853c69cfae343cfaeb6fc845ab36a00f1582fd3b9f584efa577e12b4c0381758

Analysis

max time kernel
93s
max time network
97s
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 06:47

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General

Target

853c69cfae343cfaeb6fc845ab36a00f1582fd3b9f584efa577e12b4c0381758.dll
Size

76KB
MD5

78720945d6266ccaef7b7ce664bbfdc2
SHA1

d88d56e4b84e527d9ef67a15b804d85723cc25c9
SHA256

853c69cfae343cfaeb6fc845ab36a00f1582fd3b9f584efa577e12b4c0381758
SHA512

25a7c6d17132a4a028c1ec5ab9ca0bd6f1a110dfe86fd1608c576f309edb0d072b01554bf4ba1e7008b950461dd336662d3b16c85f692d02268bde0202adfdad
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZOhc2OF6:c8y93KQjy7G55riF1cMo03ScFF6

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/760-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/760-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1540	760	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	760	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1028 wrote to memory of 760	1028	rundll32.exe	83
PID 1028 wrote to memory of 760	1028	rundll32.exe	83
PID 1028 wrote to memory of 760	1028	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\853c69cfae343cfaeb6fc845ab36a00f1582fd3b9f584efa577e12b4c0381758.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1028
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\853c69cfae343cfaeb6fc845ab36a00f1582fd3b9f584efa577e12b4c0381758.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:760
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 760 -s 704
    3⤵
    - Program crash
    PID:1540

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 760 -ip 760
1⤵
PID:4208

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/760-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/760-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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