26874faa895d0bd4098f5ea1a70f8553072f7d87c374b074ec5377ceb26dce42

Analysis

max time kernel
108s
max time network
110s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
22/08/2024, 18:45

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General

Target

077a4447e4dc73de0fdddb4416ad5550N.exe
Size

640KB
MD5

077a4447e4dc73de0fdddb4416ad5550
SHA1

73a05a38ed794a2f7bdac2e983304a0905fa25d3
SHA256

26874faa895d0bd4098f5ea1a70f8553072f7d87c374b074ec5377ceb26dce42
SHA512

f02836a81be3e453be0221f84a5f6c6f9e5a72ca575a0980655779b85a9fc5308dd754d93d8e1d60c59684ec9c40d3afe16a2b5e2090a08b0055a10e1f01e485
SSDEEP

12288:wmz1UU6cSJQq9lnWhVQ5zCD4TyWN9VysX7ryTk2osi9:wmzjgQ4lnWhVQ5zY4xN9VyUUkV19

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
5088	077a4447e4dc73de0fdddb4416ad5550N.exe

Executes dropped EXE 1 IoCs

pid	Process
5088	077a4447e4dc73de0fdddb4416ad5550N.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1656	4920	WerFault.exe	85
2784	5088	WerFault.exe	93

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	077a4447e4dc73de0fdddb4416ad5550N.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4920	077a4447e4dc73de0fdddb4416ad5550N.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
5088	077a4447e4dc73de0fdddb4416ad5550N.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4920 wrote to memory of 5088	4920	077a4447e4dc73de0fdddb4416ad5550N.exe	93
PID 4920 wrote to memory of 5088	4920	077a4447e4dc73de0fdddb4416ad5550N.exe	93
PID 4920 wrote to memory of 5088	4920	077a4447e4dc73de0fdddb4416ad5550N.exe	93

C:\Users\Admin\AppData\Local\Temp\077a4447e4dc73de0fdddb4416ad5550N.exe
"C:\Users\Admin\AppData\Local\Temp\077a4447e4dc73de0fdddb4416ad5550N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:4920
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4920 -s 396
  2⤵
  - Program crash
  PID:1656
- C:\Users\Admin\AppData\Local\Temp\077a4447e4dc73de0fdddb4416ad5550N.exe
  C:\Users\Admin\AppData\Local\Temp\077a4447e4dc73de0fdddb4416ad5550N.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Suspicious use of UnmapMainImage
  PID:5088
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5088 -s 364
    3⤵
    - Program crash
    PID:2784

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4920 -ip 4920
1⤵
PID:1384

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 5088 -ip 5088
1⤵
PID:2120

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

C:\Users\Admin\AppData\Local\Temp\077a4447e4dc73de0fdddb4416ad5550N.exe

Filesize
640KB

MD5
094adc78f353b3f6078a4e09e1b85ba2

SHA1
7345c2871d776709d4a72b2d917e62228801afe4

SHA256
90c72a9056edf65733aa42db5f6b472f4822adedc0b7127467ab2817c77d322d

SHA512
de8a868dd23e5406d8dd61d133fa3a1aec2bdf05601911ad6c98097d89a4f93e51c93afa92cf7e371693df91be230b1e0282e7064afe353fad6c37bdb8d0ed7d

Download Submit
memory/4920-0-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/4920-7-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/5088-6-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/5088-8-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/5088-13-0x0000000004D70000-0x0000000004DB6000-memory.dmp

Filesize
280KB

Download
memory/5088-14-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download