31acb8e5279b4f865222e36f092791898465574362307cd5b1a2f44faa747dd1

Analysis

max time kernel
18s
max time network
33s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
29/11/2022, 09:58

Target

31acb8e5279b4f865222e36f092791898465574362307cd5b1a2f44faa747dd1.dll
Size

492KB
MD5

ecfb659f709eb14f1e0a79b836c67bb0
SHA1

c6f0df6eaabc19662bdf900b7f60e3ba698ee440
SHA256

31acb8e5279b4f865222e36f092791898465574362307cd5b1a2f44faa747dd1
SHA512

ae8c07401450c339c5802585a62786c3fe2f508f69b389e114a33da0cb6aeb7934a9db23b5f62a86d7d64364480115cfe89204aa01452db7b418eeec17392889
SSDEEP

12288:x8jY6blqkTq4G63E7WlzhFf6NugNVJJR/dU2p+:YtjXPf6NugDRz

Score

8^/10

discovery upx

UPX packed file 2 IoCs

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

resource	yara_rule
behavioral1/memory/1788-56-0x00000000003B0000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/1788-57-0x00000000003B0000-0x0000000000510000-memory.dmp	upx

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1788	rundll32.exe
1788	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1788	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 940 wrote to memory of 1788	940	rundll32.exe	28
PID 940 wrote to memory of 1788	940	rundll32.exe	28
PID 940 wrote to memory of 1788	940	rundll32.exe	28
PID 940 wrote to memory of 1788	940	rundll32.exe	28
PID 940 wrote to memory of 1788	940	rundll32.exe	28
PID 940 wrote to memory of 1788	940	rundll32.exe	28
PID 940 wrote to memory of 1788	940	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\31acb8e5279b4f865222e36f092791898465574362307cd5b1a2f44faa747dd1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:940
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\31acb8e5279b4f865222e36f092791898465574362307cd5b1a2f44faa747dd1.dll,#1
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1788

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

memory/1788-55-0x0000000076411000-0x0000000076413000-memory.dmp

Filesize
8KB

Download
memory/1788-56-0x00000000003B0000-0x0000000000510000-memory.dmp

Filesize
1.4MB

Download
memory/1788-57-0x00000000003B0000-0x0000000000510000-memory.dmp

Filesize
1.4MB

Download