34032401f7f86f496ed82b4f991b8bf9a7ab14a860515b305a640817e4c1fe45

Analysis

max time kernel
93s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17-12-2024 14:22

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General

Target

34032401f7f86f496ed82b4f991b8bf9a7ab14a860515b305a640817e4c1fe45N.dll
Size

76KB
MD5

d6fca791865c791ed17b690fbd5e9ec0
SHA1

dfa4a1fa1dc49ae46709503b51f77661ef50ce1f
SHA256

34032401f7f86f496ed82b4f991b8bf9a7ab14a860515b305a640817e4c1fe45
SHA512

0329b7caaacc59aba2a87aec5195282ff47f2899a9cfcbb5ea2e616b2a2cd13b2d3057607211f59802936a19e16fd67d0de45521673be9d0b8be396531f5ca67
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZaFVMBk:c8y93KQjy7G55riF1cMo03Y3Mm

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/1148-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1148-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1096	1148	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	1148	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2236 wrote to memory of 1148	2236	rundll32.exe	83
PID 2236 wrote to memory of 1148	2236	rundll32.exe	83
PID 2236 wrote to memory of 1148	2236	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\34032401f7f86f496ed82b4f991b8bf9a7ab14a860515b305a640817e4c1fe45N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2236
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\34032401f7f86f496ed82b4f991b8bf9a7ab14a860515b305a640817e4c1fe45N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1148
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1148 -s 700
    3⤵
    - Program crash
    PID:1096

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1148 -ip 1148
1⤵
PID:3444

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/1148-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/1148-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download