cfac663ce6d6b69fa74c1e5dda175f82b4d3e83d4a52da8b0777fa707689211f

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13/10/2024, 09:33

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

v/Skin.dll
Size

90KB
MD5

343a0dd8583bd6d9c54cd55e123fa190
SHA1

57e7ff6d549d5e4ff37cf9c1d5c6ffb1d19451d4
SHA256

4aa1d937eff6fe54bcabc5a30f79ac2b4a60c91fe0ed4e5b4b66855ada144908
SHA512

c9293b0eb0877cee244c4c511b774ca596b7bb01105e32f7eb7bb11fc811d51bbd1bf356f163374837e80a69f2621d6771e4d03ec6c4bad19652154745718e00
SSDEEP

1536:QnimkAvYjZQrxE6jgaSwu/FNpWy9Q6uDuZNBSQ7c/zD+L9YpVuBbqoWuK0Es:QnHQZExnjgaSwuNNpJy6uDCNh7aD+hYO

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral3/memory/1644-2-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral3/memory/1644-1-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral3/memory/1644-5-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral3/memory/1644-4-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral3/memory/1644-0-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral3/memory/1644-6-0x0000000010000000-0x000000001003D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2344	1644	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 SetWindowsHookEx 1 IoCs

pid	Process
1644	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1484 wrote to memory of 1644	1484	rundll32.exe	31
PID 1484 wrote to memory of 1644	1484	rundll32.exe	31
PID 1484 wrote to memory of 1644	1484	rundll32.exe	31
PID 1484 wrote to memory of 1644	1484	rundll32.exe	31
PID 1484 wrote to memory of 1644	1484	rundll32.exe	31
PID 1484 wrote to memory of 1644	1484	rundll32.exe	31
PID 1484 wrote to memory of 1644	1484	rundll32.exe	31
PID 1644 wrote to memory of 2344	1644	rundll32.exe	32
PID 1644 wrote to memory of 2344	1644	rundll32.exe	32
PID 1644 wrote to memory of 2344	1644	rundll32.exe	32
PID 1644 wrote to memory of 2344	1644	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\v\Skin.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1484
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\v\Skin.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1644
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1644 -s 248
    3⤵
    - Program crash
    PID:2344

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

Loading Replay Monitor...

Downloads

memory/1644-2-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1644-1-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1644-5-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1644-4-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1644-3-0x0000000010009000-0x000000001000A000-memory.dmp

Filesize
4KB

Download
memory/1644-0-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1644-6-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download