c7d3cf36906fa245c52920ed0b6bab4d4e80cc738f85d5deba3b3076b203e8e8

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
31-12-2024 04:10

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General

Target

c7d3cf36906fa245c52920ed0b6bab4d4e80cc738f85d5deba3b3076b203e8e8.dll
Size

76KB
MD5

311e1789a93ecdb056baeaabec5183fc
SHA1

b1e83867582d5a9f484cf7e63bec4ac2e378f5e4
SHA256

c7d3cf36906fa245c52920ed0b6bab4d4e80cc738f85d5deba3b3076b203e8e8
SHA512

338607f58b600350d276128958adff46669b7a2829f725a6c98a951c971461b6e9ab2fc95ec66fedfd6946edafc64ea3bda8960d297d0099883ab15c15bdabf4
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zy7Pw:c8y93KQjy7G55riF1cMo03074

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 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2508-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2508-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2508-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2460	2508	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	2508	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1652 wrote to memory of 2508	1652	rundll32.exe	30
PID 1652 wrote to memory of 2508	1652	rundll32.exe	30
PID 1652 wrote to memory of 2508	1652	rundll32.exe	30
PID 1652 wrote to memory of 2508	1652	rundll32.exe	30
PID 1652 wrote to memory of 2508	1652	rundll32.exe	30
PID 1652 wrote to memory of 2508	1652	rundll32.exe	30
PID 1652 wrote to memory of 2508	1652	rundll32.exe	30
PID 2508 wrote to memory of 2460	2508	rundll32.exe	31
PID 2508 wrote to memory of 2460	2508	rundll32.exe	31
PID 2508 wrote to memory of 2460	2508	rundll32.exe	31
PID 2508 wrote to memory of 2460	2508	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c7d3cf36906fa245c52920ed0b6bab4d4e80cc738f85d5deba3b3076b203e8e8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1652
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c7d3cf36906fa245c52920ed0b6bab4d4e80cc738f85d5deba3b3076b203e8e8.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2508
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2508 -s 308
    3⤵
    - Program crash
    PID:2460

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

Replay Monitor

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Downloads

memory/2508-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2508-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2508-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download