37948518627af4ec6e337332c0c0a2d99eaa71b19995fc2f73a4842f33e674ad

Analysis

max time kernel
73s
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 04:08

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General

Target

37948518627af4ec6e337332c0c0a2d99eaa71b19995fc2f73a4842f33e674ad.dll
Size

76KB
MD5

c957941172549103bf0d800a3c3205b5
SHA1

7afeab9997d696d6e4aee62946226fc78210e3cc
SHA256

37948518627af4ec6e337332c0c0a2d99eaa71b19995fc2f73a4842f33e674ad
SHA512

19b512a1160a0acb7d08f6b0a1b83aa9c0e31a018f72a1a5bf1ef075c033ca6c5a3e18a3a8a160b89b10342f8ef57173aa0ff0ce1e1ef60f91a90981ec2a4797
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZtCCr0zL:c8y93KQjy7G55riF1cMo03LU

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2748-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2748-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2748-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2748-12-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2748-13-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2768	2748	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	2748	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 628 wrote to memory of 2748	628	rundll32.exe	31
PID 628 wrote to memory of 2748	628	rundll32.exe	31
PID 628 wrote to memory of 2748	628	rundll32.exe	31
PID 628 wrote to memory of 2748	628	rundll32.exe	31
PID 628 wrote to memory of 2748	628	rundll32.exe	31
PID 628 wrote to memory of 2748	628	rundll32.exe	31
PID 628 wrote to memory of 2748	628	rundll32.exe	31
PID 2748 wrote to memory of 2768	2748	rundll32.exe	32
PID 2748 wrote to memory of 2768	2748	rundll32.exe	32
PID 2748 wrote to memory of 2768	2748	rundll32.exe	32
PID 2748 wrote to memory of 2768	2748	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\37948518627af4ec6e337332c0c0a2d99eaa71b19995fc2f73a4842f33e674ad.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:628
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\37948518627af4ec6e337332c0c0a2d99eaa71b19995fc2f73a4842f33e674ad.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2748
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2748 -s 268
    3⤵
    - Program crash
    PID:2768

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/2748-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2748-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2748-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2748-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2748-4-0x0000000000090000-0x0000000000091000-memory.dmp

Filesize
4KB

Download
memory/2748-10-0x0000000076903000-0x0000000076904000-memory.dmp

Filesize
4KB

Download
memory/2748-12-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2748-13-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download