95cecd2f6f8c95812536b33d45a51572070dfa4f21f583a698495393fd5af32b

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-12-2024 01:45

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General

Target

95cecd2f6f8c95812536b33d45a51572070dfa4f21f583a698495393fd5af32bN.dll
Size

76KB
MD5

0ed8379ff911f5ed6686f0505f6430d0
SHA1

c16304fa90b4fc6409662d6aac355271afb2fe0e
SHA256

95cecd2f6f8c95812536b33d45a51572070dfa4f21f583a698495393fd5af32b
SHA512

41d369b18f7bb2f163776188d6043d79a264b28b17baa0227325f10de45d44c1b611f5b37053042584ca4ca1434f112df4400008ab4784d996e97a18da440e38
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZmRoh:c8y93KQjy7G55riF1cMo03goh

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 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1652-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1652-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1652-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1652-5-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
616	1652	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	1652	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2224 wrote to memory of 1652	2224	rundll32.exe	30
PID 2224 wrote to memory of 1652	2224	rundll32.exe	30
PID 2224 wrote to memory of 1652	2224	rundll32.exe	30
PID 2224 wrote to memory of 1652	2224	rundll32.exe	30
PID 2224 wrote to memory of 1652	2224	rundll32.exe	30
PID 2224 wrote to memory of 1652	2224	rundll32.exe	30
PID 2224 wrote to memory of 1652	2224	rundll32.exe	30
PID 1652 wrote to memory of 616	1652	rundll32.exe	31
PID 1652 wrote to memory of 616	1652	rundll32.exe	31
PID 1652 wrote to memory of 616	1652	rundll32.exe	31
PID 1652 wrote to memory of 616	1652	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\95cecd2f6f8c95812536b33d45a51572070dfa4f21f583a698495393fd5af32bN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2224
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\95cecd2f6f8c95812536b33d45a51572070dfa4f21f583a698495393fd5af32bN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1652
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1652 -s 312
    3⤵
    - Program crash
    PID:616

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/1652-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1652-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1652-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1652-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1652-5-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download