socks5systemz | 93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702

General

Target

93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702.exe
Size

5.5MB
MD5

6a3e2444ba4d25e873168be529740c65
SHA1

4b921ef7db009bd4afd1aaa5497221dd49780508
SHA256

93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702
SHA512

a4d0e0d7dd3eec4b57031b64a13bc13474af6a895b71be02df9b35a2d2e60a8dd0e1b613e7e00a84c4fbc3a240066a9da209047c097560260bc6052bbf1da1e2
SSDEEP

98304:QX0ewqSeoB1Sql+98R07pWv5PVaHe1ZqKTlG1a2oHF6/ifx1CJjwHOY:jNLXg98G7ovMuZqKTlwap6/Ax1yjwH7

Score

10^/10

Malware Config

Signatures

Detect Socks5Systemz Payload 1 IoCs

resource	yara_rule
behavioral1/memory/2940-193-0x0000000002940000-0x00000000029E2000-memory.dmp	family_socks5systemz

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

Executes dropped EXE 2 IoCs

pid	Process
2216	93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702.tmp
2940	syncplayer.exe

Loads dropped DLL 5 IoCs

pid	Process
2744	93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702.exe
2216	93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702.tmp
2216	93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702.tmp
2216	93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702.tmp
2216	93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702.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	141.98.234.31

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	syncplayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2216	93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702.tmp

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2744 wrote to memory of 2216	2744	93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702.exe	30
PID 2744 wrote to memory of 2216	2744	93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702.exe	30
PID 2744 wrote to memory of 2216	2744	93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702.exe	30
PID 2744 wrote to memory of 2216	2744	93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702.exe	30
PID 2744 wrote to memory of 2216	2744	93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702.exe	30
PID 2744 wrote to memory of 2216	2744	93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702.exe	30
PID 2744 wrote to memory of 2216	2744	93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702.exe	30
PID 2216 wrote to memory of 2940	2216	93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702.tmp	31
PID 2216 wrote to memory of 2940	2216	93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702.tmp	31
PID 2216 wrote to memory of 2940	2216	93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702.tmp	31
PID 2216 wrote to memory of 2940	2216	93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702.tmp	31

C:\Users\Admin\AppData\Local\Temp\93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702.exe
"C:\Users\Admin\AppData\Local\Temp\93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2744
- C:\Users\Admin\AppData\Local\Temp\is-JM4GS.tmp\93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-JM4GS.tmp\93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702.tmp" /SL5="$301C6,5472680,54272,C:\Users\Admin\AppData\Local\Temp\93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2216
- - C:\Users\Admin\AppData\Local\SyncPlayer 1.7.11\syncplayer.exe
    "C:\Users\Admin\AppData\Local\SyncPlayer 1.7.11\syncplayer.exe" -i
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2940

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\SyncPlayer 1.7.11\syncplayer.exe

Filesize
2.9MB

MD5
d8bf8ae200c16abc4cccf3f417c7b668

SHA1
2d82a3e3e5b6438749198db197a9d79c571b8e9a

SHA256
804da541868796854efbb16b4e981c47b7b7a533a0b3da45479063b71538d1d4

SHA512
fc9be61943e41b4e33f4f637f3c642a6d28a361e695ae5a3ffd4a1bb67fe9f445054d8d612f4b2720d7f36d074d40ed2f89b10ff6f6894de261f24e92e6c5b2a

Download Submit
\Users\Admin\AppData\Local\Temp\is-04GC0.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-04GC0.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-JM4GS.tmp\93093a0d7319fc61fce5d252ef527b98592e8535cf630592534fddfe5055e702.tmp

Filesize
688KB

MD5
4fdb0bad5cdff835574f9bb13279184a

SHA1
9cce463b3350a6f5755ba2294486262fc5227da9

SHA256
cd2ccce32145e433bb8a1becf40e2757253741710c3b74d6d8da2f7e5c485d75

SHA512
4ca49ed3d484ca57daeab9bfe902c31e4912c78250c3370901fa07fc91b7f8ccf08d5f9389e864368d971aa38fddda7855b403d03fcbe0376f25340395adc449

Download Submit
memory/2216-8-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2216-169-0x0000000003EF0000-0x00000000041DD000-memory.dmp

Filesize
2.9MB

Download
memory/2216-202-0x0000000003EF0000-0x00000000041DD000-memory.dmp

Filesize
2.9MB

Download
memory/2216-174-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2744-175-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2744-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2744-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2940-183-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2940-170-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2940-180-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2940-171-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2940-186-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2940-189-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2940-192-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2940-193-0x0000000002940000-0x00000000029E2000-memory.dmp

Filesize
648KB

Download
memory/2940-199-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2940-177-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2940-203-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2940-206-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2940-209-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2940-212-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2940-215-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2940-219-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2940-222-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download

Analysis

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