46b085539aa271a9c6fe980231c30f6b3c7fbc0bffb6f3bf8fd5d235754bf5c0

Analysis

max time kernel
15s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-12-2024 01:32

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General

Target

46b085539aa271a9c6fe980231c30f6b3c7fbc0bffb6f3bf8fd5d235754bf5c0N.dll
Size

76KB
MD5

be438f13a6b8e79495b2e657453e8030
SHA1

1be72108539446f747678273e6a5d7ed8f7991ba
SHA256

46b085539aa271a9c6fe980231c30f6b3c7fbc0bffb6f3bf8fd5d235754bf5c0
SHA512

6fac6aacafeea0db2cbe5bfddf384e2c12b3714d1e76a8f6f11f079cbb6d2a8241481aecbc1e78216f0a62d254c80c0e893f6f5d73fabd3e6187c2c6de6b8946
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zrj:c8y93KQjy7G55riF1cMo03Bj

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/2316-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2316-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2636	2316	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	2316	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1868 wrote to memory of 2316	1868	rundll32.exe	30
PID 1868 wrote to memory of 2316	1868	rundll32.exe	30
PID 1868 wrote to memory of 2316	1868	rundll32.exe	30
PID 1868 wrote to memory of 2316	1868	rundll32.exe	30
PID 1868 wrote to memory of 2316	1868	rundll32.exe	30
PID 1868 wrote to memory of 2316	1868	rundll32.exe	30
PID 1868 wrote to memory of 2316	1868	rundll32.exe	30
PID 2316 wrote to memory of 2636	2316	rundll32.exe	31
PID 2316 wrote to memory of 2636	2316	rundll32.exe	31
PID 2316 wrote to memory of 2636	2316	rundll32.exe	31
PID 2316 wrote to memory of 2636	2316	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\46b085539aa271a9c6fe980231c30f6b3c7fbc0bffb6f3bf8fd5d235754bf5c0N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1868
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\46b085539aa271a9c6fe980231c30f6b3c7fbc0bffb6f3bf8fd5d235754bf5c0N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2316
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2316 -s 264
    3⤵
    - Program crash
    PID:2636

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/2316-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/2316-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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