socks5systemz | 1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601

Analysis

max time kernel
142s
max time network
129s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
30-06-2024 19:17

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General

Target

1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.exe
Size

5.2MB
MD5

ba561e41728a541c554f55ea3ac6cda5
SHA1

4dd4cb91d03a25d754d0920c63771dfa32d904cf
SHA256

1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601
SHA512

408ad1c71afafe449c495646086b60ab7a5fc414e02c3fa399eca44e967bfc4a12408852b9d40a9a8cd38121fb21d6aa52dc488cb14bfd033617723bb2e59202
SSDEEP

98304:CW1fLAywdVu+AmzN4YZi+RsaIhrkm8XBwfnRfQPTRJslPm+0InlgoQaa9Qxg:7N3S5i+RSZkLxQRfmF+4waPF9QC

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2496-95-0x0000000002250000-0x00000000022F1000-memory.dmp	family_socks5systemz
behavioral1/memory/2496-117-0x0000000002250000-0x00000000022F1000-memory.dmp	family_socks5systemz
behavioral1/memory/2496-118-0x0000000002250000-0x00000000022F1000-memory.dmp	family_socks5systemz

Socks5Systemz
Socks5Systemz is a botnet written in C++.
botnet socks5systemz
Executes dropped EXE 3 IoCs

Processes:

1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmptotalrecorderfree32_64.exetotalrecorderfree32_64.exe

pid process

1668 1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp
2568 totalrecorderfree32_64.exe
2496 totalrecorderfree32_64.exe

pid	process
1668	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp
2568	totalrecorderfree32_64.exe
2496	totalrecorderfree32_64.exe

Loads dropped DLL 6 IoCs

Processes:

1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.exe1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp

pid	process
824	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.exe
1668	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp
1668	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp
1668	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp
1668	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp
1668	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.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 91.211.247.248
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

Processes:

1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp

pid process

1668 1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp

description	ioc
Destination IP	91.211.247.248

pid	process
1668	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.exe1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp

description	pid	process	target process
PID 824 wrote to memory of 1668	824	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.exe	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp
PID 824 wrote to memory of 1668	824	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.exe	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp
PID 824 wrote to memory of 1668	824	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.exe	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp
PID 824 wrote to memory of 1668	824	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.exe	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp
PID 824 wrote to memory of 1668	824	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.exe	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp
PID 824 wrote to memory of 1668	824	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.exe	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp
PID 824 wrote to memory of 1668	824	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.exe	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp
PID 1668 wrote to memory of 2568	1668	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp	totalrecorderfree32_64.exe
PID 1668 wrote to memory of 2568	1668	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp	totalrecorderfree32_64.exe
PID 1668 wrote to memory of 2568	1668	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp	totalrecorderfree32_64.exe
PID 1668 wrote to memory of 2568	1668	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp	totalrecorderfree32_64.exe
PID 1668 wrote to memory of 2496	1668	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp	totalrecorderfree32_64.exe
PID 1668 wrote to memory of 2496	1668	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp	totalrecorderfree32_64.exe
PID 1668 wrote to memory of 2496	1668	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp	totalrecorderfree32_64.exe
PID 1668 wrote to memory of 2496	1668	1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp	totalrecorderfree32_64.exe

C:\Users\Admin\AppData\Local\Temp\1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.exe
"C:\Users\Admin\AppData\Local\Temp\1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:824

C:\Users\Admin\AppData\Local\Temp\is-22GL3.tmp\1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp
"C:\Users\Admin\AppData\Local\Temp\is-22GL3.tmp\1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp" /SL5="$40026,5153077,54272,C:\Users\Admin\AppData\Local\Temp\1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1668

C:\Users\Admin\AppData\Local\Total Recorder Free\totalrecorderfree32_64.exe
"C:\Users\Admin\AppData\Local\Total Recorder Free\totalrecorderfree32_64.exe" -i
3⤵
- Executes dropped EXE
PID:2568

C:\Users\Admin\AppData\Local\Total Recorder Free\totalrecorderfree32_64.exe
"C:\Users\Admin\AppData\Local\Total Recorder Free\totalrecorderfree32_64.exe" -s
3⤵
- Executes dropped EXE
PID:2496

