38d8610832d03eef73dbbaf4c09db3b0f0c532546fbf13e47812c643af187390

Analysis

max time kernel
91s
max time network
93s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19/01/2025, 19:52

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General

Target

38d8610832d03eef73dbbaf4c09db3b0f0c532546fbf13e47812c643af187390.dll
Size

76KB
MD5

ef1bc2b557cd64dd66a950ad5837e051
SHA1

bbd90648d79f9af07a7ff7d3ba61a5f369133b1a
SHA256

38d8610832d03eef73dbbaf4c09db3b0f0c532546fbf13e47812c643af187390
SHA512

3dce5b78cc77fec556e02e3ae58087ca721dc565ee3574332eddb5c9bea12f16516e251d037ab017fe779e956911d49681f9a3839a411e8c084e574c5429f2d4
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZreEh/vc:c8y93KQjy7G55riF1cMo03IL

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2184-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2184-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4536	2184	WerFault.exe	83

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	2184	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2144 wrote to memory of 2184	2144	rundll32.exe	83
PID 2144 wrote to memory of 2184	2144	rundll32.exe	83
PID 2144 wrote to memory of 2184	2144	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\38d8610832d03eef73dbbaf4c09db3b0f0c532546fbf13e47812c643af187390.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2144
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\38d8610832d03eef73dbbaf4c09db3b0f0c532546fbf13e47812c643af187390.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2184
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2184 -s 712
    3⤵
    - Program crash
    PID:4536

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2184 -ip 2184
1⤵
PID:1348

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

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/2184-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/2184-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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