894c249c28affee323d53e6c3f5fe8ed1d83e54ee258cbe5642e841b7842bf9b

Analysis

max time kernel
93s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19-11-2024 16:21

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General

Target

894c249c28affee323d53e6c3f5fe8ed1d83e54ee258cbe5642e841b7842bf9b.dll
Size

76KB
MD5

64415f0b5a526590e50098fe580eb7d3
SHA1

c6feb6fe6ed4e0217c3efa708a3dc4e2d001222d
SHA256

894c249c28affee323d53e6c3f5fe8ed1d83e54ee258cbe5642e841b7842bf9b
SHA512

46355185703316bab33c319b829f0de592474bf9b22de719fbf98ddf59755afbee74178f805e52e19b238a2acf24bf2186a04d49acc8bd5f56beeeb9e6179fb6
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZJ3/7TRvbQoB3jIJJw:c8y93KQjy7G55riF1cMo03jP3RvbQoBL

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/764-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/764-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3796	764	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	764	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4656 wrote to memory of 764	4656	rundll32.exe	83
PID 4656 wrote to memory of 764	4656	rundll32.exe	83
PID 4656 wrote to memory of 764	4656	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\894c249c28affee323d53e6c3f5fe8ed1d83e54ee258cbe5642e841b7842bf9b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4656
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\894c249c28affee323d53e6c3f5fe8ed1d83e54ee258cbe5642e841b7842bf9b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:764
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 764 -s 704
    3⤵
    - Program crash
    PID:3796

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 764 -ip 764
1⤵
PID:3640

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/764-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/764-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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