socks5systemz | 7e091aab823497102be62e0c0189945091768a78d47a97238e101c793b3186c0

General

Target

getlab.exe
Size

6.0MB
MD5

934710796db0c1e4e7bcbba7636c8c82
SHA1

504f78d622cd35e21e0c4dfa27883ddec2216b9c
SHA256

7e091aab823497102be62e0c0189945091768a78d47a97238e101c793b3186c0
SHA512

82442a58c8c1add07ce8c6d36e08d9aa087647fa8bc7ca0b8c93fe202f7fc2121586f048b38ce5b944252eedecec4c0abb3d1a71e0cb6fafc28d5388c20e380d
SSDEEP

98304:PX494o7em6gDVS1DvnmmV7yFBe9Uw/GX9hlYJYTEt+ECyiyxvg1vlw34pBeyazxB:vnoKm6FdnfVU09UCGmYT1MxvelwCUya7

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2884-93-0x00000000009E0000-0x0000000000A82000-memory.dmp	family_socks5systemz
behavioral2/memory/2884-124-0x00000000009E0000-0x0000000000A82000-memory.dmp	family_socks5systemz
behavioral2/memory/2884-123-0x00000000009E0000-0x0000000000A82000-memory.dmp	family_socks5systemz

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

Executes dropped EXE 2 IoCs

Processes:

getlab.tmpshineencoder_3264.exe

pid	Process
4916	getlab.tmp
2884	shineencoder_3264.exe

Loads dropped DLL 2 IoCs

Processes:

getlab.tmpshineencoder_3264.exe

pid	Process
4916	getlab.tmp
2884	shineencoder_3264.exe

Unexpected DNS network traffic destination 1 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

Processes:

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 5 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:

getlab.tmpshineencoder_3264.exenet.exenet1.exegetlab.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	getlab.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	shineencoder_3264.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	getlab.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

getlab.tmp

pid	Process
4916	getlab.tmp
4916	getlab.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

getlab.tmp

pid	Process
4916	getlab.tmp

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

getlab.exegetlab.tmpnet.exe

description	pid	Process	procid_target
PID 2672 wrote to memory of 4916	2672	getlab.exe	83
PID 2672 wrote to memory of 4916	2672	getlab.exe	83
PID 2672 wrote to memory of 4916	2672	getlab.exe	83
PID 4916 wrote to memory of 432	4916	getlab.tmp	87
PID 4916 wrote to memory of 432	4916	getlab.tmp	87
PID 4916 wrote to memory of 432	4916	getlab.tmp	87
PID 4916 wrote to memory of 2884	4916	getlab.tmp	89
PID 4916 wrote to memory of 2884	4916	getlab.tmp	89
PID 4916 wrote to memory of 2884	4916	getlab.tmp	89
PID 432 wrote to memory of 112	432	net.exe	90
PID 432 wrote to memory of 112	432	net.exe	90
PID 432 wrote to memory of 112	432	net.exe	90

C:\Users\Admin\AppData\Local\Temp\getlab.exe
"C:\Users\Admin\AppData\Local\Temp\getlab.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2672
- C:\Users\Admin\AppData\Local\Temp\is-35DDF.tmp\getlab.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-35DDF.tmp\getlab.tmp" /SL5="$901C6,5623924,721408,C:\Users\Admin\AppData\Local\Temp\getlab.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:4916
- - C:\Windows\SysWOW64\net.exe
    "C:\Windows\system32\net.exe" pause shine-encoder_11153
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:432
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 pause shine-encoder_11153
      4⤵
      System Location Discovery: System Language Discovery
      PID:112
- - C:\Users\Admin\AppData\Local\Shine Encoder 2.5.5\shineencoder_3264.exe
    "C:\Users\Admin\AppData\Local\Shine Encoder 2.5.5\shineencoder_3264.exe" -i
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:2884

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Shine Encoder 2.5.5\shineencoder_3264.exe

Filesize
3.7MB

MD5
7dc11d8c7c0450edd46f16baff259cef

SHA1
1e06df2b12c20054edaf622c1c1ed38b512c89a1

SHA256
b862b030887791143b027cf79665309892b818fa2a85d1b5a810c82644b1b6e5

SHA512
5aa041a9506fbdffdbdb7d53118d7266293ba67bd25c38e9d262dd2ac905c334f488faf4a3fb0c2fcead58b2798152c6c158c6b6fb6eeabaa1e24ef4cde5e26b