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\is-22GL3.tmp\1ad3edf1ad305d9cfa85817a6e6fa1b064bcffbb8de1dece3b42c2bf0946c601.tmp
Filesize
680KB

MD5
32f6596e136f3f8cfa1fbfd85acef958

SHA1
44411edb185b448613ac7dcfc24a6e2c0da382a3

SHA256
cd40719fec44d56ec09eeabfd56896f6bc80d4cd982f042068baca42141b4713

SHA512
e75005af4acd5ec4f53d584da8fbb2a72358af818dd6643e7eb5b862b3be582ed9cc8c8fb205b04ac2356da87826ab088c0ec658ee890a7605fd32be9b01d626

Download Submit
\Users\Admin\AppData\Local\Temp\is-PIBB0.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-PIBB0.tmp\_isetup\_isdecmp.dll
Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
\Users\Admin\AppData\Local\Temp\is-PIBB0.tmp\_isetup\_shfoldr.dll
Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Total Recorder Free\totalrecorderfree32_64.exe
Filesize
3.1MB

MD5
92472ced095fd382f4a22291fbc38c26

SHA1
e103435b7e78a9f6bd433520f61d2a98fec64ebe

SHA256
a11f4e5d5c816cac0011e5b4f980fe3d3590ba3e09e4ca2e7917caa60ece973a

SHA512
aaeddaab30d9f846b3e4b227925840470df4180c1ea65563a1d93ce2f8f13ac4d7c4223510bd89acd726b5fa71dd832aa6c6be4f4e310c6d9b0342d5bbb17407

Download Submit
memory/824-76-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/824-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/824-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/1668-12-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1668-67-0x0000000003940000-0x0000000003C64000-memory.dmp

Filesize
3.1MB

Download
memory/1668-79-0x0000000003940000-0x0000000003C64000-memory.dmp

Filesize
3.1MB

Download
memory/1668-77-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2496-104-0x0000000000400000-0x0000000000724000-memory.dmp

Filesize
3.1MB

Download
memory/2496-101-0x0000000000400000-0x0000000000724000-memory.dmp

Filesize
3.1MB

Download
memory/2496-125-0x0000000000400000-0x0000000000724000-memory.dmp

Filesize
3.1MB

Download
memory/2496-78-0x0000000000400000-0x0000000000724000-memory.dmp

Filesize
3.1MB

Download
memory/2496-122-0x0000000000400000-0x0000000000724000-memory.dmp

Filesize
3.1MB

Download
memory/2496-82-0x0000000000400000-0x0000000000724000-memory.dmp

Filesize
3.1MB

Download
memory/2496-85-0x0000000000400000-0x0000000000724000-memory.dmp

Filesize
3.1MB

Download
memory/2496-88-0x0000000000400000-0x0000000000724000-memory.dmp

Filesize
3.1MB

Download
memory/2496-91-0x0000000000400000-0x0000000000724000-memory.dmp

Filesize
3.1MB

Download
memory/2496-94-0x0000000000400000-0x0000000000724000-memory.dmp

Filesize
3.1MB

Download
memory/2496-95-0x0000000002250000-0x00000000022F1000-memory.dmp

Filesize
644KB

Download
memory/2496-74-0x0000000000400000-0x0000000000724000-memory.dmp

Filesize
3.1MB

Download
memory/2496-118-0x0000000002250000-0x00000000022F1000-memory.dmp

Filesize
644KB

Download
memory/2496-107-0x0000000000400000-0x0000000000724000-memory.dmp

Filesize
3.1MB

Download
memory/2496-110-0x0000000000400000-0x0000000000724000-memory.dmp

Filesize
3.1MB

Download
memory/2496-113-0x0000000000400000-0x0000000000724000-memory.dmp

Filesize
3.1MB

Download
memory/2496-116-0x0000000000400000-0x0000000000724000-memory.dmp

Filesize
3.1MB

Download
memory/2496-117-0x0000000002250000-0x00000000022F1000-memory.dmp

Filesize
644KB

Download
memory/2568-68-0x0000000000400000-0x0000000000724000-memory.dmp

Filesize
3.1MB

Download
memory/2568-69-0x0000000000400000-0x0000000000724000-memory.dmp

Filesize
3.1MB

Download
memory/2568-72-0x0000000000400000-0x0000000000724000-memory.dmp

Filesize
3.1MB

Download