b9e6a142291a6a3e74005288513088e6df7226c241d2949b9b37ac79547e0797

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-01-2025 06:39

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General

Target

b9e6a142291a6a3e74005288513088e6df7226c241d2949b9b37ac79547e0797.dll
Size

76KB
MD5

a09785d99fc2c5269b151f3f270eb2fa
SHA1

2c16cd347f860eb9d7705e4c15746231b59f1f3c
SHA256

b9e6a142291a6a3e74005288513088e6df7226c241d2949b9b37ac79547e0797
SHA512

2364c54111123020a513d40f5fb7201b896af80b20fbcc81a01f40a3d04cb4745607f26353453bae4ac3950df0eada1741a9f0a4a23048d73f9429bb9859c9e5
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZDWGhIp:c8y93KQjy7G55riF1cMo03gGhIp

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1936-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1936-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2952	1936	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

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

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1936	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1840 wrote to memory of 1936	1840	rundll32.exe	31
PID 1840 wrote to memory of 1936	1840	rundll32.exe	31
PID 1840 wrote to memory of 1936	1840	rundll32.exe	31
PID 1840 wrote to memory of 1936	1840	rundll32.exe	31
PID 1840 wrote to memory of 1936	1840	rundll32.exe	31
PID 1840 wrote to memory of 1936	1840	rundll32.exe	31
PID 1840 wrote to memory of 1936	1840	rundll32.exe	31
PID 1936 wrote to memory of 2952	1936	rundll32.exe	32
PID 1936 wrote to memory of 2952	1936	rundll32.exe	32
PID 1936 wrote to memory of 2952	1936	rundll32.exe	32
PID 1936 wrote to memory of 2952	1936	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b9e6a142291a6a3e74005288513088e6df7226c241d2949b9b37ac79547e0797.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1840
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b9e6a142291a6a3e74005288513088e6df7226c241d2949b9b37ac79547e0797.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1936
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1936 -s 308
    3⤵
    - Program crash
    PID:2952

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/1936-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/1936-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download