6f9638e245a945d8bda9df3be920871f7940af655588e1be30f1c8973b4184da

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
01-01-2025 20:04

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General

Target

6f9638e245a945d8bda9df3be920871f7940af655588e1be30f1c8973b4184daN.dll
Size

76KB
MD5

f7234cc2980e054b61cf91db6058f420
SHA1

cc61ecc0cace92daec68f776de483aa25553021d
SHA256

6f9638e245a945d8bda9df3be920871f7940af655588e1be30f1c8973b4184da
SHA512

32bd328f2ed1c90463ec9b83e8f6e584d3aaaf9a76a8be0cd080e4f065118b9ea43299fb2feb1f541ab3955a62230b82131fbba44c6a2da6f275e9483ce23a1d
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZlMA:c8y93KQjy7G55riF1cMo03rMA

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2564-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2564-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2564-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2368	2564	WerFault.exe	30

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	2564	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2084 wrote to memory of 2564	2084	rundll32.exe	30
PID 2084 wrote to memory of 2564	2084	rundll32.exe	30
PID 2084 wrote to memory of 2564	2084	rundll32.exe	30
PID 2084 wrote to memory of 2564	2084	rundll32.exe	30
PID 2084 wrote to memory of 2564	2084	rundll32.exe	30
PID 2084 wrote to memory of 2564	2084	rundll32.exe	30
PID 2084 wrote to memory of 2564	2084	rundll32.exe	30
PID 2564 wrote to memory of 2368	2564	rundll32.exe	31
PID 2564 wrote to memory of 2368	2564	rundll32.exe	31
PID 2564 wrote to memory of 2368	2564	rundll32.exe	31
PID 2564 wrote to memory of 2368	2564	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6f9638e245a945d8bda9df3be920871f7940af655588e1be30f1c8973b4184daN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2084
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6f9638e245a945d8bda9df3be920871f7940af655588e1be30f1c8973b4184daN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2564
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2564 -s 268
    3⤵
    - Program crash
    PID:2368

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/2564-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2564-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2564-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2564-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download