a8a858363a5a1b10574ebd9f62f196da396aeaca28da280d80e8d19d9cc06e19

Analysis

max time kernel
94s
max time network
98s
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, 19:21

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General

Target

a8a858363a5a1b10574ebd9f62f196da396aeaca28da280d80e8d19d9cc06e19N.dll
Size

203KB
MD5

ddd39837b6da7a5e1315d93f5aa609d0
SHA1

87dd8213076a272cbc0a8b3700d3fc51fa9c7802
SHA256

a8a858363a5a1b10574ebd9f62f196da396aeaca28da280d80e8d19d9cc06e19
SHA512

20b0b1d756a41b3958e7475b18824a958c6a532fd71e0e3787b943027fca342319a4147f3b46900f5b084de3b503277d8d5f3ca7c61a29ac00849ce48adb4aad
SSDEEP

3072:hJ8IMILmCa3yx6oFEdgVXnFYf7C9Ugfxm3Nep9viMsA7:0kmCaiEoFEd+FYOtxmdeviMsM

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/436-0-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral2/memory/436-1-0x0000000010000000-0x0000000010033000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
672	436	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	436	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4988 wrote to memory of 436	4988	rundll32.exe	82
PID 4988 wrote to memory of 436	4988	rundll32.exe	82
PID 4988 wrote to memory of 436	4988	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a8a858363a5a1b10574ebd9f62f196da396aeaca28da280d80e8d19d9cc06e19N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4988
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a8a858363a5a1b10574ebd9f62f196da396aeaca28da280d80e8d19d9cc06e19N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:436
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 436 -s 700
    3⤵
    - Program crash
    PID:672

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 436 -ip 436
1⤵
PID:1924

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/436-0-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

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memory/436-1-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download