31606ef78a3ce305107640315baf47d967397b6efa03412d282f9435e0fed394

Analysis

max time kernel
92s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240730-en
resource tags

arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
submitted
02/08/2024, 10:46

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General

Target

928b49878dbb3daa1e503448227f0f00N.dll
Size

76KB
MD5

928b49878dbb3daa1e503448227f0f00
SHA1

17ce269b1c7037b08f7a62aa73ca966be199c561
SHA256

31606ef78a3ce305107640315baf47d967397b6efa03412d282f9435e0fed394
SHA512

da4957febec29f76baaf77db34ee9055df93803b832150c91a3168a1c81dacd56f71e63f8053110b2ad39dfb772b41278ff2e652322ca413cc80c39edc9e5c22
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zxu14i:c8y93KQjy7G55riF1cMo03bu15

Score

7^/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
behavioral2/memory/212-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/212-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3464	212	WerFault.exe	83

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	212	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4752 wrote to memory of 212	4752	rundll32.exe	83
PID 4752 wrote to memory of 212	4752	rundll32.exe	83
PID 4752 wrote to memory of 212	4752	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\928b49878dbb3daa1e503448227f0f00N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4752
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\928b49878dbb3daa1e503448227f0f00N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:212
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 212 -s 716
    3⤵
    - Program crash
    PID:3464

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 212 -ip 212
1⤵
PID:540

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

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Downloads

memory/212-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/212-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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