f04afa122d919fe049eb055ab6d29f8a414b4041440af660895916b7e32f20a0

Analysis

max time kernel
92s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
31/01/2025, 18:47

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General

Target

virussign.com_eb4dc797b31871c193bd57e75feda4cd.exe
Size

960KB
MD5

eb4dc797b31871c193bd57e75feda4cd
SHA1

6bbf67fdd8afb7169029c380759ed466bc6a9c6e
SHA256

6df068e0c186d1dcfbe22e568f0ae287f89bbb7be04d9fbe38b47e2694c0bbe7
SHA512

80c5f4a047ad63c23ff5158f6966d066716c7ca826d5f9d55170b5a4508cbfb1bdcf153cb4c7e664408e5cbef85ca9ac6ba932f2a046060cce092a8316dff7dd
SSDEEP

12288:OCh9wJlnu3M5taezc6+RmstjlDa/ZSt4mv+ni5:FPwJlnu8ba2c6+RmsDa/ZSt4mv+ni5

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2068	virussign.com_eb4dc797b31871c193bd57e75feda4cd.exe

Executes dropped EXE 1 IoCs

pid	Process
2068	virussign.com_eb4dc797b31871c193bd57e75feda4cd.exe

Program crash 3 IoCs

pid	pid_target	Process	procid_target
4948	3644	WerFault.exe	83
3444	2068	WerFault.exe	88
4380	2068	WerFault.exe	88

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	virussign.com_eb4dc797b31871c193bd57e75feda4cd.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3644	virussign.com_eb4dc797b31871c193bd57e75feda4cd.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
2068	virussign.com_eb4dc797b31871c193bd57e75feda4cd.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3644 wrote to memory of 2068	3644	virussign.com_eb4dc797b31871c193bd57e75feda4cd.exe	88
PID 3644 wrote to memory of 2068	3644	virussign.com_eb4dc797b31871c193bd57e75feda4cd.exe	88
PID 3644 wrote to memory of 2068	3644	virussign.com_eb4dc797b31871c193bd57e75feda4cd.exe	88

C:\Users\Admin\AppData\Local\Temp\virussign.com_eb4dc797b31871c193bd57e75feda4cd.exe
"C:\Users\Admin\AppData\Local\Temp\virussign.com_eb4dc797b31871c193bd57e75feda4cd.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3644
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3644 -s 344
  2⤵
  - Program crash
  PID:4948
- C:\Users\Admin\AppData\Local\Temp\virussign.com_eb4dc797b31871c193bd57e75feda4cd.exe
  C:\Users\Admin\AppData\Local\Temp\virussign.com_eb4dc797b31871c193bd57e75feda4cd.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Suspicious use of UnmapMainImage
  PID:2068
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2068 -s 344
    3⤵
    - Program crash
    PID:3444
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2068 -s 400
    3⤵
    - Program crash
    PID:4380

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3644 -ip 3644
1⤵
PID:184

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2068 -ip 2068
1⤵
PID:1208

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2068 -ip 2068
1⤵
PID:456

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

C:\Users\Admin\AppData\Local\Temp\virussign.com_eb4dc797b31871c193bd57e75feda4cd.exe

Filesize
960KB

MD5
4cb9048b2da1385ea8ba1646b325548e

SHA1
c9746ec0ef56cbc2facab8bf68177941a47fb2ec

SHA256
49222a7e90dced6e12579df88016f141f58f75e205a32474e49e03d18231efe7

SHA512
5a4947fbff742ef36c1ce6a3d6c91a08e76ec8d4366d40e0ff56f1dd8e99bef9bdd6bcc316a6f8e3f07101765841dc2a82f5c95adb43be879723e60fe003ba29

Download Submit
memory/2068-6-0x0000000000400000-0x00000000004EF000-memory.dmp

Filesize
956KB

Download
memory/2068-8-0x0000000005010000-0x00000000050FF000-memory.dmp

Filesize
956KB

Download
memory/2068-9-0x0000000000400000-0x00000000004A3000-memory.dmp

Filesize
652KB

Download
memory/3644-0-0x0000000000400000-0x00000000004EF000-memory.dmp

Filesize
956KB

Download
memory/3644-7-0x0000000000400000-0x00000000004EF000-memory.dmp

Filesize
956KB

Download