0b759deea605c01dfc15f963321f9b30392186bfee91b5e7f0e75fdf540113f8

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-01-2025 19:39

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General

Target

0b759deea605c01dfc15f963321f9b30392186bfee91b5e7f0e75fdf540113f8.dll
Size

76KB
MD5

aaf311a315cb372fb738858fbaed59bc
SHA1

d02969a0ea38461ee3821965c86b828ef78c5a68
SHA256

0b759deea605c01dfc15f963321f9b30392186bfee91b5e7f0e75fdf540113f8
SHA512

b0886f0297debbca22444ac9a5d7784d4a48085b666056e0a6768545db8fde4bb6ff8edee698a548146680635f04017624074be07dacca8b5b8c61c7d490fd7f
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZJZ:c8y93KQjy7G55riF1cMo03bZ

Score

8^/10

discovery persistence privilege_escalation upx

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1600-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1600-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4556	1600	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	1600	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4600 wrote to memory of 1600	4600	rundll32.exe	83
PID 4600 wrote to memory of 1600	4600	rundll32.exe	83
PID 4600 wrote to memory of 1600	4600	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0b759deea605c01dfc15f963321f9b30392186bfee91b5e7f0e75fdf540113f8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4600
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\0b759deea605c01dfc15f963321f9b30392186bfee91b5e7f0e75fdf540113f8.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1600
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1600 -s 712
    3⤵
    - Program crash
    PID:4556

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1600 -ip 1600
1⤵
PID:936

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

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/1600-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/1600-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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