0f81d4c21cbb813868857c3acb01be109b163a701e191ff7984f848a8b2633c8

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
26-12-2024 07:20

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General

Target

0f81d4c21cbb813868857c3acb01be109b163a701e191ff7984f848a8b2633c8.dll
Size

203KB
MD5

03d3ca99ee5a80a94784776ad5b8e67f
SHA1

4e515bc9c20e9018771ff4e9af66acd1746f4a69
SHA256

0f81d4c21cbb813868857c3acb01be109b163a701e191ff7984f848a8b2633c8
SHA512

f8d1fbbbbaeb8db790e5a29d7a2dc28d01217a2c7bebd555d78dacf333928b0d2dfab644caf1e20e385e2e1514f5ff3e58ef9168ac063aae1e5634fb3f6d8a44
SSDEEP

3072:hJ8IMILmCa3yx6oFEdgVXnFYf7C9Ugfxm3Nep9viME1Ni:0kmCaiEoFEd+FYOtxmdeviME1Ni

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
behavioral2/memory/924-0-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral2/memory/924-1-0x0000000010000000-0x0000000010033000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2104	924	WerFault.exe	82

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	924	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3996 wrote to memory of 924	3996	rundll32.exe	82
PID 3996 wrote to memory of 924	3996	rundll32.exe	82
PID 3996 wrote to memory of 924	3996	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0f81d4c21cbb813868857c3acb01be109b163a701e191ff7984f848a8b2633c8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3996
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\0f81d4c21cbb813868857c3acb01be109b163a701e191ff7984f848a8b2633c8.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:924
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 924 -s 704
    3⤵
    - Program crash
    PID:2104

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 924 -ip 924
1⤵
PID:2992

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/924-0-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

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memory/924-1-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

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