78af3420f1a46011e0445462067d517ecf6f2888a8593d97e7f4a1c8ce97dec7

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15/12/2024, 23:58

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General

Target

78af3420f1a46011e0445462067d517ecf6f2888a8593d97e7f4a1c8ce97dec7.dll
Size

76KB
MD5

95bf329d2da31472cecbdadd55cce4dd
SHA1

63e5bf0428be5dc738527186eebbe61c1ced1e0c
SHA256

78af3420f1a46011e0445462067d517ecf6f2888a8593d97e7f4a1c8ce97dec7
SHA512

180c315331f7ab4fe396067f05afadf3d990dccd40fbcf423a2df9d0703947e6c966c63f7dd2a77026acf95a639265cbe8c0638f71152bc158e54e987ee0540b
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zk7wagwPC:c8y93KQjy7G55riF1cMo03yMagL

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/3684-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3684-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5108	3684	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	3684	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2364 wrote to memory of 3684	2364	rundll32.exe	83
PID 2364 wrote to memory of 3684	2364	rundll32.exe	83
PID 2364 wrote to memory of 3684	2364	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\78af3420f1a46011e0445462067d517ecf6f2888a8593d97e7f4a1c8ce97dec7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2364
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\78af3420f1a46011e0445462067d517ecf6f2888a8593d97e7f4a1c8ce97dec7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3684
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3684 -s 712
    3⤵
    - Program crash
    PID:5108

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 3684 -ip 3684
1⤵
PID:4884

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/3684-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/3684-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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