185cc2524993f249405dfb2340a36dc94e6a680d24b13d1ec8d7ed9aab1b5453

Analysis

max time kernel
96s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
31-12-2024 19:29

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General

Target

185cc2524993f249405dfb2340a36dc94e6a680d24b13d1ec8d7ed9aab1b5453N.dll
Size

203KB
MD5

28083b96838d4b391a62f6c69cfde710
SHA1

fdbbccbf49ab5daba7ffef1ce7307105e7972240
SHA256

185cc2524993f249405dfb2340a36dc94e6a680d24b13d1ec8d7ed9aab1b5453
SHA512

b0cd78b735e681a5c9c4d90031b5a6f49ebf526453e7d0c52c055397787a667b529bd8315b1a7a5b84799960f48f8b49c272b237666a19a111e502b520ac2be4
SSDEEP

3072:hJ8IMILmCa3yx6oFEdgVXnFYf7C9Ugfxm3Nep9viMxEu:0kmCaiEoFEd+FYOtxmdeviMCu

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/2432-0-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral2/memory/2432-1-0x0000000010000000-0x0000000010033000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4180	2432	WerFault.exe	85

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	2432	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3532 wrote to memory of 2432	3532	rundll32.exe	85
PID 3532 wrote to memory of 2432	3532	rundll32.exe	85
PID 3532 wrote to memory of 2432	3532	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\185cc2524993f249405dfb2340a36dc94e6a680d24b13d1ec8d7ed9aab1b5453N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3532
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\185cc2524993f249405dfb2340a36dc94e6a680d24b13d1ec8d7ed9aab1b5453N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2432
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2432 -s 712
    3⤵
    - Program crash
    PID:4180

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2432 -ip 2432
1⤵
PID:3488

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

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Downloads

memory/2432-0-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

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memory/2432-1-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

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