176ec51dc7874bd97619357a037915ffe50c6726fa327f84bbe99ea70bbf52e9

Analysis

max time kernel
141s
max time network
125s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
14/09/2024, 00:15

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General

Target

$PLUGINSDIR/ProcDll0.dll
Size

17KB
MD5

ef99723c660986e8cf7e93015f35dad4
SHA1

7d19fa8c902f5b08f39be648d54827f01a090f27
SHA256

736898b335d77b931a91bf40abdd1aa79a8614440ed1f21ea3e5383817ce5a94
SHA512

4d2ba358aa008e821c66c91664db85cb0e36277d0db5d00c9aeaffa07385f80e5e34936a57ba2135428757a2012147afb00aa340757249bd26eeec545e4d5a9d
SSDEEP

384:MjtJef12fbWLisKdkzXjs70ZIiurlsJ1gKW08:MJUUzqj4CI1sjK0

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral9/memory/2504-3-0x0000000010000000-0x0000000010012000-memory.dmp	upx
behavioral9/memory/2504-2-0x0000000010000000-0x0000000010012000-memory.dmp	upx
behavioral9/memory/2504-1-0x0000000010000000-0x0000000010012000-memory.dmp	upx
behavioral9/memory/2504-4-0x0000000010000000-0x0000000010012000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2324	2504	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 WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2112 wrote to memory of 2504	2112	rundll32.exe	30
PID 2112 wrote to memory of 2504	2112	rundll32.exe	30
PID 2112 wrote to memory of 2504	2112	rundll32.exe	30
PID 2112 wrote to memory of 2504	2112	rundll32.exe	30
PID 2112 wrote to memory of 2504	2112	rundll32.exe	30
PID 2112 wrote to memory of 2504	2112	rundll32.exe	30
PID 2112 wrote to memory of 2504	2112	rundll32.exe	30
PID 2504 wrote to memory of 2324	2504	rundll32.exe	31
PID 2504 wrote to memory of 2324	2504	rundll32.exe	31
PID 2504 wrote to memory of 2324	2504	rundll32.exe	31
PID 2504 wrote to memory of 2324	2504	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ProcDll0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ProcDll0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2504
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2504 -s 228
    3⤵
    - Program crash
    PID:2324

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/2504-3-0x0000000010000000-0x0000000010012000-memory.dmp

Filesize
72KB

Download
memory/2504-2-0x0000000010000000-0x0000000010012000-memory.dmp

Filesize
72KB

Download
memory/2504-1-0x0000000010000000-0x0000000010012000-memory.dmp

Filesize
72KB

Download
memory/2504-0-0x0000000010000000-0x0000000010012000-memory.dmp

Filesize
72KB

Download
memory/2504-4-0x0000000010000000-0x0000000010012000-memory.dmp

Filesize
72KB

Download