147e6079ba633f54afbc276157a7731681fe3ba1c23ad58581199b30110107c9

Analysis

max time kernel
94s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19-12-2024 20:35

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General

Target

147e6079ba633f54afbc276157a7731681fe3ba1c23ad58581199b30110107c9.dll
Size

76KB
MD5

61ff623390e06adac6a172f59467d097
SHA1

f6f331de7e701c494bc5ac401a46e907a31b816e
SHA256

147e6079ba633f54afbc276157a7731681fe3ba1c23ad58581199b30110107c9
SHA512

546f930ae7f2d4db06f313b8f254cdcae91b2e06e002f9585bca235208b8d58f5c50174ff9d3a11f43cc551adfe49f502b7c160be14d88ddbf1aa044c6b77d85
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zfdo:c8y93KQjy7G55riF1cMo038

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/2656-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2656-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1532	2656	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	2656	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1276 wrote to memory of 2656	1276	rundll32.exe	83
PID 1276 wrote to memory of 2656	1276	rundll32.exe	83
PID 1276 wrote to memory of 2656	1276	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\147e6079ba633f54afbc276157a7731681fe3ba1c23ad58581199b30110107c9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1276
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\147e6079ba633f54afbc276157a7731681fe3ba1c23ad58581199b30110107c9.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2656
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2656 -s 712
    3⤵
    - Program crash
    PID:1532

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2656 -ip 2656
1⤵
PID:608

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/2656-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/2656-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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