278a15e6cbf3aaddc1e5e6ec6c0086e224c5458e5a2b335eb6a3aac6adf6aab1

Analysis

max time kernel
95s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
31-12-2024 20:37

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General

Target

278a15e6cbf3aaddc1e5e6ec6c0086e224c5458e5a2b335eb6a3aac6adf6aab1.dll
Size

76KB
MD5

680685fa764358c050dc480e50fd0919
SHA1

0fa25f00d6e03c2a9b1bb5a9b372a696b454717f
SHA256

278a15e6cbf3aaddc1e5e6ec6c0086e224c5458e5a2b335eb6a3aac6adf6aab1
SHA512

df2339eb487b77aa77b1b272e3d0e61e4cd410e5d9e636478f797b6d62b015419beeac8cfef9bdf2dd97f4f060ac1abb22d01f6cb3ae09d27890ca711c492db2
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zv3o+:c8y93KQjy7G55riF1cMo03Z3N

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/4884-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4884-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2784	4884	WerFault.exe	82

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	4884	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2032 wrote to memory of 4884	2032	rundll32.exe	82
PID 2032 wrote to memory of 4884	2032	rundll32.exe	82
PID 2032 wrote to memory of 4884	2032	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\278a15e6cbf3aaddc1e5e6ec6c0086e224c5458e5a2b335eb6a3aac6adf6aab1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2032
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\278a15e6cbf3aaddc1e5e6ec6c0086e224c5458e5a2b335eb6a3aac6adf6aab1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4884
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4884 -s 708
    3⤵
    - Program crash
    PID:2784

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4884 -ip 4884
1⤵
PID:3184

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/4884-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4884-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download