vobfus | cf759a77457cf5a91d88d30039b5897b3ebac75a988cbe3b20d0b1f6817d9a20 | Triage

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Overview

overview

Static

static

3

bc1473aeb9...18.exe

windows7-x64

bc1473aeb9...18.exe

windows10-2004-x64

Sharing

General

Target

bc1473aeb953272cba0f03a8562bc80c_JaffaCakes118
Size

188KB
Sample

240823-rmh7ds1fqq
MD5

bc1473aeb953272cba0f03a8562bc80c
SHA1

66e52561258d8d0e9f272a145f08eb493a93e2b8
SHA256

cf759a77457cf5a91d88d30039b5897b3ebac75a988cbe3b20d0b1f6817d9a20
SHA512

d36241044d72408db792b3cfb0cb1ea17f36ae838950f969071531eb7192f53300377b6283e9481c0608e4f479619506f8a721b5bd83eea3080a7241944ada7e
SSDEEP

3072:wEQPoi0BCAt56cnnVHy2aamOTVeOop9Ug0BkdgRM7tkgAH8U8HfQAsr:wEti0Q06iVHVaamOT3opxmkTAH8Xs

Score

10^/10

vobfus discovery persistence upx worm

Static task

static1

1 signatures

Behavioral task

behavioral1

Sample

bc1473aeb953272cba0f03a8562bc80c_JaffaCakes118.exe

Resource

win7-20240708-en

vobfus discovery persistence upx worm

windows7-x64

11 signatures

150 seconds

Behavioral task

behavioral2

Sample

bc1473aeb953272cba0f03a8562bc80c_JaffaCakes118.exe

Resource

win10v2004-20240802-en

vobfus discovery persistence upx worm

windows10-2004-x64

11 signatures

150 seconds

Malware Config

Targets

- Target
  
  bc1473aeb953272cba0f03a8562bc80c_JaffaCakes118
- Size
  
  188KB
- MD5
  
  bc1473aeb953272cba0f03a8562bc80c
- SHA1
  
  66e52561258d8d0e9f272a145f08eb493a93e2b8
- SHA256
  
  cf759a77457cf5a91d88d30039b5897b3ebac75a988cbe3b20d0b1f6817d9a20
- SHA512
  
  d36241044d72408db792b3cfb0cb1ea17f36ae838950f969071531eb7192f53300377b6283e9481c0608e4f479619506f8a721b5bd83eea3080a7241944ada7e
- SSDEEP
  
  3072:wEQPoi0BCAt56cnnVHy2aamOTVeOop9Ug0BkdgRM7tkgAH8U8HfQAsr:wEti0Q06iVHVaamOT3opxmkTAH8Xs
Score

10^/10

vobfus discovery persistence upx worm
- Vobfus
  A widespread worm which spreads via network drives and removable media.
  worm vobfus
- Adds policy Run key to start application
  persistence
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
- Adds Run key to start application
  persistence
- Suspicious use of SetThreadContext
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Privilege Escalation

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Defense Evasion

Modify Registry

Subvert Trust Controls

Install Root Certificate

Credential Access

Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

vobfusdiscoverypersistenceupxworm

behavioral2

vobfusdiscoverypersistenceupxworm

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