e6fd42c99be1741324693bec71e23dc7d7053af8e5c9e0541e6547a4f75cb42a

Analysis

max time kernel
92s
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
20-12-2024 05:15

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General

Target

e6fd42c99be1741324693bec71e23dc7d7053af8e5c9e0541e6547a4f75cb42aN.dll
Size

76KB
MD5

6a4f0210361ef9a364ddd5db6679f330
SHA1

c6f670dc63960bb2ed321ecd6d9a4e02cfe8bae5
SHA256

e6fd42c99be1741324693bec71e23dc7d7053af8e5c9e0541e6547a4f75cb42a
SHA512

0c915e6b789a80082fdb57251b7274f3f064d5f85565e15fda406c3c20f1153658e202bc50cca678fa58725f194a7b1ae691215fbab33ef21fcd6f78dfc3b475
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZzyrXa33E8ym:c8y93KQjy7G55riF1cMo0333gm

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/1364-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1364-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4348	1364	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	1364	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4424 wrote to memory of 1364	4424	rundll32.exe	83
PID 4424 wrote to memory of 1364	4424	rundll32.exe	83
PID 4424 wrote to memory of 1364	4424	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e6fd42c99be1741324693bec71e23dc7d7053af8e5c9e0541e6547a4f75cb42aN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4424
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e6fd42c99be1741324693bec71e23dc7d7053af8e5c9e0541e6547a4f75cb42aN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1364
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1364 -s 696
    3⤵
    - Program crash
    PID:4348

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1364 -ip 1364
1⤵
PID:4720

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/1364-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/1364-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download