dc8e74a7f33905efbdd8851041041289621a5213f7d93f5be1fe6e0e63cc24ce

Analysis

max time kernel
117s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
31-12-2024 19:12

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General

Target

dc8e74a7f33905efbdd8851041041289621a5213f7d93f5be1fe6e0e63cc24ceN.dll
Size

76KB
MD5

d55a67b10ec82103057dfa98ed157310
SHA1

776131331e7b3f91b00b9e88d45e317b0e991246
SHA256

dc8e74a7f33905efbdd8851041041289621a5213f7d93f5be1fe6e0e63cc24ce
SHA512

ad9c6bac2e3644b6b15daa2a3ba5d808f10d1fcb087ed392b24cf9fe70a16f033ba3fe28ef1fefb2b7cd7d035fdb25869215616de592ba4c228b2e5d088288d9
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zt3RaWcv+:c8y93KQjy7G55riF1cMo03jBaWcv+

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/2672-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2672-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2764	2672	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	2672	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 2672 wrote to memory of 2764	2672	rundll32.exe	32
PID 2672 wrote to memory of 2764	2672	rundll32.exe	32
PID 2672 wrote to memory of 2764	2672	rundll32.exe	32
PID 2672 wrote to memory of 2764	2672	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dc8e74a7f33905efbdd8851041041289621a5213f7d93f5be1fe6e0e63cc24ceN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1152
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\dc8e74a7f33905efbdd8851041041289621a5213f7d93f5be1fe6e0e63cc24ceN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2672
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 332
    3⤵
    - Program crash
    PID:2764

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/2672-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2672-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2672-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2672-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2672-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download