51385d8bc33d7dd2924bce34290b507c98aded91c50923993c12442d36c96378

Analysis

max time kernel
27s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-01-2025 16:28

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General

Target

51385d8bc33d7dd2924bce34290b507c98aded91c50923993c12442d36c96378N.dll
Size

76KB
MD5

5805018bf180c4a9ce2726a4b8344e30
SHA1

aa65a2cb703cfe0d0fd9142141b9dad8101c1573
SHA256

51385d8bc33d7dd2924bce34290b507c98aded91c50923993c12442d36c96378
SHA512

5c3d5261a5daeb125644f3db50e3b63d34b509086b8b989d7580dbfab561d0625457457abcba223f1f2e335120fbf85da6a583fdf52b072742bd032d17a0d43d
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZreEh/vE:c8y93KQjy7G55riF1cMo03IR

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/2092-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2092-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2092-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2688	2092	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	2092	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2696 wrote to memory of 2092	2696	rundll32.exe	30
PID 2696 wrote to memory of 2092	2696	rundll32.exe	30
PID 2696 wrote to memory of 2092	2696	rundll32.exe	30
PID 2696 wrote to memory of 2092	2696	rundll32.exe	30
PID 2696 wrote to memory of 2092	2696	rundll32.exe	30
PID 2696 wrote to memory of 2092	2696	rundll32.exe	30
PID 2696 wrote to memory of 2092	2696	rundll32.exe	30
PID 2092 wrote to memory of 2688	2092	rundll32.exe	31
PID 2092 wrote to memory of 2688	2092	rundll32.exe	31
PID 2092 wrote to memory of 2688	2092	rundll32.exe	31
PID 2092 wrote to memory of 2688	2092	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\51385d8bc33d7dd2924bce34290b507c98aded91c50923993c12442d36c96378N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2696
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\51385d8bc33d7dd2924bce34290b507c98aded91c50923993c12442d36c96378N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2092
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2092 -s 308
    3⤵
    - Program crash
    PID:2688

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/2092-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2092-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2092-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download