f5ed2c9854a87d21d9fc7bba221c0250b00fd8efff6a9eb95e7edd103e262bb5

Analysis

max time kernel
108s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05/08/2024, 18:54

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General

Target

f5ed2c9854a87d21d9fc7bba221c0250b00fd8efff6a9eb95e7edd103e262bb5.exe
Size

1.1MB
MD5

f86bec87425caad4d8869d4f25f76f4e
SHA1

311dbe6fe5ecce7751aec17d1ba11ea8635a890a
SHA256

f5ed2c9854a87d21d9fc7bba221c0250b00fd8efff6a9eb95e7edd103e262bb5
SHA512

e66fd76c37edc4a3418577950f6736f89e3b615a82f56269be75f490f7e359bc8c48deb00d76a4faa38140a706be09316f7215fa20b7073a83a907e5b78a3f57
SSDEEP

24576:aH0dl8myX9Bg42QoXFkrzkmplSgRDYo0lG4Z8r7Qfbkiu5QP:acallSllG4ZM7QzM4

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-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	WScript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	f5ed2c9854a87d21d9fc7bba221c0250b00fd8efff6a9eb95e7edd103e262bb5.exe
Key value queried	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	WScript.exe

Deletes itself 1 IoCs

pid	Process
4316	svchcst.exe

Executes dropped EXE 2 IoCs

pid	Process
4316	svchcst.exe
2688	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	svchcst.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchcst.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f5ed2c9854a87d21d9fc7bba221c0250b00fd8efff6a9eb95e7edd103e262bb5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WScript.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Local Settings	f5ed2c9854a87d21d9fc7bba221c0250b00fd8efff6a9eb95e7edd103e262bb5.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
4928	f5ed2c9854a87d21d9fc7bba221c0250b00fd8efff6a9eb95e7edd103e262bb5.exe
4928	f5ed2c9854a87d21d9fc7bba221c0250b00fd8efff6a9eb95e7edd103e262bb5.exe
4928	f5ed2c9854a87d21d9fc7bba221c0250b00fd8efff6a9eb95e7edd103e262bb5.exe
4928	f5ed2c9854a87d21d9fc7bba221c0250b00fd8efff6a9eb95e7edd103e262bb5.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe
4316	svchcst.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4928	f5ed2c9854a87d21d9fc7bba221c0250b00fd8efff6a9eb95e7edd103e262bb5.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4928	f5ed2c9854a87d21d9fc7bba221c0250b00fd8efff6a9eb95e7edd103e262bb5.exe
4928	f5ed2c9854a87d21d9fc7bba221c0250b00fd8efff6a9eb95e7edd103e262bb5.exe
4316	svchcst.exe
4316	svchcst.exe
2688	svchcst.exe
2688	svchcst.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4928 wrote to memory of 3804	4928	f5ed2c9854a87d21d9fc7bba221c0250b00fd8efff6a9eb95e7edd103e262bb5.exe	87
PID 4928 wrote to memory of 2640	4928	f5ed2c9854a87d21d9fc7bba221c0250b00fd8efff6a9eb95e7edd103e262bb5.exe	86
PID 4928 wrote to memory of 3804	4928	f5ed2c9854a87d21d9fc7bba221c0250b00fd8efff6a9eb95e7edd103e262bb5.exe	87
PID 4928 wrote to memory of 3804	4928	f5ed2c9854a87d21d9fc7bba221c0250b00fd8efff6a9eb95e7edd103e262bb5.exe	87
PID 4928 wrote to memory of 2640	4928	f5ed2c9854a87d21d9fc7bba221c0250b00fd8efff6a9eb95e7edd103e262bb5.exe	86
PID 4928 wrote to memory of 2640	4928	f5ed2c9854a87d21d9fc7bba221c0250b00fd8efff6a9eb95e7edd103e262bb5.exe	86
PID 2640 wrote to memory of 4316	2640	WScript.exe	90
PID 2640 wrote to memory of 4316	2640	WScript.exe	90
PID 2640 wrote to memory of 4316	2640	WScript.exe	90
PID 3804 wrote to memory of 2688	3804	WScript.exe	89
PID 3804 wrote to memory of 2688	3804	WScript.exe	89
PID 3804 wrote to memory of 2688	3804	WScript.exe	89

C:\Users\Admin\AppData\Local\Temp\f5ed2c9854a87d21d9fc7bba221c0250b00fd8efff6a9eb95e7edd103e262bb5.exe
"C:\Users\Admin\AppData\Local\Temp\f5ed2c9854a87d21d9fc7bba221c0250b00fd8efff6a9eb95e7edd103e262bb5.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:4928
- 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:2640
- - 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:4316
- 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:3804
- - 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:2688

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

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs

Filesize
753B

MD5
d226712537a8945af47e67ac8fb78f48

SHA1
efb796f987f5d949ef2dce5a4b9ee45372414ea7

SHA256
848a33b7771901f597e9f89dc8fa8da923f92dafa9cbb9fc59f81801fde4916f

SHA512
2a0421bce9b675f1afe57e8167bd940c8f7d1220f5729dae2ff21186b020a5bb2c17b78519405cc6a8c28164a7cf2de03e0ab2fb8ce674619e5479971f2392a9

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

Filesize
1.1MB

MD5
cefc0122ff1ec129921f24091d0f3c79

SHA1
8c164d6294c4ea4d24217b0bab89b9543cbb0c94

SHA256
942eeaaf2a7829a64ec3a092dbd914f5944acb2ec6a4fdaf5eba87f70bd6d4e2

SHA512
9a6611c60b56ab6c1c6555c5b1e729af014fdfd8112e6984599c1824186167178e5701a3b5a81c19373d60e6d1d50b64583a67e79e320acb8b6898b2f396e3af

Download Submit
memory/2688-15-0x0000000000400000-0x000000000055F000-memory.dmp

Filesize
1.4MB

Download
memory/4316-16-0x0000000000400000-0x000000000055F000-memory.dmp

Filesize
1.4MB

Download
memory/4928-0-0x0000000000400000-0x000000000055F000-memory.dmp

Filesize
1.4MB

Download
memory/4928-11-0x0000000000400000-0x000000000055F000-memory.dmp

Filesize
1.4MB

Download