db44f7e74ee981aac5538ffef030232d6f0975b1b984e47b0b2e11abebd828d0

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-12-2024 02:16

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General

Target

db44f7e74ee981aac5538ffef030232d6f0975b1b984e47b0b2e11abebd828d0N.dll
Size

76KB
MD5

b0452739355c9e65edb0384dc0435750
SHA1

5b4947e100ef2ac451c5ee55c6ba1fec9cc0f84e
SHA256

db44f7e74ee981aac5538ffef030232d6f0975b1b984e47b0b2e11abebd828d0
SHA512

c94175ec5b101f494d8d98987f8a6dcde4320b952b458d79a53ce620e6c2348f97dca1e79a012d4f5e0c92b8368e401179d88cfd9c1be2626e4a307b6c7ae9c4
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZN4v4:c8y93KQjy7G55riF1cMo03l

Score

5^/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
behavioral1/memory/1732-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1732-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1732-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1732-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1136	1732	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	1732	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1820 wrote to memory of 1732	1820	rundll32.exe	30
PID 1820 wrote to memory of 1732	1820	rundll32.exe	30
PID 1820 wrote to memory of 1732	1820	rundll32.exe	30
PID 1820 wrote to memory of 1732	1820	rundll32.exe	30
PID 1820 wrote to memory of 1732	1820	rundll32.exe	30
PID 1820 wrote to memory of 1732	1820	rundll32.exe	30
PID 1820 wrote to memory of 1732	1820	rundll32.exe	30
PID 1732 wrote to memory of 1136	1732	rundll32.exe	31
PID 1732 wrote to memory of 1136	1732	rundll32.exe	31
PID 1732 wrote to memory of 1136	1732	rundll32.exe	31
PID 1732 wrote to memory of 1136	1732	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\db44f7e74ee981aac5538ffef030232d6f0975b1b984e47b0b2e11abebd828d0N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1820
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\db44f7e74ee981aac5538ffef030232d6f0975b1b984e47b0b2e11abebd828d0N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1732
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1732 -s 328
    3⤵
    - Program crash
    PID:1136

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/1732-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1732-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1732-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1732-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1732-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download