12f72e6ba4108b1e9e421e69b3b10c19f340c9c0605c2773dc9618f12a14a8a3

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
26/12/2024, 19:54

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General

Target

12f72e6ba4108b1e9e421e69b3b10c19f340c9c0605c2773dc9618f12a14a8a3.dll
Size

76KB
MD5

89e25c406f3119bdd998649c90546ec7
SHA1

a14268a59f04ad4b825831868ff67c63b9dcbc9f
SHA256

12f72e6ba4108b1e9e421e69b3b10c19f340c9c0605c2773dc9618f12a14a8a3
SHA512

dabd59a333f5638524014ae8e7a88404612e400dc13a0573c069c845989b1aff45e5cc48c465f77124f689ac843c6f72d3b54f824e884f8e95e7ea0caccd52fd
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZCUg:c8y93KQjy7G55riF1cMo03AUg

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/5056-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/5056-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3312	5056	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	5056	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4080 wrote to memory of 5056	4080	rundll32.exe	83
PID 4080 wrote to memory of 5056	4080	rundll32.exe	83
PID 4080 wrote to memory of 5056	4080	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\12f72e6ba4108b1e9e421e69b3b10c19f340c9c0605c2773dc9618f12a14a8a3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4080
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\12f72e6ba4108b1e9e421e69b3b10c19f340c9c0605c2773dc9618f12a14a8a3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:5056
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5056 -s 700
    3⤵
    - Program crash
    PID:3312

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5056 -ip 5056
1⤵
PID:2876

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/5056-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/5056-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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