476d498e843f5aecb68402e576cd3ca56d21d10110f006ed8177584592257e15

Analysis

max time kernel
111s
max time network
15s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
17-08-2024 10:12

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General

Target

00c2f666002942709f70e4ff9f84a730N.dll
Size

76KB
MD5

00c2f666002942709f70e4ff9f84a730
SHA1

020ea3a3465ada0c5bb4d66593a2ba9cbbe8888e
SHA256

476d498e843f5aecb68402e576cd3ca56d21d10110f006ed8177584592257e15
SHA512

554b81e2c0f462f318a2209be8dc1de3bda48693a77eb90c0703a6cf943f47346b23930079f01497b61e6deb8422069b4b7db27cf4579e76a33486b96770aa48
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zw1:c8y93KQjy7G55riF1cMo03y1

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/2140-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2140-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2412	2140	WerFault.exe	29

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	2140	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3012 wrote to memory of 2140	3012	rundll32.exe	29
PID 3012 wrote to memory of 2140	3012	rundll32.exe	29
PID 3012 wrote to memory of 2140	3012	rundll32.exe	29
PID 3012 wrote to memory of 2140	3012	rundll32.exe	29
PID 3012 wrote to memory of 2140	3012	rundll32.exe	29
PID 3012 wrote to memory of 2140	3012	rundll32.exe	29
PID 3012 wrote to memory of 2140	3012	rundll32.exe	29
PID 2140 wrote to memory of 2412	2140	rundll32.exe	30
PID 2140 wrote to memory of 2412	2140	rundll32.exe	30
PID 2140 wrote to memory of 2412	2140	rundll32.exe	30
PID 2140 wrote to memory of 2412	2140	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\00c2f666002942709f70e4ff9f84a730N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3012
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\00c2f666002942709f70e4ff9f84a730N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2140
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2140 -s 312
    3⤵
    - Program crash
    PID:2412

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/2140-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/2140-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download