90d0af23d09f6e34b0cbd5d9b2d752f7796440d857da3b36cab0054be85edaa9

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
22-01-2025 00:07

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General

Target

90d0af23d09f6e34b0cbd5d9b2d752f7796440d857da3b36cab0054be85edaa9.dll
Size

76KB
MD5

688a4807ca9d0276ae528aebd9f26337
SHA1

e5c5bb0cfdacf182567ad9dc7e90bf4e0f49490d
SHA256

90d0af23d09f6e34b0cbd5d9b2d752f7796440d857da3b36cab0054be85edaa9
SHA512

1a7642ce27c1d18368f34c222863533a39cb0b2fd0157f98ba4e4904e3e44bc705722f629bfe516cfa63d62c58f16cec5b60938d6b683a48d6b03df411ee4b0f
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZANRTI:c8y93KQjy7G55riF1cMo03aTI

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/5068-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/5068-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2036	5068	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	5068	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5008 wrote to memory of 5068	5008	rundll32.exe	83
PID 5008 wrote to memory of 5068	5008	rundll32.exe	83
PID 5008 wrote to memory of 5068	5008	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\90d0af23d09f6e34b0cbd5d9b2d752f7796440d857da3b36cab0054be85edaa9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5008
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\90d0af23d09f6e34b0cbd5d9b2d752f7796440d857da3b36cab0054be85edaa9.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:5068
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5068 -s 716
    3⤵
    - Program crash
    PID:2036

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5068 -ip 5068
1⤵
PID:5032

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/5068-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/5068-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download