2ad5fd5d74ce0a0737c5b74ec648f23dc3c842b8fbc26befabae212bc3183053

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02-02-2025 20:47

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General

Target

2ad5fd5d74ce0a0737c5b74ec648f23dc3c842b8fbc26befabae212bc3183053.dll
Size

76KB
MD5

eab3e1deb92235e9fa7ed3aea9bb512e
SHA1

ec07dbb1a26ae5fcf4d9583ae859a662f1095a99
SHA256

2ad5fd5d74ce0a0737c5b74ec648f23dc3c842b8fbc26befabae212bc3183053
SHA512

308709fb35c2ee819e264fdf1a1f9d8b4713dc3903ae4bd7871cc797da2d3582260743cda72fe6099a3024f0d4a359896d6408a4c58c194e990d6235a0283c14
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZuTcw:c8y93KQjy7G55riF1cMo03A

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 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2756-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2756-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2756-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2756-5-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2948	2756	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	2756	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2676 wrote to memory of 2756	2676	rundll32.exe	30
PID 2676 wrote to memory of 2756	2676	rundll32.exe	30
PID 2676 wrote to memory of 2756	2676	rundll32.exe	30
PID 2676 wrote to memory of 2756	2676	rundll32.exe	30
PID 2676 wrote to memory of 2756	2676	rundll32.exe	30
PID 2676 wrote to memory of 2756	2676	rundll32.exe	30
PID 2676 wrote to memory of 2756	2676	rundll32.exe	30
PID 2756 wrote to memory of 2948	2756	rundll32.exe	31
PID 2756 wrote to memory of 2948	2756	rundll32.exe	31
PID 2756 wrote to memory of 2948	2756	rundll32.exe	31
PID 2756 wrote to memory of 2948	2756	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ad5fd5d74ce0a0737c5b74ec648f23dc3c842b8fbc26befabae212bc3183053.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2676
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ad5fd5d74ce0a0737c5b74ec648f23dc3c842b8fbc26befabae212bc3183053.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2756
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2756 -s 272
    3⤵
    - Program crash
    PID:2948

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/2756-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2756-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2756-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2756-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2756-5-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download