4167527aa8ddb1836b31c117256099bbf520bf69c76cc05564a08712fbbf3743

Analysis

max time kernel
12s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 21:40

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General

Target

4167527aa8ddb1836b31c117256099bbf520bf69c76cc05564a08712fbbf3743.dll
Size

76KB
MD5

90ab6ac071361d64a39145ebf953fd3e
SHA1

075b52e267c4526967063c9e07c2533ad628566e
SHA256

4167527aa8ddb1836b31c117256099bbf520bf69c76cc05564a08712fbbf3743
SHA512

ed7dd295c91ca0b0b2f5a208c23b461b88d4ea4918a618651449643caba60f6bb71bd5102e4563865a07de6fa008833217d474a73298e483adbf09bb022ffb85
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZT0P:c8y93KQjy7G55riF1cMo039+

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1236-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1236-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1236-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1236-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1236-9-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1640	1236	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	1236	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 1236	2116	rundll32.exe	30
PID 2116 wrote to memory of 1236	2116	rundll32.exe	30
PID 2116 wrote to memory of 1236	2116	rundll32.exe	30
PID 2116 wrote to memory of 1236	2116	rundll32.exe	30
PID 2116 wrote to memory of 1236	2116	rundll32.exe	30
PID 2116 wrote to memory of 1236	2116	rundll32.exe	30
PID 2116 wrote to memory of 1236	2116	rundll32.exe	30
PID 1236 wrote to memory of 1640	1236	rundll32.exe	31
PID 1236 wrote to memory of 1640	1236	rundll32.exe	31
PID 1236 wrote to memory of 1640	1236	rundll32.exe	31
PID 1236 wrote to memory of 1640	1236	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4167527aa8ddb1836b31c117256099bbf520bf69c76cc05564a08712fbbf3743.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4167527aa8ddb1836b31c117256099bbf520bf69c76cc05564a08712fbbf3743.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1236
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1236 -s 332
    3⤵
    - Program crash
    PID:1640

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

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/1236-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1236-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1236-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1236-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1236-4-0x0000000000030000-0x0000000000031000-memory.dmp

Filesize
4KB

Download
memory/1236-9-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download