socks5systemz | 5c8a9042e620e760de47c7932eecd635e661fe3354535c1baf2be0f653309606

General

Target

5c8a9042e620e760de47c7932eecd635e661fe3354535c1baf2be0f653309606N.exe
Size

6.0MB
MD5

9246d6b00a357241b56a8840010386f0
SHA1

8fbf982f46a9c177086a992db1e5c6e7f51672fc
SHA256

5c8a9042e620e760de47c7932eecd635e661fe3354535c1baf2be0f653309606
SHA512

549df80c98095b653f43bd25e93d716ead08585f23813ab060d8abc3a3fc32ec3c0df86301d4f9a2990a00d41d30646ca8b64996206ed42327053ddee61c2ea2
SSDEEP

98304:QevlgUAJrZvDs+59UjmghBAzD6v5xVCeje5OgubMDS28nuldCHho993MmCJ494sL:X7A9BnranAn6RHjSTDS28uldCHhG9Wdk

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1928-189-0x0000000000850000-0x00000000008F2000-memory.dmp	family_socks5systemz

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

Executes dropped EXE 2 IoCs

Processes:

5c8a9042e620e760de47c7932eecd635e661fe3354535c1baf2be0f653309606N.tmpmp4addon3264.exe

pid	Process
4888	5c8a9042e620e760de47c7932eecd635e661fe3354535c1baf2be0f653309606N.tmp
1928	mp4addon3264.exe

Loads dropped DLL 1 IoCs

Processes:

5c8a9042e620e760de47c7932eecd635e661fe3354535c1baf2be0f653309606N.tmp

pid	Process
4888	5c8a9042e620e760de47c7932eecd635e661fe3354535c1baf2be0f653309606N.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:

5c8a9042e620e760de47c7932eecd635e661fe3354535c1baf2be0f653309606N.exe5c8a9042e620e760de47c7932eecd635e661fe3354535c1baf2be0f653309606N.tmpmp4addon3264.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5c8a9042e620e760de47c7932eecd635e661fe3354535c1baf2be0f653309606N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5c8a9042e620e760de47c7932eecd635e661fe3354535c1baf2be0f653309606N.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mp4addon3264.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

5c8a9042e620e760de47c7932eecd635e661fe3354535c1baf2be0f653309606N.tmp

pid	Process
4888	5c8a9042e620e760de47c7932eecd635e661fe3354535c1baf2be0f653309606N.tmp

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

5c8a9042e620e760de47c7932eecd635e661fe3354535c1baf2be0f653309606N.exe5c8a9042e620e760de47c7932eecd635e661fe3354535c1baf2be0f653309606N.tmp

description	pid	Process	procid_target
PID 2380 wrote to memory of 4888	2380	5c8a9042e620e760de47c7932eecd635e661fe3354535c1baf2be0f653309606N.exe	86
PID 2380 wrote to memory of 4888	2380	5c8a9042e620e760de47c7932eecd635e661fe3354535c1baf2be0f653309606N.exe	86
PID 2380 wrote to memory of 4888	2380	5c8a9042e620e760de47c7932eecd635e661fe3354535c1baf2be0f653309606N.exe	86
PID 4888 wrote to memory of 1928	4888	5c8a9042e620e760de47c7932eecd635e661fe3354535c1baf2be0f653309606N.tmp	88
PID 4888 wrote to memory of 1928	4888	5c8a9042e620e760de47c7932eecd635e661fe3354535c1baf2be0f653309606N.tmp	88
PID 4888 wrote to memory of 1928	4888	5c8a9042e620e760de47c7932eecd635e661fe3354535c1baf2be0f653309606N.tmp	88

C:\Users\Admin\AppData\Local\Temp\5c8a9042e620e760de47c7932eecd635e661fe3354535c1baf2be0f653309606N.exe
"C:\Users\Admin\AppData\Local\Temp\5c8a9042e620e760de47c7932eecd635e661fe3354535c1baf2be0f653309606N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Users\Admin\AppData\Local\Temp\is-EDKVN.tmp\5c8a9042e620e760de47c7932eecd635e661fe3354535c1baf2be0f653309606N.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-EDKVN.tmp\5c8a9042e620e760de47c7932eecd635e661fe3354535c1baf2be0f653309606N.tmp" /SL5="$A01E0,6012769,54272,C:\Users\Admin\AppData\Local\Temp\5c8a9042e620e760de47c7932eecd635e661fe3354535c1baf2be0f653309606N.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4888
- - C:\Users\Admin\AppData\Local\MP4LoadBar 5.14.5\mp4addon3264.exe
    "C:\Users\Admin\AppData\Local\MP4LoadBar 5.14.5\mp4addon3264.exe" -i
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1928

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\MP4LoadBar 5.14.5\mp4addon3264.exe

Filesize
2.6MB

MD5
88f2d329a32470c738f9b9ad45d96aba

SHA1
2dc23c0d9ad414cdc81dcb02623522ab5570c31f

SHA256
e611f085891a18475c75d8c242fe0686c54e9c65e16cd1c10a324eec3c56256f

SHA512
88c7b25857481d5446868cf964da102fe8f82c560ba4d9f863dff33132f9ab70a8301ea574eedbb2014ac7c9706770f141bce94d7d224e2ee720919b3f2fe76f

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-B2D6T.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-EDKVN.tmp\5c8a9042e620e760de47c7932eecd635e661fe3354535c1baf2be0f653309606N.tmp

Filesize
688KB

MD5
e65f1d84c54c5fde8885101b2db87b45

SHA1
064c008400c40a8ed22c0411f59a9a82db9ae4b4

SHA256
6228baffa25115d020f12aae0d6d25c3d8c07eda47cc627aa9a02bb9b97c91c9

SHA512
3177a72934a5019dc71132fab954a4590f00e9acb772f8f560f3000c42fe23be5e1e749e91a5c23f80e39460fd2a2e2008e8f9d97df1c945758002f87d0fb664

Download Submit
memory/1928-173-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/1928-196-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/1928-209-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/1928-164-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/1928-165-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/1928-168-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/1928-206-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/1928-203-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/1928-172-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/1928-200-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/1928-176-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/1928-179-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/1928-182-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/1928-185-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/1928-190-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/1928-189-0x0000000000850000-0x00000000008F2000-memory.dmp

Filesize
648KB

Download
memory/1928-199-0x0000000000400000-0x00000000006A8000-memory.dmp

Filesize
2.7MB

Download
memory/2380-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2380-170-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2380-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/4888-10-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/4888-169-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads