe
File opened for modification	C:\Windows\SysWOW64\uniq.tll	frmwrk.exe
File created	C:\Windows\SysWOW64\frmwrk.exe	8b8f56b555b2284d736892c7becf5842_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\frmwrk.exe	8b8f56b555b2284d736892c7becf5842_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	8b8f56b555b2284d736892c7becf5842_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	frmwrk.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2872 wrote to memory of 1924	2872	8b8f56b555b2284d736892c7becf5842_JaffaCakes118.exe	84
PID 2872 wrote to memory of 1924	2872	8b8f56b555b2284d736892c7becf5842_JaffaCakes118.exe	84
PID 2872 wrote to memory of 1924	2872	8b8f56b555b2284d736892c7becf5842_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\8b8f56b555b2284d736892c7becf5842_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8b8f56b555b2284d736892c7becf5842_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2872
- C:\Windows\SysWOW64\frmwrk.exe
  C:\Windows\system32\frmwrk.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:1924

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

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

C:\Windows\SysWOW64\frmwrk.exe

Filesize
24KB

MD5
8b8f56b555b2284d736892c7becf5842

SHA1
aa5fd37e7df98f9b67cd7c2607f08609d3c35afd

SHA256
aa77ebb4d03ebcdc0ed219b294524875e11f83ab3fe4924f939d8e4dbd0c1cda

SHA512
fa2f0c5418597d2a7e8fb9cc84bb191cdf232ac486e1e355763cd3cb834e6ecea06626a60135fc607bd1b187f7538eed24cf392e143ae60f59b866d0d13c0d91

Download Submit
memory/1924-7-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2872-0-0x00000000001C0000-0x00000000001F5000-memory.dmp

Filesize
212KB

Download
memory/2872-1-0x0000000000401000-0x0000000000405000-memory.dmp

Filesize
16KB

Download
memory/2872-6-0x00000000001C0000-0x00000000001F5000-memory.dmp

Filesize
212KB

Download