d17bf6ed2de499c0c652dbfc556f833171d02449c9fe907aff6761e8b59a5486

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
17-12-2024 08:46

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General

Target

d17bf6ed2de499c0c652dbfc556f833171d02449c9fe907aff6761e8b59a5486.dll
Size

76KB
MD5

e83b34cb55befbc88946cea20c5b5552
SHA1

59f54d3fe37a639a063dd13c9d307fe68a20dacd
SHA256

d17bf6ed2de499c0c652dbfc556f833171d02449c9fe907aff6761e8b59a5486
SHA512

624a5867c22f21bafb8fa13152888abc147b0f9037340018cbf776e0441c493e393df86a6217fb73197a652e70d681b850f54bbc3ceffae45212f2ed2eb1710f
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z4qhKAA/c:c8y93KQjy7G55riF1cMo03vhe0

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/2068-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2068-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2068-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2528	2068	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	2068	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2236 wrote to memory of 2068	2236	rundll32.exe	30
PID 2236 wrote to memory of 2068	2236	rundll32.exe	30
PID 2236 wrote to memory of 2068	2236	rundll32.exe	30
PID 2236 wrote to memory of 2068	2236	rundll32.exe	30
PID 2236 wrote to memory of 2068	2236	rundll32.exe	30
PID 2236 wrote to memory of 2068	2236	rundll32.exe	30
PID 2236 wrote to memory of 2068	2236	rundll32.exe	30
PID 2068 wrote to memory of 2528	2068	rundll32.exe	31
PID 2068 wrote to memory of 2528	2068	rundll32.exe	31
PID 2068 wrote to memory of 2528	2068	rundll32.exe	31
PID 2068 wrote to memory of 2528	2068	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d17bf6ed2de499c0c652dbfc556f833171d02449c9fe907aff6761e8b59a5486.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2236
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d17bf6ed2de499c0c652dbfc556f833171d02449c9fe907aff6761e8b59a5486.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2068
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2068 -s 304
    3⤵
    - Program crash
    PID:2528

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/2068-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2068-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2068-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download