53791b530339208dd7c5b3a3ffb9c6173c8c7b8806825d43cdc77796061792b5

Analysis

max time kernel
69s
max time network
17s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-01-2025 20:33

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General

Target

53791b530339208dd7c5b3a3ffb9c6173c8c7b8806825d43cdc77796061792b5.dll
Size

76KB
MD5

2ec56d43a590f23d00d27891787e969c
SHA1

449911b7c9947169b876f1764c1fe49d0d92b6c7
SHA256

53791b530339208dd7c5b3a3ffb9c6173c8c7b8806825d43cdc77796061792b5
SHA512

a357795f059fb51a9d81c0102a1b2d0a8811414b9569d62f49a1acc2a31c12439295a3d186f5f67d844af9ef9755556d15a94f51444baf37460571f6319cf576
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z/C4MLwaBa:c8y93KQjy7G55riF1cMo03FCBLBBa

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/2572-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2572-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2572-6-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2916	2572	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	2572	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2516 wrote to memory of 2572	2516	rundll32.exe	30
PID 2516 wrote to memory of 2572	2516	rundll32.exe	30
PID 2516 wrote to memory of 2572	2516	rundll32.exe	30
PID 2516 wrote to memory of 2572	2516	rundll32.exe	30
PID 2516 wrote to memory of 2572	2516	rundll32.exe	30
PID 2516 wrote to memory of 2572	2516	rundll32.exe	30
PID 2516 wrote to memory of 2572	2516	rundll32.exe	30
PID 2572 wrote to memory of 2916	2572	rundll32.exe	31
PID 2572 wrote to memory of 2916	2572	rundll32.exe	31
PID 2572 wrote to memory of 2916	2572	rundll32.exe	31
PID 2572 wrote to memory of 2916	2572	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\53791b530339208dd7c5b3a3ffb9c6173c8c7b8806825d43cdc77796061792b5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2516
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\53791b530339208dd7c5b3a3ffb9c6173c8c7b8806825d43cdc77796061792b5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2572
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2572 -s 328
    3⤵
    - Program crash
    PID:2916

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/2572-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2572-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2572-2-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/2572-6-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download