7126b9932dc0cdfe751340edfa7c4a14b69262eb1afd0530e6d1fdb2e25986dd

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
16-09-2024 09:54

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General

Target

$R9/Stubs/bzip2_solid.exe
Size

34KB
MD5

0a108faf2f740e2b1a97d64985fdd1b4
SHA1

e349e668f756ea4b9460bcb2be54504dc357d3d1
SHA256

5a9ecc6d9dbd32c54507496f022ecca949e18235bb0865e1aa345eb84e6af0cf
SHA512

3f27d919d40dfbd431c1516a8803178d5e699f91856e8f9616b7f3fdc755af863f25c29cf08191775ab04d1457a0db8741e1697a66bd2c84252de58942c16faf
SSDEEP

768:/Jyky/Nki4Q/JRQ/RZ49ylKR2e7jbEcIKFvGmjXO3XJOai:hiki4Q/JR2RZ49A1ecjXJ+

Score

3^/10

discovery

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

840 2996 WerFault.exe bzip2_solid.exe
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

Processes:

bzip2_solid.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bzip2_solid.exe

pid	pid_target	process	target process
840	2996	WerFault.exe	bzip2_solid.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bzip2_solid.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

bzip2_solid.exe

description	pid	process	target process
PID 2996 wrote to memory of 840	2996	bzip2_solid.exe	WerFault.exe
PID 2996 wrote to memory of 840	2996	bzip2_solid.exe	WerFault.exe
PID 2996 wrote to memory of 840	2996	bzip2_solid.exe	WerFault.exe
PID 2996 wrote to memory of 840	2996	bzip2_solid.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\$R9\Stubs\bzip2_solid.exe
"C:\Users\Admin\AppData\Local\Temp\$R9\Stubs\bzip2_solid.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2996
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2996 -s 420
  2⤵
  - Program crash
  PID:840

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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