socks5systemz | 530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746d

General

Target

530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.exe
Size

4.1MB
MD5

49b41322a9004a9d62187251ff5654d0
SHA1

5f73f7ed0f63ad46a8d9482adbcf6663857aa1ac
SHA256

530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746d
SHA512

5f02bc3c11b86343c1bf57fc09ce669a4f66b5eb5c0e1a5dbb304f8b06986c0bfe5e9d81087c58fab074ec8f1a0d38c0a2d4c574c5cf148bf1d5a8706dcca56b
SSDEEP

98304:I+1egWNBi1GiYxMaDNMxS/ny3G1A1xSCFjmcNp:0qY5M8y3GcBtmcNp

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/5052-101-0x0000000000A90000-0x0000000000B32000-memory.dmp	family_socks5systemz

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

Executes dropped EXE 2 IoCs

Processes:

530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.tmpdancodecsportable.exe

pid	Process
3648	530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.tmp
5052	dancodecsportable.exe

Loads dropped DLL 1 IoCs

Processes:

530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.tmp

pid	Process
3648	530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.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:

530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.tmpdancodecsportable.exe530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dancodecsportable.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.tmp

pid	Process
3648	530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.tmp
3648	530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.tmp

pid	Process
3648	530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.tmp

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.exe530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.tmp

description	pid	Process	procid_target
PID 1164 wrote to memory of 3648	1164	530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.exe	84
PID 1164 wrote to memory of 3648	1164	530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.exe	84
PID 1164 wrote to memory of 3648	1164	530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.exe	84
PID 3648 wrote to memory of 5052	3648	530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.tmp	86
PID 3648 wrote to memory of 5052	3648	530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.tmp	86
PID 3648 wrote to memory of 5052	3648	530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.tmp	86

C:\Users\Admin\AppData\Local\Temp\530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.exe
"C:\Users\Admin\AppData\Local\Temp\530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1164
- C:\Users\Admin\AppData\Local\Temp\is-RCD5U.tmp\530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-RCD5U.tmp\530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.tmp" /SL5="$D01B8,4052791,54272,C:\Users\Admin\AppData\Local\Temp\530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.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:3648
- - C:\Users\Admin\AppData\Local\Dan Codecs Portable\dancodecsportable.exe
    "C:\Users\Admin\AppData\Local\Dan Codecs Portable\dancodecsportable.exe" -i
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:5052

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\Dan Codecs Portable\dancodecsportable.exe

Filesize
3.1MB

MD5
458e52194fce2f10b543a9e2bb5131fd

SHA1
141742fa4b769232dfbe718ad9fd87d410494b87

SHA256
5a9803961be30c0a751dab01fe080371e9d2d4d0ad6a23b60b455c72b52cdcf0

SHA512
f22281abf92f4e46c62f398b948bfc54eec624be0e6072405610b8ebd36633d2202bccde666536f473b39f976d3100ab9bc5d55ee898703c63eebfd7d1dc81d2

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

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-RCD5U.tmp\530139afd5a1ff04dd836fd96991f3cee901328cdb101c58afa877bcbeca746dN.tmp

Filesize
689KB

MD5
53d2b7460e392ca1a72a2879c9d72aac

SHA1
abd470089a3f58f5ec4884aa32a038f616e040b1

SHA256
2d96a48a093dc0f1f5ce6b7f74ed5d0c3d80190dbf3b214826ce17a1e0ad6708

SHA512
acbf0d936da9a71ad76f9cfeff637694fd0b1d7d0bd85714bb4feb19cfb5181133ecd327ae5fe32548d9ddeeb2dd4bf4d53aa81109a19e6b8d8b88219cd2259c

Download Submit
memory/1164-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/1164-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1164-82-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3648-81-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/3648-7-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/5052-85-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/5052-100-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/5052-77-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/5052-84-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/5052-76-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/5052-88-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/5052-91-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/5052-94-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/5052-97-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/5052-80-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/5052-101-0x0000000000A90000-0x0000000000B32000-memory.dmp

Filesize
648KB

Download
memory/5052-107-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/5052-110-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/5052-111-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/5052-114-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/5052-117-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/5052-120-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads