socks5systemz | 56c6d25c94f25ff19c073503fe7fa9cf437c428daa71c716db62778be34336e2

General

Target

56c6d25c94f25ff19c073503fe7fa9cf437c428daa71c716db62778be34336e2.exe
Size

7.4MB
MD5

44e18de0e1a752bcc2c962ad68cf004e
SHA1

b55815bb48663987cd61f3fedb33adb138994086
SHA256

56c6d25c94f25ff19c073503fe7fa9cf437c428daa71c716db62778be34336e2
SHA512

36d59603bbc9d2dda4d0bd26456d494249c72618181261e8d54e3df07fdc5909c77dd7bfde8ca4921fb853779b23666a81ee4a4314ca4f5b3af87d7552df922e
SSDEEP

196608:BAmMMhBepL3a3Y3iBqZId07xh0Q3DgSTmcozWf:BAmMIw3a34iBqD7P0EgR6

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

http://ebdsbbi.ua/search/?q=67e28dd86c08a67d110efa4e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa1fe8889b5e4fa9281ae978f271ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ef819c8e9979e3f

Signatures

Detect Socks5Systemz Payload 3 IoCs

resource	yara_rule
behavioral2/memory/3984-90-0x0000000000920000-0x00000000009C2000-memory.dmp	family_socks5systemz
behavioral2/memory/3984-92-0x0000000000920000-0x00000000009C2000-memory.dmp	family_socks5systemz
behavioral2/memory/3984-102-0x0000000000920000-0x00000000009C2000-memory.dmp	family_socks5systemz

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

Executes dropped EXE 3 IoCs

pid	Process
308	56c6d25c94f25ff19c073503fe7fa9cf437c428daa71c716db62778be34336e2.tmp
1408	magnatcoverdesigner.exe
3984	magnatcoverdesigner.exe

Loads dropped DLL 3 IoCs

pid	Process
308	56c6d25c94f25ff19c073503fe7fa9cf437c428daa71c716db62778be34336e2.tmp
308	56c6d25c94f25ff19c073503fe7fa9cf437c428daa71c716db62778be34336e2.tmp
308	56c6d25c94f25ff19c073503fe7fa9cf437c428daa71c716db62778be34336e2.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

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
308	56c6d25c94f25ff19c073503fe7fa9cf437c428daa71c716db62778be34336e2.tmp
308	56c6d25c94f25ff19c073503fe7fa9cf437c428daa71c716db62778be34336e2.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
308	56c6d25c94f25ff19c073503fe7fa9cf437c428daa71c716db62778be34336e2.tmp

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3672 wrote to memory of 308	3672	56c6d25c94f25ff19c073503fe7fa9cf437c428daa71c716db62778be34336e2.exe	73
PID 3672 wrote to memory of 308	3672	56c6d25c94f25ff19c073503fe7fa9cf437c428daa71c716db62778be34336e2.exe	73
PID 3672 wrote to memory of 308	3672	56c6d25c94f25ff19c073503fe7fa9cf437c428daa71c716db62778be34336e2.exe	73
PID 308 wrote to memory of 1408	308	56c6d25c94f25ff19c073503fe7fa9cf437c428daa71c716db62778be34336e2.tmp	74
PID 308 wrote to memory of 1408	308	56c6d25c94f25ff19c073503fe7fa9cf437c428daa71c716db62778be34336e2.tmp	74
PID 308 wrote to memory of 1408	308	56c6d25c94f25ff19c073503fe7fa9cf437c428daa71c716db62778be34336e2.tmp	74
PID 308 wrote to memory of 3984	308	56c6d25c94f25ff19c073503fe7fa9cf437c428daa71c716db62778be34336e2.tmp	75
PID 308 wrote to memory of 3984	308	56c6d25c94f25ff19c073503fe7fa9cf437c428daa71c716db62778be34336e2.tmp	75
PID 308 wrote to memory of 3984	308	56c6d25c94f25ff19c073503fe7fa9cf437c428daa71c716db62778be34336e2.tmp	75

