bd999dd1437835cfe8224694effeaac2b7081bad0d2a4a0217d55ee6d8ba66c2

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27/01/2025, 09:52

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General

Target

bd999dd1437835cfe8224694effeaac2b7081bad0d2a4a0217d55ee6d8ba66c2.dll
Size

76KB
MD5

cf709bddecc6fc5f86401691a33d583f
SHA1

5f490b20dc4ea65c374eb5b88b04508ad092071b
SHA256

bd999dd1437835cfe8224694effeaac2b7081bad0d2a4a0217d55ee6d8ba66c2
SHA512

ea792f4d1aabd336a93407fa492aedb38302b3dbd5d84ba0bd123a8bc35e7ee1e98ae3af1ef17943c5b64c73e21d05a41a9b4ae60f3f7c2e753ae94110eae315
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZUNWqnj8O:c8y93KQjy7G55riF1cMo03yN

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/3604-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3604-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5052	3604	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	3604	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 928 wrote to memory of 3604	928	rundll32.exe	83
PID 928 wrote to memory of 3604	928	rundll32.exe	83
PID 928 wrote to memory of 3604	928	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bd999dd1437835cfe8224694effeaac2b7081bad0d2a4a0217d55ee6d8ba66c2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:928
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bd999dd1437835cfe8224694effeaac2b7081bad0d2a4a0217d55ee6d8ba66c2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3604
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3604 -s 704
    3⤵
    - Program crash
    PID:5052

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 196 -p 3604 -ip 3604
1⤵
PID:4372

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/3604-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/3604-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download