049b8a7c53b8232b0058ae18f4526ee761889e2e89841fa6634b7222d783ece8

Analysis

max time kernel
94s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/11/2024, 05:05

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

b4e8d8b27b76e10b381f2cbd028a6506_JaffaCakes118.exe
Size

2.6MB
MD5

b4e8d8b27b76e10b381f2cbd028a6506
SHA1

44b3aa8e52bfacd398a6816e07937b53f64abbec
SHA256

049b8a7c53b8232b0058ae18f4526ee761889e2e89841fa6634b7222d783ece8
SHA512

6f3049fa931c73221c62409ea3c2565d3c52d29f1c600e1561ef2d9423926c94e9ca2bb624e73796751fe138c54d6e00c405fd3e62ca9eb0c876585e56793101
SSDEEP

49152:nEaS3S5dLSWs47Nqwj7Y630KT78/w61UfyVYowILHsVegELx/pOrf7Qay3:nzJdOg06EKP8PGyVpQeoI3

Score

7^/10

discovery upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
728	b4e8d8b27b76e10b381f2cbd028a6506_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
728	b4e8d8b27b76e10b381f2cbd028a6506_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2388-0-0x0000000000400000-0x0000000000D9E000-memory.dmp	upx
behavioral2/files/0x000b000000023b77-12.dat	upx
behavioral2/memory/728-14-0x0000000000400000-0x0000000000D9E000-memory.dmp	upx

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	b4e8d8b27b76e10b381f2cbd028a6506_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b4e8d8b27b76e10b381f2cbd028a6506_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2388	b4e8d8b27b76e10b381f2cbd028a6506_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2388	b4e8d8b27b76e10b381f2cbd028a6506_JaffaCakes118.exe
728	b4e8d8b27b76e10b381f2cbd028a6506_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2388 wrote to memory of 728	2388	b4e8d8b27b76e10b381f2cbd028a6506_JaffaCakes118.exe	82
PID 2388 wrote to memory of 728	2388	b4e8d8b27b76e10b381f2cbd028a6506_JaffaCakes118.exe	82
PID 2388 wrote to memory of 728	2388	b4e8d8b27b76e10b381f2cbd028a6506_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\b4e8d8b27b76e10b381f2cbd028a6506_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b4e8d8b27b76e10b381f2cbd028a6506_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2388
- C:\Users\Admin\AppData\Local\Temp\b4e8d8b27b76e10b381f2cbd028a6506_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\b4e8d8b27b76e10b381f2cbd028a6506_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:728

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\b4e8d8b27b76e10b381f2cbd028a6506_JaffaCakes118.exe

Filesize
2.6MB

MD5
4f45587d2f5c2124ec055ba43543ef27

SHA1
1fe93ff5eae713017d80f5d1b624bf0b79148580

SHA256
f19f7faa802a58ef3f576b6072a0485569c437a218fe38203b59459d2ecb8114

SHA512
cc710359460bde1b60a73f990a02c55a4b4661971f9e86426619904032ba9ee6c1e970b7858e962439a70dec63fd64a9a0d52c5ce30b0a0f36a70c888b8c60ca

Download Submit
memory/728-14-0x0000000000400000-0x0000000000D9E000-memory.dmp

Filesize
9.6MB

Download
memory/728-21-0x0000000002190000-0x00000000023EA000-memory.dmp

Filesize
2.4MB

Download
memory/728-28-0x0000000000400000-0x0000000000D9E000-memory.dmp

Filesize
9.6MB

Download
memory/2388-0-0x0000000000400000-0x0000000000D9E000-memory.dmp

Filesize
9.6MB

Download
memory/2388-1-0x00000000020E0000-0x000000000233A000-memory.dmp

Filesize
2.4MB

Download
memory/2388-2-0x0000000000400000-0x0000000000605000-memory.dmp

Filesize
2.0MB

Download
memory/2388-13-0x0000000000400000-0x0000000000605000-memory.dmp

Filesize
2.0MB

Download