C:\Users\Admin\AppData\Local\Temp\56c6d25c94f25ff19c073503fe7fa9cf437c428daa71c716db62778be34336e2.exe
"C:\Users\Admin\AppData\Local\Temp\56c6d25c94f25ff19c073503fe7fa9cf437c428daa71c716db62778be34336e2.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3672
- C:\Users\Admin\AppData\Local\Temp\is-THQKK.tmp\56c6d25c94f25ff19c073503fe7fa9cf437c428daa71c716db62778be34336e2.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-THQKK.tmp\56c6d25c94f25ff19c073503fe7fa9cf437c428daa71c716db62778be34336e2.tmp" /SL5="$601F0,7540344,54272,C:\Users\Admin\AppData\Local\Temp\56c6d25c94f25ff19c073503fe7fa9cf437c428daa71c716db62778be34336e2.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:308
- - C:\Users\Admin\AppData\Local\Magnat CoverDesigner\magnatcoverdesigner.exe
    "C:\Users\Admin\AppData\Local\Magnat CoverDesigner\magnatcoverdesigner.exe" -i
    3⤵
    - Executes dropped EXE
    PID:1408
- - C:\Users\Admin\AppData\Local\Magnat CoverDesigner\magnatcoverdesigner.exe
    "C:\Users\Admin\AppData\Local\Magnat CoverDesigner\magnatcoverdesigner.exe" -s
    3⤵
    - Executes dropped EXE
    PID:3984

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Magnat CoverDesigner\magnatcoverdesigner.exe

Filesize
2.3MB

MD5
11619cbebd413cb03903c3c1c2fa7ebe

SHA1
4c3496835b55e29b3d059998d660dcec27893b98

SHA256
0ed152400b0460c94fa41cae984bd4b6fbdfeb1822a36d35a375eff59302b555

SHA512
333a5c02a864c958fcc098079109d56356b43b6312432a570f62702ea05c5a83345123af9167e88cc8bc2e4c5e4a935c33cf16d07f9c76aff92ee5a1180d779f

Download Submit
C:\Users\Admin\AppData\Local\Magnat CoverDesigner\magnatcoverdesigner.exe

Filesize
201KB

MD5
daeee6aa3c5ff5fdb69e562d5765808e

SHA1
c8ff06e745c83c327e4d6bdf831d5f75edd9f533

SHA256
2636365a206b32fad174316d05bdbe8bda0e1a8c15fc781186e0ea60628a91e7

SHA512
1db39b1d692d68b58e48bc8138dd777971110c5a93e62afadb62abff2f273dc264d774004a71852089d8901ddde34ea7d9f93a95ac82995ff0985402597478e8

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-THQKK.tmp\56c6d25c94f25ff19c073503fe7fa9cf437c428daa71c716db62778be34336e2.tmp

Filesize
689KB

MD5
9ef1392bc232ca156cab448572b4895e

SHA1
892b3f23908965c3373bb9daa4026013913f757c

SHA256
f65f2eb96a4c91c54dd5e5680d954b5080ecf676ec45ec35809af28e4f409bb8

SHA512
724d1de60ee2bfbaaad39fddc6c68fa8d2cebb17e0ab94a420deaa43a66b497ea581234a9470e0b09f01b40412bee4e8a95d4d1c634a4703e75851705b71a98b

Download Submit
\Users\Admin\AppData\Local\Temp\is-NRFB8.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-NRFB8.tmp\_isetup\_isdecmp.dll

Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
memory/308-74-0x0000000000590000-0x0000000000591000-memory.dmp

Filesize
4KB

Download
memory/308-6-0x0000000000590000-0x0000000000591000-memory.dmp

Filesize
4KB

Download
memory/308-72-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/1408-62-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/1408-63-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/1408-64-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/1408-67-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/3672-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3672-71-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3984-81-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/3984-101-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/3984-77-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/3984-78-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/3984-70-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/3984-84-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/3984-87-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/3984-90-0x0000000000920000-0x00000000009C2000-memory.dmp

Filesize
648KB

Download
memory/3984-91-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/3984-92-0x0000000000920000-0x00000000009C2000-memory.dmp

Filesize
648KB

Download
memory/3984-98-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/3984-73-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/3984-102-0x0000000000920000-0x00000000009C2000-memory.dmp

Filesize
648KB

Download
memory/3984-105-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/3984-108-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/3984-111-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/3984-114-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/3984-118-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/3984-121-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/3984-124-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/3984-127-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/3984-130-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/3984-133-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/3984-138-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download

Analysis

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