79893bc1b25edd07a855ea3f137efb36175151095d7e9339c58a91bb99aceb88

Analysis

max time kernel
93s
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
27/01/2025, 06:00

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General

Target

79893bc1b25edd07a855ea3f137efb36175151095d7e9339c58a91bb99aceb88.dll
Size

76KB
MD5

023b95fff36ea13f7fe46ac938a11a33
SHA1

63f890bce2ee07da0ca4858fb824a700981cc9c2
SHA256

79893bc1b25edd07a855ea3f137efb36175151095d7e9339c58a91bb99aceb88
SHA512

aa1457f86c3dee398d2d880ed913a9eb9c15136c8483ca7eeea989e61ae1f3d3042823952d4a28431b0ccc126ed74b93cff85597a3ef4151f4ccff5122930ff5
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZktRvmT0T:c8y93KQjy7G55riF1cMo03k

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/3100-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3100-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4232	3100	WerFault.exe	84

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	3100	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2340 wrote to memory of 3100	2340	rundll32.exe	84
PID 2340 wrote to memory of 3100	2340	rundll32.exe	84
PID 2340 wrote to memory of 3100	2340	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\79893bc1b25edd07a855ea3f137efb36175151095d7e9339c58a91bb99aceb88.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2340
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\79893bc1b25edd07a855ea3f137efb36175151095d7e9339c58a91bb99aceb88.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3100
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3100 -s 712
    3⤵
    - Program crash
    PID:4232

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3100 -ip 3100
1⤵
PID:2468

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/3100-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/3100-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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