socks5systemz | 5e84a72499fae86660dca69e2f05d1d348b1bb2b5e7cb731aee2da166d608af5

General

Target

5e84a72499fae86660dca69e2f05d1d348b1bb2b5e7cb731aee2da166d608af5.exe
Size

5.5MB
MD5

92a2d96efd1dd5f85fdd06ff5fdb7481
SHA1

d26c41cc6a77622a4ceac9c31dd6a4fc8886c7a3
SHA256

5e84a72499fae86660dca69e2f05d1d348b1bb2b5e7cb731aee2da166d608af5
SHA512

288a1f1ea864a274a1f02d9f20ffe2cb6b5cb921982cdcf5edc9f203bf10463f2eae8fc0c2c541792a3c79a1ace751043a9f5f89161d0907178bfd079c10bb28
SSDEEP

98304:CMQ4FVOw7FBAang1E7SJx2gJq8b8+WNF5V/G+5KjLwPZiUFPg+zOYQxhQ:hQ4LBAQg1EaxjP8+aZKj43F4c9Qo

Score

10^/10

Malware Config

Signatures

Detect Socks5Systemz Payload 1 IoCs

resource	yara_rule
behavioral2/memory/2244-91-0x0000000000980000-0x0000000000A22000-memory.dmp	family_socks5systemz

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

Executes dropped EXE 3 IoCs

pid	Process
5028	5e84a72499fae86660dca69e2f05d1d348b1bb2b5e7cb731aee2da166d608af5.tmp
4876	djpromix32.exe
2244	djpromix32.exe

Loads dropped DLL 3 IoCs

pid	Process
5028	5e84a72499fae86660dca69e2f05d1d348b1bb2b5e7cb731aee2da166d608af5.tmp
5028	5e84a72499fae86660dca69e2f05d1d348b1bb2b5e7cb731aee2da166d608af5.tmp
5028	5e84a72499fae86660dca69e2f05d1d348b1bb2b5e7cb731aee2da166d608af5.tmp

Unexpected DNS network traffic destination 1 IoCs

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

description	ioc
Destination IP	45.155.250.90

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
5028	5e84a72499fae86660dca69e2f05d1d348b1bb2b5e7cb731aee2da166d608af5.tmp

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3180 wrote to memory of 5028	3180	5e84a72499fae86660dca69e2f05d1d348b1bb2b5e7cb731aee2da166d608af5.exe	83
PID 3180 wrote to memory of 5028	3180	5e84a72499fae86660dca69e2f05d1d348b1bb2b5e7cb731aee2da166d608af5.exe	83
PID 3180 wrote to memory of 5028	3180	5e84a72499fae86660dca69e2f05d1d348b1bb2b5e7cb731aee2da166d608af5.exe	83
PID 5028 wrote to memory of 4876	5028	5e84a72499fae86660dca69e2f05d1d348b1bb2b5e7cb731aee2da166d608af5.tmp	86
PID 5028 wrote to memory of 4876	5028	5e84a72499fae86660dca69e2f05d1d348b1bb2b5e7cb731aee2da166d608af5.tmp	86
PID 5028 wrote to memory of 4876	5028	5e84a72499fae86660dca69e2f05d1d348b1bb2b5e7cb731aee2da166d608af5.tmp	86
PID 5028 wrote to memory of 2244	5028	5e84a72499fae86660dca69e2f05d1d348b1bb2b5e7cb731aee2da166d608af5.tmp	87
PID 5028 wrote to memory of 2244	5028	5e84a72499fae86660dca69e2f05d1d348b1bb2b5e7cb731aee2da166d608af5.tmp	87
PID 5028 wrote to memory of 2244	5028	5e84a72499fae86660dca69e2f05d1d348b1bb2b5e7cb731aee2da166d608af5.tmp	87

C:\Users\Admin\AppData\Local\Temp\5e84a72499fae86660dca69e2f05d1d348b1bb2b5e7cb731aee2da166d608af5.exe
"C:\Users\Admin\AppData\Local\Temp\5e84a72499fae86660dca69e2f05d1d348b1bb2b5e7cb731aee2da166d608af5.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3180
- C:\Users\Admin\AppData\Local\Temp\is-08TPN.tmp\5e84a72499fae86660dca69e2f05d1d348b1bb2b5e7cb731aee2da166d608af5.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-08TPN.tmp\5e84a72499fae86660dca69e2f05d1d348b1bb2b5e7cb731aee2da166d608af5.tmp" /SL5="$B0058,5482850,54272,C:\Users\Admin\AppData\Local\Temp\5e84a72499fae86660dca69e2f05d1d348b1bb2b5e7cb731aee2da166d608af5.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:5028
- - C:\Users\Admin\AppData\Local\DJ Pro Mix\djpromix32.exe
    "C:\Users\Admin\AppData\Local\DJ Pro Mix\djpromix32.exe" -i
    3⤵
    - Executes dropped EXE
    PID:4876
- - C:\Users\Admin\AppData\Local\DJ Pro Mix\djpromix32.exe
    "C:\Users\Admin\AppData\Local\DJ Pro Mix\djpromix32.exe" -s
    3⤵
    - Executes dropped EXE
    PID:2244

