0e367fc8a4a45749cd07f1b8259d4177ae9ccb473f21f9c15d9bdaa9f39dd0b1

Analysis

max time kernel
132s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
18/08/2024, 18:40

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General

Target
0e367fc8a4a45749cd07f1b8259d4177ae9ccb473f21f9c15d9bdaa9f39dd0b1.dll
Size 76KB
Sample240818-xbpspaxhjd
SHA256 0e367fc8a4a45749cd07f1b8259d4177ae9ccb473f21f9c15d9bdaa9f39dd0b1
MD5 1171162c48c8717de9ff1367df06cef5
SHA1 c29ea058c88f78163a0663d0b5ffb590880cfa98
SHA512 a2fa57fb7877752de35559f14062dc6af5af580e721fbf2a0ce730d3bbf525e836bdcd6208b955bc629f34ca3b0adb6b703b55c2a07b09f9df230695227d586a
SSDEEP 1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZoOLqvq:c8y93KQjy7G55riF1cMo03HLqC
MD5 SHA1 SHA512 SSDEEP

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/1440-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1440-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3052	1440	WerFault.exe	85

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	1440	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4552 wrote to memory of 1440	4552	rundll32.exe	85
PID 4552 wrote to memory of 1440	4552	rundll32.exe	85
PID 4552 wrote to memory of 1440	4552	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0e367fc8a4a45749cd07f1b8259d4177ae9ccb473f21f9c15d9bdaa9f39dd0b1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4552
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\0e367fc8a4a45749cd07f1b8259d4177ae9ccb473f21f9c15d9bdaa9f39dd0b1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1440
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1440 -s 700
    3⤵
    - Program crash
    PID:3052

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 1440 -ip 1440
1⤵
PID:1612

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/1440-0-0x0000000010000000-0x0000000010030000-memory.dmp

Download

memory/1440-2-0x0000000010000000-0x0000000010030000-memory.dmp