socks5systemz | 4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96e

General

Target

4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.exe
Size

4.2MB
MD5

120b8dd69db3731d286aced5b1608b00
SHA1

b92ef4dd565591e0a711df5f2be248bf4972e914
SHA256

4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96e
SHA512

d9e706d94d42854a8f45f5bf6d0ea5edc3bf0774ef384bf93b751a90928b246b8f8f3c0732be91ed6f08690f11d0d3c040cdf79075aaab547d7fd19716c7b5e6
SSDEEP

98304:MpOoyu17JwkOIEPItOd0MbWk48UDebH7kSEqfoiC15Yu4vGsqf:a3y0JLObkO2MODebHozqfVOYxvGsq

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1644-100-0x0000000000820000-0x00000000008C2000-memory.dmp	family_socks5systemz

Socks5Systemz
Socks5Systemz is a botnet written in C++.
botnet socks5systemz
Socks5systemz family
socks5systemz

Executes dropped EXE 2 IoCs

Processes:

4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.tmpsoftartsvc3264.exe

pid	Process
920	4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.tmp
1644	softartsvc3264.exe

Loads dropped DLL 1 IoCs

Processes:

4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.tmp

pid	Process
920	4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.tmp

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

System Location Discovery: System Language Discovery 1 TTPs 3 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

Processes:

4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.exe4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.tmpsoftartsvc3264.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	softartsvc3264.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.tmp

pid	Process
920	4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.tmp
920	4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.tmp

pid	Process
920	4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.tmp

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.exe4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.tmp

description	pid	Process	procid_target
PID 3148 wrote to memory of 920	3148	4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.exe	84
PID 3148 wrote to memory of 920	3148	4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.exe	84
PID 3148 wrote to memory of 920	3148	4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.exe	84
PID 920 wrote to memory of 1644	920	4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.tmp	88
PID 920 wrote to memory of 1644	920	4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.tmp	88
PID 920 wrote to memory of 1644	920	4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.tmp	88

C:\Users\Admin\AppData\Local\Temp\4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.exe
"C:\Users\Admin\AppData\Local\Temp\4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3148
- C:\Users\Admin\AppData\Local\Temp\is-A20IA.tmp\4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-A20IA.tmp\4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.tmp" /SL5="$100062,4077215,56832,C:\Users\Admin\AppData\Local\Temp\4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:920
- - C:\Users\Admin\AppData\Local\SoftArts Video Converter 3.13\softartsvc3264.exe
    "C:\Users\Admin\AppData\Local\SoftArts Video Converter 3.13\softartsvc3264.exe" -i
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1644

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 Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\SoftArts Video Converter 3.13\softartsvc3264.exe

Filesize
3.1MB

MD5
ce944450e4e5e1f4b850a9164546d3ad

SHA1
2ddf4d27c17a4cb10cd7b44f37d829f242d86eee

SHA256
8d44204cd21b7998d74dfcf7dff0e01a0e41df604fd436b51a5c019cdff50efe

SHA512
afb4c8debb4c83aaa4a7fe3954bc936b89469fae037ff6b0ba08166b8ab563143d08abcc8980bcb6ea72a97aee72dd5440e7acc8fb4b30aaa74ab9610a347ce9

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-A20IA.tmp\4ac062fa8a921267b307d33c9b157a7d57cb340b30bd7721b295802d2109a96eN.tmp

Filesize
690KB

MD5
3c37373c59d30b910f7847d121bca6eb

SHA1
2cb05a5965c91cf7961f1903f270f447bd857492

SHA256
2683c2d17aa93e6b005000d8ca7e73625b19e3ec9ab0db440daec102d3ca1738

SHA512
f09e8a6764290ad32342661a45a9b88381de69d8c4d2dbf57681604b61921f83192575edbeedc9a57092da702fbe5aef4c455f409c2d6076b5c42eee6deb7233

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

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
memory/920-81-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/920-7-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/1644-87-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/1644-106-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/1644-77-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/1644-79-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/1644-120-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/1644-117-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/1644-84-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/1644-114-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/1644-90-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/1644-93-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/1644-96-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/1644-99-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/1644-100-0x0000000000820000-0x00000000008C2000-memory.dmp

Filesize
648KB

Download
memory/1644-76-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/1644-107-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/1644-108-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/1644-111-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/3148-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3148-82-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3148-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads