6957e069ddd7d8ee3dbc07f6a818025ff563a88af9dbc8c45d344b9f17aa3a9c

Analysis

max time kernel
111s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28/09/2024, 03:47

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General

Target

6957e069ddd7d8ee3dbc07f6a818025ff563a88af9dbc8c45d344b9f17aa3a9cN.dll
Size

76KB
MD5

c0d701245fa6bd4cdf47731000d538d0
SHA1

4a2c4f89de606ec1c6665be32b23c728f0595d30
SHA256

6957e069ddd7d8ee3dbc07f6a818025ff563a88af9dbc8c45d344b9f17aa3a9c
SHA512

31483c8956bb7675520ab989257b9378243333aa112d12af97d4763a55d084f5cf52f9266cb5338038b731ff355811cbaf93f9fd135bec4d33ca1c0cf468ed87
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z4L2tkSG:c8y93KQjy7G55riF1cMo03ASG

Score

8^/10

discovery persistence privilege_escalation upx

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2236-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2236-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2236-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2236-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2236-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2312	2236	WerFault.exe	29

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	2236	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2104 wrote to memory of 2236	2104	rundll32.exe	29
PID 2104 wrote to memory of 2236	2104	rundll32.exe	29
PID 2104 wrote to memory of 2236	2104	rundll32.exe	29
PID 2104 wrote to memory of 2236	2104	rundll32.exe	29
PID 2104 wrote to memory of 2236	2104	rundll32.exe	29
PID 2104 wrote to memory of 2236	2104	rundll32.exe	29
PID 2104 wrote to memory of 2236	2104	rundll32.exe	29
PID 2236 wrote to memory of 2312	2236	rundll32.exe	30
PID 2236 wrote to memory of 2312	2236	rundll32.exe	30
PID 2236 wrote to memory of 2312	2236	rundll32.exe	30
PID 2236 wrote to memory of 2312	2236	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6957e069ddd7d8ee3dbc07f6a818025ff563a88af9dbc8c45d344b9f17aa3a9cN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2104
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6957e069ddd7d8ee3dbc07f6a818025ff563a88af9dbc8c45d344b9f17aa3a9cN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2236
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 328
    3⤵
    - Program crash
    PID:2312

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2236-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2236-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2236-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2236-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2236-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download