4a51487970304cca2cf22926d6bb1eaa080ef0982bf827d5acf7a3199cd77106

Analysis

max time kernel
134s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20/08/2024, 21:04

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General

Target

b0d5f9fb5bb89277a99e4dce685aa297_JaffaCakes118.exe
Size

25KB
MD5

b0d5f9fb5bb89277a99e4dce685aa297
SHA1

85902bd4d7dd93c0e4cfb47e38ddd628093cc4ec
SHA256

4a51487970304cca2cf22926d6bb1eaa080ef0982bf827d5acf7a3199cd77106
SHA512

c664089692b2b5fc3b3220767814afbddffd1f79236f6e0ba69b95c3057ecc7569f9fd0a995e94cbcb46cf5bd0f8f0f8c9ae1e7c13610a9d005d3275582042c0
SSDEEP

384:QUIDigEPjnr45UEbRRzvHa1HXKE/bYmBgQmirerMBEBDrKBgoT+HcufqWoCW+34C:QUIDwodFtP6a3maQ5rspBDrg9+81qb

Score

7^/10

defense_evasion discovery upx

Malware Config

Signatures

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\QQupdate.exe	b0d5f9fb5bb89277a99e4dce685aa297_JaffaCakes118.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\QQupdate.exe	b0d5f9fb5bb89277a99e4dce685aa297_JaffaCakes118.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2552-0-0x0000000000400000-0x0000000000418000-memory.dmp	upx
behavioral2/memory/2552-3-0x0000000000400000-0x0000000000418000-memory.dmp	upx

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

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	b0d5f9fb5bb89277a99e4dce685aa297_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2552 wrote to memory of 444	2552	b0d5f9fb5bb89277a99e4dce685aa297_JaffaCakes118.exe	84
PID 2552 wrote to memory of 444	2552	b0d5f9fb5bb89277a99e4dce685aa297_JaffaCakes118.exe	84
PID 2552 wrote to memory of 444	2552	b0d5f9fb5bb89277a99e4dce685aa297_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\b0d5f9fb5bb89277a99e4dce685aa297_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b0d5f9fb5bb89277a99e4dce685aa297_JaffaCakes118.exe"
1⤵
- Drops startup file
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2552
- C:\Windows\SysWOW64\cmd.exe
  cmd /c del "C:\Users\Admin\AppData\Local\Temp\b0d5f9fb5bb89277a99e4dce685aa297_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:444

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

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/2552-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2552-3-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download