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\DJ Pro Mix\djpromix32.exe

Filesize
3.5MB

MD5
5eafd015aa7477c2c97c85d3e41e59a8

SHA1
0d127fca1d7d3a05f887486fb1d2b5a9144527c9

SHA256
5fa664ebccc618ba2faf751e3d33fb190766b86954ac7556d09aba9eed5fe67a

SHA512
2974916f8cc4e2a90ab95edb28bdebaacd535a7d2dbd70e9944d75726c99d2fc5c82d0cc79d6020dc73f4583fe0d9cff31d00f5f09f4c4b1f061910e06ecc64a

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-08TPN.tmp\5e84a72499fae86660dca69e2f05d1d348b1bb2b5e7cb731aee2da166d608af5.tmp

Filesize
680KB

MD5
52dd91ae0a7ac972e4d9755fb9b2d6a4

SHA1
f84ee05cb3672257da924a9f0ca14d6ea6b4c39c

SHA256
88929a7b65e8226403703f2e87a9165f3c5aa0c2275ebb6d796d66db69cfffd8

SHA512
dac8468724a1895428061ccdeccdb0d406edd28b8602bc3d86741ce1f27b3abf4cf21a44e4b03d29bbd2825a9a0d4660cee65d13db7110789be43e041750f076

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-RA68H.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-RA68H.tmp\_isetup\_isdecmp.dll

Filesize
32KB

MD5
b6f11a0ab7715f570f45900a1fe84732

SHA1
77b1201e535445af5ea94c1b03c0a1c34d67a77b

SHA256
e47dd306a9854599f02bc1b07ca6dfbd5220f8a1352faa9616d1a327de0bbf67

SHA512
78a757e67d21eb7cc95954df15e3eeff56113d6b40fb73f0c5f53304265cc52c79125d6f1b3655b64f9a411711b5b70f746080d708d7c222f4e65bad64b1b771

Download Submit
memory/2244-101-0x0000000000400000-0x0000000000782000-memory.dmp

Filesize
3.5MB

Download
memory/2244-98-0x0000000000400000-0x0000000000782000-memory.dmp

Filesize
3.5MB

Download
memory/2244-120-0x0000000000400000-0x0000000000782000-memory.dmp

Filesize
3.5MB

Download
memory/2244-117-0x0000000000400000-0x0000000000782000-memory.dmp

Filesize
3.5MB

Download
memory/2244-113-0x0000000000400000-0x0000000000782000-memory.dmp

Filesize
3.5MB

Download
memory/2244-110-0x0000000000400000-0x0000000000782000-memory.dmp

Filesize
3.5MB

Download
memory/2244-107-0x0000000000400000-0x0000000000782000-memory.dmp

Filesize
3.5MB

Download
memory/2244-104-0x0000000000400000-0x0000000000782000-memory.dmp

Filesize
3.5MB

Download
memory/2244-93-0x0000000000400000-0x0000000000782000-memory.dmp

Filesize
3.5MB

Download
memory/2244-76-0x0000000000400000-0x0000000000782000-memory.dmp

Filesize
3.5MB

Download
memory/2244-79-0x0000000000400000-0x0000000000782000-memory.dmp

Filesize
3.5MB

Download
memory/2244-82-0x0000000000400000-0x0000000000782000-memory.dmp

Filesize
3.5MB

Download
memory/2244-85-0x0000000000400000-0x0000000000782000-memory.dmp

Filesize
3.5MB

Download
memory/2244-88-0x0000000000400000-0x0000000000782000-memory.dmp

Filesize
3.5MB

Download
memory/2244-91-0x0000000000980000-0x0000000000A22000-memory.dmp

Filesize
648KB

Download
memory/3180-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3180-74-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3180-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/4876-71-0x0000000000400000-0x0000000000782000-memory.dmp

Filesize
3.5MB

Download
memory/4876-67-0x0000000000400000-0x0000000000782000-memory.dmp

Filesize
3.5MB

Download
memory/4876-69-0x0000000000400000-0x0000000000782000-memory.dmp

Filesize
3.5MB

Download
memory/4876-66-0x0000000000400000-0x0000000000782000-memory.dmp

Filesize
3.5MB

Download
memory/5028-75-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/5028-12-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download

Analysis

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