ef63a0945daa475f9b01ee792a1a8702bae51a994a47f5204de268a1346b3ce3

Analysis

max time kernel
118s
max time network
123s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
28/07/2024, 00:37

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General

Target

24a0a515acff4d0343f385b7d9fd58f0N.dll
Size

76KB
MD5

24a0a515acff4d0343f385b7d9fd58f0
SHA1

8204e0b753e47bba4416f7013d1b35761e48ba59
SHA256

ef63a0945daa475f9b01ee792a1a8702bae51a994a47f5204de268a1346b3ce3
SHA512

0da135f8fb1d9856e73a0fde5fc9d2e5df445052d8532c8ee54b10dad3ac0065e6b4955294bcbe366bb0d13b3cf91e7300a1c548e40c8550316955574ec2633f
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZZFzAQara:c8y93KQjy7G55riF1cMo03G2

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
behavioral1/memory/2156-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2156-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2792	2156	WerFault.exe	30

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	2156	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2672 wrote to memory of 2156	2672	rundll32.exe	30
PID 2672 wrote to memory of 2156	2672	rundll32.exe	30
PID 2672 wrote to memory of 2156	2672	rundll32.exe	30
PID 2672 wrote to memory of 2156	2672	rundll32.exe	30
PID 2672 wrote to memory of 2156	2672	rundll32.exe	30
PID 2672 wrote to memory of 2156	2672	rundll32.exe	30
PID 2672 wrote to memory of 2156	2672	rundll32.exe	30
PID 2156 wrote to memory of 2792	2156	rundll32.exe	31
PID 2156 wrote to memory of 2792	2156	rundll32.exe	31
PID 2156 wrote to memory of 2792	2156	rundll32.exe	31
PID 2156 wrote to memory of 2792	2156	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\24a0a515acff4d0343f385b7d9fd58f0N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2672
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\24a0a515acff4d0343f385b7d9fd58f0N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2156
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2156 -s 324
    3⤵
    - Program crash
    PID:2792

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/2156-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/2156-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download