socks5systemz | 87a2b6d8e9f3e20bc5a2fd66e551a7add5604ebe69fe7e9d354901c4d82b311a

Analysis

max time kernel
291s
max time network
299s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
30/05/2024, 23:12 UTC

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General

Target

87a2b6d8e9f3e20bc5a2fd66e551a7add5604ebe69fe7e9d354901c4d82b311a.exe
Size

4.5MB
MD5

3f4ac40876eb79c202b6f2c0e74ceab2
SHA1

8a9b592e912523eb1706e834a184a4c05b66aebf
SHA256

87a2b6d8e9f3e20bc5a2fd66e551a7add5604ebe69fe7e9d354901c4d82b311a
SHA512

ad306778d9e0200e56ea8078073f6ea0dfe2ade9893e753f8d95d96d22473bb74430debc2707b919df6c4280863ec2d332a2e453d94300d852f9b79f77a565e7
SSDEEP

98304:m2lMhJhWnooZDUpYUSDig+2wsH8jrerMcmTFf4:/y7JoZDCYUSWO8jfcKf4

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 1 IoCs

resource	yara_rule
behavioral2/memory/924-85-0x0000000000910000-0x00000000009B2000-memory.dmp	family_socks5systemz

Socks5Systemz
Socks5Systemz is a botnet written in C++.
botnet socks5systemz

Executes dropped EXE 3 IoCs

pid	Process
4596	87a2b6d8e9f3e20bc5a2fd66e551a7add5604ebe69fe7e9d354901c4d82b311a.tmp
3292	vaervideorecorder.exe
924	vaervideorecorder.exe

Loads dropped DLL 1 IoCs

pid	Process
4596	87a2b6d8e9f3e20bc5a2fd66e551a7add5604ebe69fe7e9d354901c4d82b311a.tmp

Unexpected DNS network traffic destination 2 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	ioc
Destination IP	141.98.234.31
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.
discovery

Query Registry
T1012
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4596	87a2b6d8e9f3e20bc5a2fd66e551a7add5604ebe69fe7e9d354901c4d82b311a.tmp

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1268 wrote to memory of 4596	1268	87a2b6d8e9f3e20bc5a2fd66e551a7add5604ebe69fe7e9d354901c4d82b311a.exe	73
PID 1268 wrote to memory of 4596	1268	87a2b6d8e9f3e20bc5a2fd66e551a7add5604ebe69fe7e9d354901c4d82b311a.exe	73
PID 1268 wrote to memory of 4596	1268	87a2b6d8e9f3e20bc5a2fd66e551a7add5604ebe69fe7e9d354901c4d82b311a.exe	73
PID 4596 wrote to memory of 3292	4596	87a2b6d8e9f3e20bc5a2fd66e551a7add5604ebe69fe7e9d354901c4d82b311a.tmp	74
PID 4596 wrote to memory of 3292	4596	87a2b6d8e9f3e20bc5a2fd66e551a7add5604ebe69fe7e9d354901c4d82b311a.tmp	74
PID 4596 wrote to memory of 3292	4596	87a2b6d8e9f3e20bc5a2fd66e551a7add5604ebe69fe7e9d354901c4d82b311a.tmp	74
PID 4596 wrote to memory of 924	4596	87a2b6d8e9f3e20bc5a2fd66e551a7add5604ebe69fe7e9d354901c4d82b311a.tmp	75
PID 4596 wrote to memory of 924	4596	87a2b6d8e9f3e20bc5a2fd66e551a7add5604ebe69fe7e9d354901c4d82b311a.tmp	75
PID 4596 wrote to memory of 924	4596	87a2b6d8e9f3e20bc5a2fd66e551a7add5604ebe69fe7e9d354901c4d82b311a.tmp	75

C:\Users\Admin\AppData\Local\Temp\87a2b6d8e9f3e20bc5a2fd66e551a7add5604ebe69fe7e9d354901c4d82b311a.exe
"C:\Users\Admin\AppData\Local\Temp\87a2b6d8e9f3e20bc5a2fd66e551a7add5604ebe69fe7e9d354901c4d82b311a.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1268
- C:\Users\Admin\AppData\Local\Temp\is-INPG5.tmp\87a2b6d8e9f3e20bc5a2fd66e551a7add5604ebe69fe7e9d354901c4d82b311a.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-INPG5.tmp\87a2b6d8e9f3e20bc5a2fd66e551a7add5604ebe69fe7e9d354901c4d82b311a.tmp" /SL5="$502FE,4458431,54272,C:\Users\Admin\AppData\Local\Temp\87a2b6d8e9f3e20bc5a2fd66e551a7add5604ebe69fe7e9d354901c4d82b311a.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4596
- - C:\Users\Admin\AppData\Local\Vaer Video Recorder\vaervideorecorder.exe
    "C:\Users\Admin\AppData\Local\Vaer Video Recorder\vaervideorecorder.exe" -i
    3⤵
    - Executes dropped EXE
    PID:3292
- - C:\Users\Admin\AppData\Local\Vaer Video Recorder\vaervideorecorder.exe
    "C:\Users\Admin\AppData\Local\Vaer Video Recorder\vaervideorecorder.exe" -s
    3⤵
    - Executes dropped EXE
    PID:924

Network

DNS

13.227.111.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

13.227.111.52.in-addr.arpa

IN PTR

Response
DNS

aanwnev.ru

vaervideorecorder.exe

Remote address:

141.98.234.31:53

Request

aanwnev.ru

IN A

Response

aanwnev.ru

IN A

79.110.49.184
DNS

0.0.7.0.0.0.0.0.0.0.1.0.b.a.8.b.0.0.0.0.0.0.0.0.f.1.a.e.2.6.d.8.ip6.arpa

Remote address:

8.8.8.8:53

Request

0.0.7.0.0.0.0.0.0.0.1.0.b.a.8.b.0.0.0.0.0.0.0.0.f.1.a.e.2.6.d.8.ip6.arpa

IN PTR

Response
DNS

0.0.7.0.0.0.0.0.0.0.1.0.b.a.8.b.0.0.0.0.0.0.0.0.f.1.a.e.2.6.d.8.ip6.arpa

Remote address:

8.8.8.8:53

Request

0.0.7.0.0.0.0.0.0.0.1.0.b.a.8.b.0.0.0.0.0.0.0.0.f.1.a.e.2.6.d.8.ip6.arpa

IN PTR
DNS

31.234.98.141.in-addr.arpa

Remote address:

8.8.8.8:53

Request

31.234.98.141.in-addr.arpa

IN PTR

Response

31.234.98.141.in-addr.arpa

IN PTR

cx21ip-ptrtech
DNS

10.179.89.13.in-addr.arpa

Remote address:

8.8.8.8:53

Request

10.179.89.13.in-addr.arpa

IN PTR

Response
DNS

fifngrb.ru

vaervideorecorder.exe

Remote address:

141.98.234.31:53

Request

fifngrb.ru

IN A

Response

fifngrb.ru

IN A

45.155.250.229
GET

http://fifngrb.ru/search/?q=67e28dd8645fa72f495daa1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a771ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff810c1ef9d9b33

vaervideorecorder.exe

Remote address:

45.155.250.229:80

Request

GET /search/?q=67e28dd8645fa72f495daa1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a771ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff810c1ef9d9b33 HTTP/1.1
Host: fifngrb.ru
User-Agent: Mozilla/5.0 (Windows; U; MSIE 9.0; Windows NT 9.0; en-US)

Response

HTTP/1.1 200 OK

Server: nginx/1.20.1
Date: Thu, 30 May 2024 23:15:20 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
X-Powered-By: PHP/7.4.33
DNS

229.250.155.45.in-addr.arpa

Remote address:

8.8.8.8:53

Request

229.250.155.45.in-addr.arpa

IN PTR

Response
DNS

145.83.221.88.in-addr.arpa

Remote address:

8.8.8.8:53

Request

145.83.221.88.in-addr.arpa

IN PTR

Response

145.83.221.88.in-addr.arpa

IN PTR

a88-221-83-145deploystaticakamaitechnologiescom
GET

http://fifngrb.ru/search/?q=67e28dd8645fa72f495daa1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a771ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff810c1ef9d9b33

vaervideorecorder.exe

Remote address:

45.155.250.229:80

Request

GET /search/?q=67e28dd8645fa72f495daa1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a771ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff810c1ef9d9b33 HTTP/1.1
Host: fifngrb.ru
User-Agent: Mozilla/5.0 (Windows; U; MSIE 9.0; Windows NT 9.0; en-US)

Response

HTTP/1.1 200 OK

Server: nginx/1.20.1
Date: Thu, 30 May 2024 23:16:20 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
X-Powered-By: PHP/7.4.33
GET

http://fifngrb.ru/search/?q=67e28dd8645fa72f495daa1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a771ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff810c1ef9d9b33

vaervideorecorder.exe

Remote address:

45.155.250.229:80

Request

GET /search/?q=67e28dd8645fa72f495daa1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a771ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff810c1ef9d9b33 HTTP/1.1
Host: fifngrb.ru
User-Agent: Mozilla/5.0 (Windows; U; MSIE 9.0; Windows NT 9.0; en-US)

Response

HTTP/1.1 200 OK

Server: nginx/1.20.1
Date: Thu, 30 May 2024 23:17:21 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
X-Powered-By: PHP/7.4.33

79.110.49.184:80

aanwnev.ru

vaervideorecorder.exe

104 B
2
79.110.49.184:80

aanwnev.ru

vaervideorecorder.exe

104 B
2
79.110.49.184:80

aanwnev.ru

vaervideorecorder.exe

104 B
2
45.155.250.229:80

http://fifngrb.ru/search/?q=67e28dd8645fa72f495daa1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a771ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff810c1ef9d9b33

http

vaervideorecorder.exe

593 B
392 B
6
4

HTTP Request

GET http://fifngrb.ru/search/?q=67e28dd8645fa72f495daa1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a771ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff810c1ef9d9b33

HTTP Response

200
45.155.250.229:80

http://fifngrb.ru/search/?q=67e28dd8645fa72f495daa1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a771ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff810c1ef9d9b33

http

vaervideorecorder.exe

593 B
392 B
6
4

HTTP Request

GET http://fifngrb.ru/search/?q=67e28dd8645fa72f495daa1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a771ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff810c1ef9d9b33

HTTP Response

200
45.155.250.229:80

http://fifngrb.ru/search/?q=67e28dd8645fa72f495daa1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a771ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff810c1ef9d9b33

http

vaervideorecorder.exe

501 B
352 B
4
3

HTTP Request

GET http://fifngrb.ru/search/?q=67e28dd8645fa72f495daa1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a771ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff810c1ef9d9b33

HTTP Response

200

8.8.8.8:53

13.227.111.52.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

13.227.111.52.in-addr.arpa
141.98.234.31:53

aanwnev.ru

dns

vaervideorecorder.exe

56 B
82 B
1
1

DNS Request

aanwnev.ru

DNS Response

79.110.49.184
8.8.8.8:53

0.0.7.0.0.0.0.0.0.0.1.0.b.a.8.b.0.0.0.0.0.0.0.0.f.1.a.e.2.6.d.8.ip6.arpa

dns

236 B
182 B
2
1

DNS Request

0.0.7.0.0.0.0.0.0.0.1.0.b.a.8.b.0.0.0.0.0.0.0.0.f.1.a.e.2.6.d.8.ip6.arpa

DNS Request

0.0.7.0.0.0.0.0.0.0.1.0.b.a.8.b.0.0.0.0.0.0.0.0.f.1.a.e.2.6.d.8.ip6.arpa
8.8.8.8:53

31.234.98.141.in-addr.arpa

dns

72 B
102 B
1
1

DNS Request

31.234.98.141.in-addr.arpa
8.8.8.8:53

10.179.89.13.in-addr.arpa

dns

71 B
145 B
1
1

DNS Request

10.179.89.13.in-addr.arpa
141.98.234.31:53

fifngrb.ru

dns

vaervideorecorder.exe

56 B
82 B
1
1

DNS Request

fifngrb.ru

DNS Response

45.155.250.229
8.8.8.8:53

229.250.155.45.in-addr.arpa

dns

73 B
136 B
1
1

DNS Request

229.250.155.45.in-addr.arpa
8.8.8.8:53

145.83.221.88.in-addr.arpa

dns

72 B
137 B
1
1

DNS Request

145.83.221.88.in-addr.arpa

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\is-INPG5.tmp\87a2b6d8e9f3e20bc5a2fd66e551a7add5604ebe69fe7e9d354901c4d82b311a.tmp

Filesize
680KB

MD5
47d9bbe70b5142eecee1594b8283ebd6

SHA1
a23ad785865f2f40d20ff7ccd317e46f7325a104

SHA256
bbfcaecc64b36dcb118ba9136246dfd943f3b70812c6a949f9b507a46282dbc3

SHA512
b38d94d48eb44beb404d9a7577a37968bcd181c2855f88e9909d12bdc9891a18f7a6229c588ec508e36ee46b62ebe255f00ba8b8368569acebee29b48ecfc8d0

Download Submit
C:\Users\Admin\AppData\Local\Vaer Video Recorder\vaervideorecorder.exe

Filesize
2.6MB

MD5
61fba91a41d52c314f742ea51162afef

SHA1
ae6c3086f5e6a142e8cd8db1b2a3ce159099d872

SHA256
be28a09fc83afbe7da0b7af8910e76ff09b6e570a71a65b05e31ede2b2da860f

SHA512
2e31392a2249fbad79be1cac235af329f4869acc02209befe93f7d5037ee7655ca33fc26439f30700ed48c2ccdb0b9187d54f8f796f123075aaec3eba000199f

Download Submit
\Users\Admin\AppData\Local\Temp\is-SR1QO.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
memory/924-107-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/924-110-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/924-129-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/924-126-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/924-123-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/924-119-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/924-66-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/924-116-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/924-113-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/924-70-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/924-73-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/924-76-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/924-79-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/924-82-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/924-92-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/924-101-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/924-85-0x0000000000910000-0x00000000009B2000-memory.dmp

Filesize
648KB

Download
memory/924-95-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/924-98-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/924-87-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/924-104-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/1268-1-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1268-68-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1268-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/3292-64-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/3292-60-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/3292-59-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/4596-13-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4596-69-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

HTTP Request

HTTP Response

HTTP Request

HTTP Response

HTTP Request

HTTP Response

DNS Request

DNS Request

DNS Response

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Response

DNS Request

DNS Request

MITRE ATT&CK Enterprise v15

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Downloads

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