5a2a920cef92413e60793160bda2f272a53b89c506aca6fc5bfc49364f128a3a

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
26-12-2024 00:59

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General

Target

5a2a920cef92413e60793160bda2f272a53b89c506aca6fc5bfc49364f128a3aN.dll
Size

76KB
MD5

336147ec3e4be511fe1cceb4acf5bc90
SHA1

c79c9bbef546f4a00180ca86fed338b2604da670
SHA256

5a2a920cef92413e60793160bda2f272a53b89c506aca6fc5bfc49364f128a3a
SHA512

302d573acd69a51736f2650f40a27306c188d5665441d30e7927df7ea28877c34fa76fc126472e2a243c1dbcb0c3a1d57edada6ad255da4c0213b179b67828a1
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZvbG:c8y93KQjy7G55riF1cMo03Y

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/3608-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3608-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4504	3608	WerFault.exe	82

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	3608	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4816 wrote to memory of 3608	4816	rundll32.exe	82
PID 4816 wrote to memory of 3608	4816	rundll32.exe	82
PID 4816 wrote to memory of 3608	4816	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5a2a920cef92413e60793160bda2f272a53b89c506aca6fc5bfc49364f128a3aN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4816
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5a2a920cef92413e60793160bda2f272a53b89c506aca6fc5bfc49364f128a3aN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3608
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3608 -s 716
    3⤵
    - Program crash
    PID:4504

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 3608 -ip 3608
1⤵
PID:4724

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/3608-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/3608-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download