3ffd863704b9d6b1f35c2ae2a6154b693639f59ff973ce46bb7577888bb80fc5

Analysis

max time kernel
111s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-09-2024 19:43

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General

Target

3ffd863704b9d6b1f35c2ae2a6154b693639f59ff973ce46bb7577888bb80fc5N.dll
Size

76KB
MD5

c14f4310d95babb122eb5abc15e06870
SHA1

f6b89575ffd37ca6e2e7b2ca8d6425b660ef70a6
SHA256

3ffd863704b9d6b1f35c2ae2a6154b693639f59ff973ce46bb7577888bb80fc5
SHA512

0e041a8459c9791a8d4d17e80f6201e2de5242f937e7cca49f1ae969aa72c1a3c256a4f768dcf1394b9c1b4c59fb6640eb8d9467bb9b8a0a6c4e902d718ca919
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z4bM:c8y93KQjy7G55riF1cMo03t

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 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3004-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/3004-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/3004-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2504	3004	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	3004	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2752 wrote to memory of 3004	2752	rundll32.exe	30
PID 2752 wrote to memory of 3004	2752	rundll32.exe	30
PID 2752 wrote to memory of 3004	2752	rundll32.exe	30
PID 2752 wrote to memory of 3004	2752	rundll32.exe	30
PID 2752 wrote to memory of 3004	2752	rundll32.exe	30
PID 2752 wrote to memory of 3004	2752	rundll32.exe	30
PID 2752 wrote to memory of 3004	2752	rundll32.exe	30
PID 3004 wrote to memory of 2504	3004	rundll32.exe	31
PID 3004 wrote to memory of 2504	3004	rundll32.exe	31
PID 3004 wrote to memory of 2504	3004	rundll32.exe	31
PID 3004 wrote to memory of 2504	3004	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3ffd863704b9d6b1f35c2ae2a6154b693639f59ff973ce46bb7577888bb80fc5N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2752
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3ffd863704b9d6b1f35c2ae2a6154b693639f59ff973ce46bb7577888bb80fc5N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3004
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3004 -s 336
    3⤵
    - Program crash
    PID:2504

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/3004-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3004-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3004-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3004-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download