721568cb5f4e92d3e9c0fc45e53c4d327417a376fcde594e36fd5e6cf1359b93

Analysis

max time kernel
106s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07-01-2025 18:07

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General

Target

721568cb5f4e92d3e9c0fc45e53c4d327417a376fcde594e36fd5e6cf1359b93.dll
Size

76KB
MD5

b86a095b170fe5eb2cc957c44332e25e
SHA1

045bd6e3406a7c8bc83770f1f31cf8ea3237f704
SHA256

721568cb5f4e92d3e9c0fc45e53c4d327417a376fcde594e36fd5e6cf1359b93
SHA512

0f76bce40e052eed9f73ce72b52d27446e1ed1420e602adea8ab925b51dbb192bfaf5d216568f61e5fb05ae652d76e8dd673daaac41fe5150702f6b54cb55036
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z96VYOl9:c8y93KQjy7G55riF1cMo03Gl9

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/2532-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2532-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2376	2532	WerFault.exe	31

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	2532	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2520 wrote to memory of 2532	2520	rundll32.exe	31
PID 2520 wrote to memory of 2532	2520	rundll32.exe	31
PID 2520 wrote to memory of 2532	2520	rundll32.exe	31
PID 2520 wrote to memory of 2532	2520	rundll32.exe	31
PID 2520 wrote to memory of 2532	2520	rundll32.exe	31
PID 2520 wrote to memory of 2532	2520	rundll32.exe	31
PID 2520 wrote to memory of 2532	2520	rundll32.exe	31
PID 2532 wrote to memory of 2376	2532	rundll32.exe	32
PID 2532 wrote to memory of 2376	2532	rundll32.exe	32
PID 2532 wrote to memory of 2376	2532	rundll32.exe	32
PID 2532 wrote to memory of 2376	2532	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\721568cb5f4e92d3e9c0fc45e53c4d327417a376fcde594e36fd5e6cf1359b93.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2520
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\721568cb5f4e92d3e9c0fc45e53c4d327417a376fcde594e36fd5e6cf1359b93.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2532
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2532 -s 312
    3⤵
    - Program crash
    PID:2376

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/2532-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/2532-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download