0b759deea605c01dfc15f963321f9b30392186bfee91b5e7f0e75fdf540113f8

Analysis

max time kernel
119s
max time network
127s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-01-2025 19:39

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General

Target

0b759deea605c01dfc15f963321f9b30392186bfee91b5e7f0e75fdf540113f8.dll
Size

76KB
MD5

aaf311a315cb372fb738858fbaed59bc
SHA1

d02969a0ea38461ee3821965c86b828ef78c5a68
SHA256

0b759deea605c01dfc15f963321f9b30392186bfee91b5e7f0e75fdf540113f8
SHA512

b0886f0297debbca22444ac9a5d7784d4a48085b666056e0a6768545db8fde4bb6ff8edee698a548146680635f04017624074be07dacca8b5b8c61c7d490fd7f
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZJZ:c8y93KQjy7G55riF1cMo03bZ

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/2780-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2780-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2700	2780	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	2780	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2740 wrote to memory of 2780	2740	rundll32.exe	31
PID 2740 wrote to memory of 2780	2740	rundll32.exe	31
PID 2740 wrote to memory of 2780	2740	rundll32.exe	31
PID 2740 wrote to memory of 2780	2740	rundll32.exe	31
PID 2740 wrote to memory of 2780	2740	rundll32.exe	31
PID 2740 wrote to memory of 2780	2740	rundll32.exe	31
PID 2740 wrote to memory of 2780	2740	rundll32.exe	31
PID 2780 wrote to memory of 2700	2780	rundll32.exe	32
PID 2780 wrote to memory of 2700	2780	rundll32.exe	32
PID 2780 wrote to memory of 2700	2780	rundll32.exe	32
PID 2780 wrote to memory of 2700	2780	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0b759deea605c01dfc15f963321f9b30392186bfee91b5e7f0e75fdf540113f8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2740
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\0b759deea605c01dfc15f963321f9b30392186bfee91b5e7f0e75fdf540113f8.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2780
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2780 -s 244
    3⤵
    - Program crash
    PID:2700

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/2780-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/2780-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2780-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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