Analysis
-
max time kernel
148s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20240611-en -
resource tags
arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system -
submitted
15-06-2024 01:29
Static task
static1
Behavioral task
behavioral1
Sample
101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.exe
Resource
win10v2004-20240611-en
General
-
Target
101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.exe
-
Size
4.8MB
-
MD5
749325286628ce27401c098690ebc0d7
-
SHA1
b2d6201c6c10fe35e3064c501ebf0b41334c065d
-
SHA256
101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca
-
SHA512
accc0f2186aba4be0df4869617b031ac6969f43958cc3e25343e05bef5aba741c2f9786dc79bceb2bf4a6cb85df5df927b1dfc680c923b88a66333ddafef3ea5
-
SSDEEP
98304:mqYKWcj3MsaT3u19x3VbfCEf/qe+oiVk/CdoyLwKYGjQ8Y5HJXDYZFZe:XYKWczdTlzCqYgCohKRQRN5QO
Malware Config
Extracted
socks5systemz
bvpnebv.com
Signatures
-
Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral1/memory/2972-93-0x0000000002290000-0x0000000002332000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
-
Executes dropped EXE 3 IoCs
Processes:
101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmpmoonvoiceassist32_64.exemoonvoiceassist32_64.exepid process 2968 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmp 2636 moonvoiceassist32_64.exe 2972 moonvoiceassist32_64.exe -
Loads dropped DLL 5 IoCs
Processes:
101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.exe101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmppid process 2960 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.exe 2968 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmp 2968 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmp 2968 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmp 2968 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmp -
Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
Processes:
description ioc Destination IP 141.98.234.31 -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmppid process 2968 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmp -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.exe101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmpdescription pid process target process PID 2960 wrote to memory of 2968 2960 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.exe 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmp PID 2960 wrote to memory of 2968 2960 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.exe 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmp PID 2960 wrote to memory of 2968 2960 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.exe 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmp PID 2960 wrote to memory of 2968 2960 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.exe 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmp PID 2960 wrote to memory of 2968 2960 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.exe 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmp PID 2960 wrote to memory of 2968 2960 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.exe 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmp PID 2960 wrote to memory of 2968 2960 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.exe 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmp PID 2968 wrote to memory of 2636 2968 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmp moonvoiceassist32_64.exe PID 2968 wrote to memory of 2636 2968 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmp moonvoiceassist32_64.exe PID 2968 wrote to memory of 2636 2968 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmp moonvoiceassist32_64.exe PID 2968 wrote to memory of 2636 2968 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmp moonvoiceassist32_64.exe PID 2968 wrote to memory of 2972 2968 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmp moonvoiceassist32_64.exe PID 2968 wrote to memory of 2972 2968 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmp moonvoiceassist32_64.exe PID 2968 wrote to memory of 2972 2968 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmp moonvoiceassist32_64.exe PID 2968 wrote to memory of 2972 2968 101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmp moonvoiceassist32_64.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.exe"C:\Users\Admin\AppData\Local\Temp\101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-O7G7M.tmp\101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmp"C:\Users\Admin\AppData\Local\Temp\is-O7G7M.tmp\101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmp" /SL5="$7011E,4808638,54272,C:\Users\Admin\AppData\Local\Temp\101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32_64.exe"C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32_64.exe" -i3⤵
- Executes dropped EXE
-
C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32_64.exe"C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32_64.exe" -s3⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
-
\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32_64.exeFilesize
2.9MB
MD5403fcb2628a9d2b8bf04e03f5b27eac7
SHA138e0c900bc31289d8c3194fb3b9f458290925e6d
SHA25645f3121407742bf6c32e7a089a4b918f7850172238dbda30518645dedabbf164
SHA512f9f1096eedb77386de0d20acd7534f145ce021a0242a0a541caf35317e72c78279a9776ace8fff8c7dcc527ab074a245a5d636c974621f5108426650df5f7da1
-
\Users\Admin\AppData\Local\Temp\is-O7G7M.tmp\101d25afe6de26c8f611bf08e1eb08478e03206b3583c48bb20fa035d4d0ffca.tmpFilesize
680KB
MD5895d982b558dbe81e0d8d31e818f766e
SHA127d9e61b8edaf48db4c519be05f0f4ea33900a7a
SHA2563c0328c6c8c37a3e81cb28c46eeb4c98f033eaf28326903ac6e7204d23928cfb
SHA5124ab3f51fe1f4b7ce5bd6e21518de1ebae7b631bb4a968a424efff6db1a53755853478db108547492a2784c55f1d934f776388232f556880f682e401c45b7db97
-
\Users\Admin\AppData\Local\Temp\is-R9QOG.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
-
\Users\Admin\AppData\Local\Temp\is-R9QOG.tmp\_isetup\_shfoldr.dllFilesize
22KB
MD592dc6ef532fbb4a5c3201469a5b5eb63
SHA13e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA2569884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA5129908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3
-
memory/2636-69-0x0000000000400000-0x00000000006EF000-memory.dmpFilesize
2.9MB
-
memory/2636-65-0x0000000000400000-0x00000000006EF000-memory.dmpFilesize
2.9MB
-
memory/2636-66-0x0000000000400000-0x00000000006EF000-memory.dmpFilesize
2.9MB
-
memory/2960-2-0x0000000000401000-0x000000000040B000-memory.dmpFilesize
40KB
-
memory/2960-0-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
-
memory/2960-72-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
-
memory/2968-77-0x0000000003AC0000-0x0000000003DAF000-memory.dmpFilesize
2.9MB
-
memory/2968-12-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
-
memory/2968-73-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
-
memory/2968-63-0x0000000003AC0000-0x0000000003DAF000-memory.dmpFilesize
2.9MB
-
memory/2972-90-0x0000000000400000-0x00000000006EF000-memory.dmpFilesize
2.9MB
-
memory/2972-97-0x0000000000400000-0x00000000006EF000-memory.dmpFilesize
2.9MB
-
memory/2972-81-0x0000000000400000-0x00000000006EF000-memory.dmpFilesize
2.9MB
-
memory/2972-84-0x0000000000400000-0x00000000006EF000-memory.dmpFilesize
2.9MB
-
memory/2972-87-0x0000000000400000-0x00000000006EF000-memory.dmpFilesize
2.9MB
-
memory/2972-74-0x0000000000400000-0x00000000006EF000-memory.dmpFilesize
2.9MB
-
memory/2972-93-0x0000000002290000-0x0000000002332000-memory.dmpFilesize
648KB
-
memory/2972-78-0x0000000000400000-0x00000000006EF000-memory.dmpFilesize
2.9MB
-
memory/2972-100-0x0000000000400000-0x00000000006EF000-memory.dmpFilesize
2.9MB
-
memory/2972-103-0x0000000000400000-0x00000000006EF000-memory.dmpFilesize
2.9MB
-
memory/2972-106-0x0000000000400000-0x00000000006EF000-memory.dmpFilesize
2.9MB
-
memory/2972-109-0x0000000000400000-0x00000000006EF000-memory.dmpFilesize
2.9MB
-
memory/2972-112-0x0000000000400000-0x00000000006EF000-memory.dmpFilesize
2.9MB
-
memory/2972-115-0x0000000000400000-0x00000000006EF000-memory.dmpFilesize
2.9MB
-
memory/2972-118-0x0000000000400000-0x00000000006EF000-memory.dmpFilesize
2.9MB