951d64c7260cb66350df0931f660abf9de0d8e60552f2b61e3d954b1ce3a0aad

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03-01-2025 01:33

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General

Target

951d64c7260cb66350df0931f660abf9de0d8e60552f2b61e3d954b1ce3a0aad.dll
Size

76KB
MD5

b22956cd21d1b8fa6e63d0defb0a4f87
SHA1

02eb5f9cce3c743d16ae54a444df3a74a7cfadce
SHA256

951d64c7260cb66350df0931f660abf9de0d8e60552f2b61e3d954b1ce3a0aad
SHA512

7ee8643efb82cd75848614a931c059a82608cc5aa9f2a06138a818c7ffe2b5481a1a3f6026f9af5340b55168df4151d2edda1d4ff38a2b845aa8f442b187b7e9
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZQBBOWe0:c8y93KQjy7G55riF1cMo03Oes

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/2664-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2664-5-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2664-7-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2776	2664	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	2664	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2128 wrote to memory of 2664	2128	rundll32.exe	30
PID 2128 wrote to memory of 2664	2128	rundll32.exe	30
PID 2128 wrote to memory of 2664	2128	rundll32.exe	30
PID 2128 wrote to memory of 2664	2128	rundll32.exe	30
PID 2128 wrote to memory of 2664	2128	rundll32.exe	30
PID 2128 wrote to memory of 2664	2128	rundll32.exe	30
PID 2128 wrote to memory of 2664	2128	rundll32.exe	30
PID 2664 wrote to memory of 2776	2664	rundll32.exe	31
PID 2664 wrote to memory of 2776	2664	rundll32.exe	31
PID 2664 wrote to memory of 2776	2664	rundll32.exe	31
PID 2664 wrote to memory of 2776	2664	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\951d64c7260cb66350df0931f660abf9de0d8e60552f2b61e3d954b1ce3a0aad.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\951d64c7260cb66350df0931f660abf9de0d8e60552f2b61e3d954b1ce3a0aad.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2664
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2664 -s 276
    3⤵
    - Program crash
    PID:2776

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/2664-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2664-5-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2664-7-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download