b9e964947c55b8f045f755269206cb698c89aaad25393d0094b53545abee57c2

Analysis

max time kernel
74s
max time network
17s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 17:39

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General

Target

b9e964947c55b8f045f755269206cb698c89aaad25393d0094b53545abee57c2.dll
Size

76KB
MD5

3099541c17c84bb575ceeb4a105be479
SHA1

c9137e45ee40156ebf2c1a7bfc1883b414b0a3cc
SHA256

b9e964947c55b8f045f755269206cb698c89aaad25393d0094b53545abee57c2
SHA512

0e9bd2f317b7920aa8790f57048bb7edd86b58531eab43d5bd5a4a40618cd362b481c16aa4c6f03c08922ffe82d883808817d1ded01e0d6cbf9ca8b47cf29a74
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZhNlfzOIx0D:c8y93KQjy7G55riF1cMo03/NlrOISD

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2076-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2076-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2076-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
2488	2076	WerFault.exe	31

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:

rundll32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

rundll32.exe

description	pid	Process
Token: SeDebugPrivilege	2076	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	Process	procid_target
PID 1852 wrote to memory of 2076	1852	rundll32.exe	31
PID 1852 wrote to memory of 2076	1852	rundll32.exe	31
PID 1852 wrote to memory of 2076	1852	rundll32.exe	31
PID 1852 wrote to memory of 2076	1852	rundll32.exe	31
PID 1852 wrote to memory of 2076	1852	rundll32.exe	31
PID 1852 wrote to memory of 2076	1852	rundll32.exe	31
PID 1852 wrote to memory of 2076	1852	rundll32.exe	31
PID 2076 wrote to memory of 2488	2076	rundll32.exe	32
PID 2076 wrote to memory of 2488	2076	rundll32.exe	32
PID 2076 wrote to memory of 2488	2076	rundll32.exe	32
PID 2076 wrote to memory of 2488	2076	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b9e964947c55b8f045f755269206cb698c89aaad25393d0094b53545abee57c2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1852
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b9e964947c55b8f045f755269206cb698c89aaad25393d0094b53545abee57c2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2076
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2076 -s 308
    3⤵
    - Program crash
    PID:2488

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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/2076-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2076-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2076-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download