3da775350d0ae2e7e03c8844ee70fa5d4c689bc9188266b266e9eae17a91f492

Analysis

max time kernel
133s
max time network
105s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
01/09/2024, 05:25

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General

Target

3da775350d0ae2e7e03c8844ee70fa5d4c689bc9188266b266e9eae17a91f492.exe
Size

1.1MB
MD5

596101e66d930e018f63b440c56c1726
SHA1

0e3726435db251e7f74b89559afbfa2f060180f1
SHA256

3da775350d0ae2e7e03c8844ee70fa5d4c689bc9188266b266e9eae17a91f492
SHA512

83e6f4fe57bd578226b848c8d187549b9f44ff0bc032a2cb366fee38a85c400f7116b8da4de1d78c10ef5c792af2d79ef1dcc1268a1a7958493e6146f0189e4c
SSDEEP

24576:aH0dl8myX9Bg42QoXFkrzkmplSgRDYo0lG4Z8r7Qfbkiu5QJ:acallSllG4ZM7QzMq

Score

7^/10

discovery

Malware Config

Signatures

Checks computer location settings 2 TTPs 3 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation	3da775350d0ae2e7e03c8844ee70fa5d4c689bc9188266b266e9eae17a91f492.exe
Key value queried	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation	WScript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation	WScript.exe

Deletes itself 1 IoCs

pid	Process
2352	svchcst.exe

Executes dropped EXE 2 IoCs

pid	Process
2352	svchcst.exe
1592	svchcst.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 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	WScript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WScript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchcst.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchcst.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3da775350d0ae2e7e03c8844ee70fa5d4c689bc9188266b266e9eae17a91f492.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000_Classes\Local Settings	3da775350d0ae2e7e03c8844ee70fa5d4c689bc9188266b266e9eae17a91f492.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	WScript.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	WScript.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1004	3da775350d0ae2e7e03c8844ee70fa5d4c689bc9188266b266e9eae17a91f492.exe
1004	3da775350d0ae2e7e03c8844ee70fa5d4c689bc9188266b266e9eae17a91f492.exe
1004	3da775350d0ae2e7e03c8844ee70fa5d4c689bc9188266b266e9eae17a91f492.exe
1004	3da775350d0ae2e7e03c8844ee70fa5d4c689bc9188266b266e9eae17a91f492.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe
2352	svchcst.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1004	3da775350d0ae2e7e03c8844ee70fa5d4c689bc9188266b266e9eae17a91f492.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1004	3da775350d0ae2e7e03c8844ee70fa5d4c689bc9188266b266e9eae17a91f492.exe
1004	3da775350d0ae2e7e03c8844ee70fa5d4c689bc9188266b266e9eae17a91f492.exe
2352	svchcst.exe
2352	svchcst.exe
1592	svchcst.exe
1592	svchcst.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1004 wrote to memory of 2572	1004	3da775350d0ae2e7e03c8844ee70fa5d4c689bc9188266b266e9eae17a91f492.exe	87
PID 1004 wrote to memory of 3380	1004	3da775350d0ae2e7e03c8844ee70fa5d4c689bc9188266b266e9eae17a91f492.exe	86
PID 1004 wrote to memory of 3380	1004	3da775350d0ae2e7e03c8844ee70fa5d4c689bc9188266b266e9eae17a91f492.exe	86
PID 1004 wrote to memory of 3380	1004	3da775350d0ae2e7e03c8844ee70fa5d4c689bc9188266b266e9eae17a91f492.exe	86
PID 1004 wrote to memory of 2572	1004	3da775350d0ae2e7e03c8844ee70fa5d4c689bc9188266b266e9eae17a91f492.exe	87
PID 1004 wrote to memory of 2572	1004	3da775350d0ae2e7e03c8844ee70fa5d4c689bc9188266b266e9eae17a91f492.exe	87
PID 3380 wrote to memory of 1592	3380	WScript.exe	96
PID 3380 wrote to memory of 1592	3380	WScript.exe	96
PID 3380 wrote to memory of 1592	3380	WScript.exe	96
PID 2572 wrote to memory of 2352	2572	WScript.exe	97
PID 2572 wrote to memory of 2352	2572	WScript.exe	97
PID 2572 wrote to memory of 2352	2572	WScript.exe	97

C:\Users\Admin\AppData\Local\Temp\3da775350d0ae2e7e03c8844ee70fa5d4c689bc9188266b266e9eae17a91f492.exe
"C:\Users\Admin\AppData\Local\Temp\3da775350d0ae2e7e03c8844ee70fa5d4c689bc9188266b266e9eae17a91f492.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1004
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:3380
- - C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:1592
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2572
- - C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetWindowsHookEx
    PID:2352

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

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\Roaming\Microsoft\VBS3.vbs

Filesize
753B

MD5
1438c9ee1078c3432f11deda5c20484b

SHA1
a530dc257573ead4650dc8a20f0179acb2a22a72

SHA256
55c5e6fac661414080319eff6779fa8ab297a9ca0d08c05774f402d605058833

SHA512
ec4fea8cfcb032daf6615323d927a42a9a4d691afed614172b5a0a9dba4c6acc7c39e618923e818cf0db9ea72726a8741d616c226fc145b14e18957e8cda69c8

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe

Filesize
1.1MB

MD5
c26af7ed28543ad499a976f39787a15f

SHA1
4cd31dfc11ccc8b86837145c052d78458b1c9432

SHA256
0a2aad3efedbe17fbeaf05c7c3ee1b6dab86bb3a175f4a6a36cede36fda319c8

SHA512
fa7f65717c122b397ab8d05f20ad1f979a2cd0864400b6eafed7b24eea6c194af1247b007e98c088d439a4f37dab60522f7a41da2556b045d2fa51fe5c6cb8b2

Download Submit
memory/1004-0-0x0000000000400000-0x000000000055F000-memory.dmp

Filesize
1.4MB

Download
memory/1004-12-0x0000000000400000-0x000000000055F000-memory.dmp

Filesize
1.4MB

Download
memory/1592-16-0x0000000000400000-0x000000000055F000-memory.dmp

Filesize
1.4MB

Download
memory/1592-17-0x0000000000400000-0x000000000055F000-memory.dmp

Filesize
1.4MB

Download
memory/2352-18-0x0000000000400000-0x000000000055F000-memory.dmp

Filesize
1.4MB

Download