5a49a64c04c10ee4fc8fb77b1e08a81450dd082d9b06547010cfd9eb7ac2a018

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-01-2025 23:17

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General

Target

5a49a64c04c10ee4fc8fb77b1e08a81450dd082d9b06547010cfd9eb7ac2a018.dll
Size

76KB
MD5

aada6feb9b978dcbee978b5a531f1b24
SHA1

423a03fd850cd51b4930c7182c6c2d98fab95e79
SHA256

5a49a64c04c10ee4fc8fb77b1e08a81450dd082d9b06547010cfd9eb7ac2a018
SHA512

946a877993170f4b2ac8eb911371c223fff0f5cfd17bdc1b06a6f17b385956faed1c295a6b22743c9b1c908cfdc126835181911d31bb755bb3768c5b0f61c694
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZAHUNHe:c8y93KQjy7G55riF1cMo03CHq+

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 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2696-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2696-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2696-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2696-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2696-6-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2804	2696	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	2696	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2144 wrote to memory of 2696	2144	rundll32.exe	30
PID 2144 wrote to memory of 2696	2144	rundll32.exe	30
PID 2144 wrote to memory of 2696	2144	rundll32.exe	30
PID 2144 wrote to memory of 2696	2144	rundll32.exe	30
PID 2144 wrote to memory of 2696	2144	rundll32.exe	30
PID 2144 wrote to memory of 2696	2144	rundll32.exe	30
PID 2144 wrote to memory of 2696	2144	rundll32.exe	30
PID 2696 wrote to memory of 2804	2696	rundll32.exe	31
PID 2696 wrote to memory of 2804	2696	rundll32.exe	31
PID 2696 wrote to memory of 2804	2696	rundll32.exe	31
PID 2696 wrote to memory of 2804	2696	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5a49a64c04c10ee4fc8fb77b1e08a81450dd082d9b06547010cfd9eb7ac2a018.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2144
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5a49a64c04c10ee4fc8fb77b1e08a81450dd082d9b06547010cfd9eb7ac2a018.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2696
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2696 -s 332
    3⤵
    - Program crash
    PID:2804

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/2696-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2696-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2696-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2696-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2696-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2696-6-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download