878a4f6a331064ef63e913aad60eeccf120f6f9d8dfdf79869c2d0a59a0f7624

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02/01/2025, 01:32

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General

Target

878a4f6a331064ef63e913aad60eeccf120f6f9d8dfdf79869c2d0a59a0f7624.dll
Size

76KB
MD5

bf05004cf9f100d24117ba0bd7b40daf
SHA1

a6311f8f28f6533ab40aff95e0a3690573662de2
SHA256

878a4f6a331064ef63e913aad60eeccf120f6f9d8dfdf79869c2d0a59a0f7624
SHA512

993d416e007cb4de80928e47ce9b35c5b196df33e1474222998801666f039a5cb8e823742a4cf3b4f40de17b3c23400698bf4d2a166d9db5a815d38aef13c58f
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZVrXT:c8y93KQjy7G55riF1cMo037rj

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
behavioral1/memory/892-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/892-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2724	892	WerFault.exe	28

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	892	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1892 wrote to memory of 892	1892	rundll32.exe	28
PID 1892 wrote to memory of 892	1892	rundll32.exe	28
PID 1892 wrote to memory of 892	1892	rundll32.exe	28
PID 1892 wrote to memory of 892	1892	rundll32.exe	28
PID 1892 wrote to memory of 892	1892	rundll32.exe	28
PID 1892 wrote to memory of 892	1892	rundll32.exe	28
PID 1892 wrote to memory of 892	1892	rundll32.exe	28
PID 892 wrote to memory of 2724	892	rundll32.exe	29
PID 892 wrote to memory of 2724	892	rundll32.exe	29
PID 892 wrote to memory of 2724	892	rundll32.exe	29
PID 892 wrote to memory of 2724	892	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\878a4f6a331064ef63e913aad60eeccf120f6f9d8dfdf79869c2d0a59a0f7624.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1892
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\878a4f6a331064ef63e913aad60eeccf120f6f9d8dfdf79869c2d0a59a0f7624.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:892
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 892 -s 308
    3⤵
    - Program crash
    PID:2724

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/892-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/892-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download