d401f9b6217816842b4a55ac01d728e28975e31db8f341f8fa92b508e0ca103b

Analysis

max time kernel
145s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
10/08/2024, 18:36

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General

Target

8732c77d8c6101a039adef7492398391_JaffaCakes118.dll
Size

120KB
MD5

8732c77d8c6101a039adef7492398391
SHA1

00a741352a6d683df3fc981e8e1ef79227ddf004
SHA256

d401f9b6217816842b4a55ac01d728e28975e31db8f341f8fa92b508e0ca103b
SHA512

abb21db2643accfa2e01ab0e3efd6bbc91c0479dcff8d088b90d798d13b3cd084842d0d3fa791432b40520e806bed25eb147353c7a57ced2b347d32a23aec1cb
SSDEEP

1536:OpOAxXsB9L8y56N2BvFJ8Li7Lzhm6M4tUptQg4RRS8XIvRdS:OpRxcDLNGLi7hdM4toQg4R88yR

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4964-0-0x0000000002C70000-0x0000000002C7D000-memory.dmp	upx
behavioral2/memory/4964-3-0x0000000002C70000-0x0000000002C7D000-memory.dmp	upx
behavioral2/memory/4964-4-0x0000000002C70000-0x0000000002C7D000-memory.dmp	upx
behavioral2/memory/4964-7-0x0000000002C70000-0x0000000002C7D000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 1 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	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4900 wrote to memory of 4964	4900	rundll32.exe	91
PID 4900 wrote to memory of 4964	4900	rundll32.exe	91
PID 4900 wrote to memory of 4964	4900	rundll32.exe	91

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8732c77d8c6101a039adef7492398391_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4900
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8732c77d8c6101a039adef7492398391_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4964

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4164,i,1330210614411927383,9239043499051775691,262144 --variations-seed-version --mojo-platform-channel-handle=1320 /prefetch:8
1⤵
PID:4952

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

memory/4964-0-0x0000000002C70000-0x0000000002C7D000-memory.dmp

Filesize
52KB

Download
memory/4964-3-0x0000000002C70000-0x0000000002C7D000-memory.dmp

Filesize
52KB

Download
memory/4964-4-0x0000000002C70000-0x0000000002C7D000-memory.dmp

Filesize
52KB

Download
memory/4964-7-0x0000000002C70000-0x0000000002C7D000-memory.dmp

Filesize
52KB

Download
memory/4964-6-0x0000000002C60000-0x0000000002C66000-memory.dmp

Filesize
24KB

Download
memory/4964-5-0x0000000002C50000-0x0000000002C51000-memory.dmp

Filesize
4KB

Download