socks5systemz | 3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930

General

Target

3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930.exe
Size

5.4MB
MD5

3e1fcd4183a24fe6251a2877c707e6bc
SHA1

ecbcfb10293096ce055492296a2badc700b83fda
SHA256

3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930
SHA512

a15cf98ff0ae389ec81613688ba7f880a2b7f80d14caa1b30979c6607b6d54b19af72c7b37347ce88825b258675582b45bba5b3291031c8b7ee0f42be425432f
SSDEEP

98304:CLyiw65E0pC0wZyLIa5WOGQes8BLS15PJWFi0R0zUpqr/iZLcvvExvLxQxW:iL/EyC0YwIyOQesCuJJyiI0GoiSvvEj9

Score

10^/10

Malware Config

Signatures

Detect Socks5Systemz Payload 1 IoCs

resource	yara_rule
behavioral1/memory/768-197-0x0000000002970000-0x0000000002A12000-memory.dmp	family_socks5systemz

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

Executes dropped EXE 2 IoCs

pid	Process
2012	3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930.tmp
768	ScreenRecorder.exe

Loads dropped DLL 5 IoCs

pid	Process
3040	3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930.exe
2012	3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930.tmp
2012	3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930.tmp
2012	3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930.tmp
2012	3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930.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	152.89.198.214

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
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ScreenRecorder.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2012	3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930.tmp

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3040 wrote to memory of 2012	3040	3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930.exe	30
PID 3040 wrote to memory of 2012	3040	3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930.exe	30
PID 3040 wrote to memory of 2012	3040	3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930.exe	30
PID 3040 wrote to memory of 2012	3040	3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930.exe	30
PID 3040 wrote to memory of 2012	3040	3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930.exe	30
PID 3040 wrote to memory of 2012	3040	3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930.exe	30
PID 3040 wrote to memory of 2012	3040	3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930.exe	30
PID 2012 wrote to memory of 768	2012	3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930.tmp	31
PID 2012 wrote to memory of 768	2012	3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930.tmp	31
PID 2012 wrote to memory of 768	2012	3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930.tmp	31
PID 2012 wrote to memory of 768	2012	3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930.tmp	31

C:\Users\Admin\AppData\Local\Temp\3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930.exe
"C:\Users\Admin\AppData\Local\Temp\3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3040
- C:\Users\Admin\AppData\Local\Temp\is-9GR91.tmp\3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-9GR91.tmp\3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930.tmp" /SL5="$500C8,5406018,54272,C:\Users\Admin\AppData\Local\Temp\3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2012
- - C:\Users\Admin\AppData\Local\GScreen Recorder\ScreenRecorder.exe
    "C:\Users\Admin\AppData\Local\GScreen Recorder\ScreenRecorder.exe" -i
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:768

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 Information Discovery

1

T1082

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\GScreen Recorder\ScreenRecorder.exe

Filesize
2.9MB

MD5
fd0b3b6e3c13dd48a570c50f8991dd13

SHA1
1ab6dd11829ca2cc27183bb4bef990a23b5d489d

SHA256
bb97daa92d0788f76a5c7232c1b66bf955c2bb7047f9bfb23c8bfc85981c3c19

SHA512
cf219a2c5fc8be2b71584b77af47d1c9a2c4d6e902df93b7186f911208df2d1a64b4bfbc8bfe9963891106719f394b1ba0d6ee1a0421b8ff90968cbec6430349

Download Submit
\Users\Admin\AppData\Local\Temp\is-7R10L.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-7R10L.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-9GR91.tmp\3ba5d33f186f143bf8336e49bd0f08f9206ea5237665e31bca012534a6d9b930.tmp

Filesize
680KB

MD5
c110c617f688366848b3c7413a4dd867

SHA1
64e8595b7f6a0f98b18c15a4c5e3318e3531a419

SHA256
f80770223960a04bed1028a31c7946d754865d1f67eb8dc31e0e3e3e985a49ca

SHA512
ff6986e771856ecc04709c4f0b9df1c65041dda1c2b338c5e7f963f144ec1fcb9e0ef64549c737ed7ed3b4d73b5d6c2a227d0b5a8f0c16ba7af63d08f9f59557

Download Submit
memory/768-217-0x0000000000400000-0x00000000006EB000-memory.dmp

Filesize
2.9MB

Download
memory/768-184-0x0000000000400000-0x00000000006EB000-memory.dmp

Filesize
2.9MB

Download
memory/768-227-0x0000000000400000-0x00000000006EB000-memory.dmp

Filesize
2.9MB

Download
memory/768-220-0x0000000000400000-0x00000000006EB000-memory.dmp

Filesize
2.9MB

Download
memory/768-174-0x0000000000400000-0x00000000006EB000-memory.dmp

Filesize
2.9MB

Download
memory/768-175-0x0000000000400000-0x00000000006EB000-memory.dmp

Filesize
2.9MB

Download
memory/768-208-0x0000000000400000-0x00000000006EB000-memory.dmp

Filesize
2.9MB

Download
memory/768-214-0x0000000000400000-0x00000000006EB000-memory.dmp

Filesize
2.9MB

Download
memory/768-181-0x0000000000400000-0x00000000006EB000-memory.dmp

Filesize
2.9MB

Download
memory/768-224-0x0000000000400000-0x00000000006EB000-memory.dmp

Filesize
2.9MB

Download
memory/768-187-0x0000000000400000-0x00000000006EB000-memory.dmp

Filesize
2.9MB

Download
memory/768-190-0x0000000000400000-0x00000000006EB000-memory.dmp

Filesize
2.9MB

Download
memory/768-193-0x0000000000400000-0x00000000006EB000-memory.dmp

Filesize
2.9MB

Download
memory/768-196-0x0000000000400000-0x00000000006EB000-memory.dmp

Filesize
2.9MB

Download
memory/768-197-0x0000000002970000-0x0000000002A12000-memory.dmp

Filesize
648KB

Download
memory/768-203-0x0000000000400000-0x00000000006EB000-memory.dmp

Filesize
2.9MB

Download
memory/768-206-0x0000000000400000-0x00000000006EB000-memory.dmp

Filesize
2.9MB

Download
memory/768-211-0x0000000000400000-0x00000000006EB000-memory.dmp

Filesize
2.9MB

Download
memory/2012-173-0x0000000003430000-0x000000000371B000-memory.dmp

Filesize
2.9MB

Download
memory/2012-207-0x0000000003430000-0x000000000371B000-memory.dmp

Filesize
2.9MB

Download
memory/2012-178-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2012-12-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/3040-179-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3040-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3040-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download

Analysis

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