Download Submit
C:\Users\Admin\AppData\Local\Shine Encoder 2.5.5\sqlite3.dll

Filesize
630KB

MD5
e477a96c8f2b18d6b5c27bde49c990bf

SHA1
e980c9bf41330d1e5bd04556db4646a0210f7409

SHA256
16574f51785b0e2fc29c2c61477eb47bb39f714829999511dc8952b43ab17660

SHA512
335a86268e7c0e568b1c30981ec644e6cd332e66f96d2551b58a82515316693c1859d87b4f4b7310cf1ac386cee671580fdd999c3bcb23acf2c2282c01c8798c

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-35DDF.tmp\getlab.tmp

Filesize
2.4MB

MD5
f59ea1f1efebe53b0bac7fcd665ded8d

SHA1
6e6eae004c4b500485ca03c75fd61da6ceecc1ae

SHA256
c65291a1c6162ebe47af118aa2fcdeaadc6b0895b8b04024026cb1af1df3bb8e

SHA512
6617df4abab8fb4d945a63c9de6e9ca5b5668abaab4c403a6e880f2b8f0546c55b7e7c2bf504a60dcb45003f0661c55b8abb80e00bfe3bbbd39faafe58619af0

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-R1DQH.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
memory/2672-2-0x0000000000401000-0x00000000004A9000-memory.dmp

Filesize
672KB

Download
memory/2672-0-0x0000000000400000-0x00000000004BE000-memory.dmp

Filesize
760KB

Download
memory/2672-69-0x0000000000400000-0x00000000004BE000-memory.dmp

Filesize
760KB

Download
memory/2884-73-0x0000000060900000-0x0000000060992000-memory.dmp

Filesize
584KB

Download
memory/2884-88-0x0000000000400000-0x00000000007B4000-memory.dmp

Filesize
3.7MB

Download
memory/2884-67-0x0000000000400000-0x00000000007B4000-memory.dmp

Filesize
3.7MB

Download
memory/2884-132-0x0000000000400000-0x00000000007B4000-memory.dmp

Filesize
3.7MB

Download
memory/2884-63-0x0000000000400000-0x00000000007B4000-memory.dmp

Filesize
3.7MB

Download
memory/2884-71-0x0000000000400000-0x00000000007B4000-memory.dmp

Filesize
3.7MB

Download
memory/2884-72-0x0000000000400000-0x00000000007B4000-memory.dmp

Filesize
3.7MB

Download
memory/2884-128-0x0000000000400000-0x00000000007B4000-memory.dmp

Filesize
3.7MB

Download
memory/2884-76-0x0000000000400000-0x00000000007B4000-memory.dmp

Filesize
3.7MB

Download
memory/2884-80-0x0000000000400000-0x00000000007B4000-memory.dmp

Filesize
3.7MB

Download
memory/2884-84-0x0000000000400000-0x00000000007B4000-memory.dmp

Filesize
3.7MB

Download
memory/2884-64-0x0000000000400000-0x00000000007B4000-memory.dmp

Filesize
3.7MB

Download
memory/2884-93-0x00000000009E0000-0x0000000000A82000-memory.dmp

Filesize
648KB

Download
memory/2884-95-0x0000000000400000-0x00000000007B4000-memory.dmp

Filesize
3.7MB

Download
memory/2884-101-0x0000000000400000-0x00000000007B4000-memory.dmp

Filesize
3.7MB

Download
memory/2884-105-0x0000000000400000-0x00000000007B4000-memory.dmp

Filesize
3.7MB

Download
memory/2884-109-0x0000000000400000-0x00000000007B4000-memory.dmp

Filesize
3.7MB

Download
memory/2884-113-0x0000000000400000-0x00000000007B4000-memory.dmp

Filesize
3.7MB

Download
memory/2884-117-0x0000000000400000-0x00000000007B4000-memory.dmp

Filesize
3.7MB

Download
memory/2884-121-0x0000000000400000-0x00000000007B4000-memory.dmp

Filesize
3.7MB

Download
memory/2884-124-0x00000000009E0000-0x0000000000A82000-memory.dmp

Filesize
648KB

Download
memory/2884-123-0x00000000009E0000-0x0000000000A82000-memory.dmp

Filesize
648KB

Download
memory/4916-6-0x0000000000400000-0x0000000000679000-memory.dmp

Filesize
2.5MB

Download
memory/4916-68-0x0000000000400000-0x0000000000679000-memory.dmp

Filesize
2.5MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads