7126b9932dc0cdfe751340edfa7c4a14b69262eb1afd0530e6d1fdb2e25986dd

Analysis

max time kernel
9s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
16-09-2024 05:05

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General

Target

$R9/Stubs/bzip2.exe
Size

34KB
MD5

7ac2315d458a6c78f81f7167b164ef37
SHA1

f501956f346fe7ac49454f5eae54907eeb247f1d
SHA256

a32a41c520aa1d08d8e5cbc18c1994f92d47bede5cb8d3aca761579d242d249d
SHA512

00802299e1161ac3a3849678a0515e2ed4548a9c1397635fb546683a525f2dbaab8b90875d81821bc66b76c6669a309922284e818f510fb0d81d0c317458919b
SSDEEP

768:FqVnDX38+t1ehxQ7unyskUplx3tUeLTjWfgeOVGM4jjfS3XJvai:kjs+t1ehxQuntkULceeM4sXJz

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

2740 2148 WerFault.exe bzip2.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.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bzip2.exe

pid	pid_target	process	target process
2740	2148	WerFault.exe	bzip2.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bzip2.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

bzip2.exe

description	pid	process	target process
PID 2148 wrote to memory of 2740	2148	bzip2.exe	WerFault.exe
PID 2148 wrote to memory of 2740	2148	bzip2.exe	WerFault.exe
PID 2148 wrote to memory of 2740	2148	bzip2.exe	WerFault.exe
PID 2148 wrote to memory of 2740	2148	bzip2.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\$R9\Stubs\bzip2.exe
"C:\Users\Admin\AppData\Local\Temp\$R9\Stubs\bzip2.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2148

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2148 -s 412
2⤵
- Program crash
PID:2740

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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