c9fb5d857aaaa883b8402b6a2cd72148f7c1c02cb67cdb3a5cd3b0a285d3523e

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25/12/2024, 15:14

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General

Target

c9fb5d857aaaa883b8402b6a2cd72148f7c1c02cb67cdb3a5cd3b0a285d3523eN.dll
Size

76KB
MD5

35e1536223db6c92c8450e7342719b90
SHA1

2b65dd7cf0d8e050e83a9c034f30770eb40076ef
SHA256

c9fb5d857aaaa883b8402b6a2cd72148f7c1c02cb67cdb3a5cd3b0a285d3523e
SHA512

babd07cfe27be2fd497a1afe3b0c505e193acabb52385efb0ddcbd00d9ae456abba3a25df2a62a04990e8d609529efe2535e426f6c92a5597ea9a69c40379ce4
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZgSEFDyEX9/bd:c8y93KQjy7G55riF1cMo03uSERdX9B

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2600-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2600-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2364	2600	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	2600	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2872 wrote to memory of 2600	2872	rundll32.exe	30
PID 2872 wrote to memory of 2600	2872	rundll32.exe	30
PID 2872 wrote to memory of 2600	2872	rundll32.exe	30
PID 2872 wrote to memory of 2600	2872	rundll32.exe	30
PID 2872 wrote to memory of 2600	2872	rundll32.exe	30
PID 2872 wrote to memory of 2600	2872	rundll32.exe	30
PID 2872 wrote to memory of 2600	2872	rundll32.exe	30
PID 2600 wrote to memory of 2364	2600	rundll32.exe	31
PID 2600 wrote to memory of 2364	2600	rundll32.exe	31
PID 2600 wrote to memory of 2364	2600	rundll32.exe	31
PID 2600 wrote to memory of 2364	2600	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c9fb5d857aaaa883b8402b6a2cd72148f7c1c02cb67cdb3a5cd3b0a285d3523eN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2872
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c9fb5d857aaaa883b8402b6a2cd72148f7c1c02cb67cdb3a5cd3b0a285d3523eN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2600
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2600 -s 328
    3⤵
    - Program crash
    PID:2364

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/2600-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2600-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2600-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download