socks5systemz | 241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112

General

Target

241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.exe
Size

5.9MB
MD5

f2896362fb9a2f03fbb894e0276bb89b
SHA1

85300510ce9fc73113c64e758d21dd94da4b07d5
SHA256

241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112
SHA512

e07bc5f0ab42a81af9b619b628fd71e71caa1a9b50c6771af0a858fb9740d339e59bb635cbb70371b66efd10d6894cce8cc2dd8a6d57402992849b920c025cdf
SSDEEP

98304:4bVxpMF785lmwqiuwJl2P9f/IP+Kn4gGVXxZJ/UlDFeyORDWG+nwmJ41RPsoW4I:c085kwqU/E/qpG9xv/UlMyORSGjSWRG

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2668-107-0x0000000000AB0000-0x0000000000B52000-memory.dmp	family_socks5systemz
behavioral2/memory/2668-134-0x0000000000AB0000-0x0000000000B52000-memory.dmp	family_socks5systemz
behavioral2/memory/2668-133-0x0000000000AB0000-0x0000000000B52000-memory.dmp	family_socks5systemz

Socks5Systemz
Socks5Systemz is a botnet written in C++.
botnet socks5systemz
Socks5systemz family
socks5systemz
Executes dropped EXE 2 IoCs

Processes:

241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.tmpcutmovie.exe

pid process

3712 241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.tmp
2668 cutmovie.exe
Loads dropped DLL 1 IoCs

Processes:

241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.tmp

pid process

3712 241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.tmp
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 45.155.250.90
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

description	ioc
Destination IP	45.155.250.90

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:

241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.exe241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.tmpcutmovie.exenet.exenet1.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cutmovie.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.tmp

pid	process
3712	241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.tmp
3712	241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.tmp

pid process

3712 241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.tmp

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.exe241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.tmpnet.exe

description	pid	process	target process
PID 5064 wrote to memory of 3712	5064	241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.exe	241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.tmp
PID 5064 wrote to memory of 3712	5064	241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.exe	241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.tmp
PID 5064 wrote to memory of 3712	5064	241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.exe	241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.tmp
PID 3712 wrote to memory of 2852	3712	241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.tmp	net.exe
PID 3712 wrote to memory of 2852	3712	241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.tmp	net.exe
PID 3712 wrote to memory of 2852	3712	241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.tmp	net.exe
PID 3712 wrote to memory of 2668	3712	241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.tmp	cutmovie.exe
PID 3712 wrote to memory of 2668	3712	241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.tmp	cutmovie.exe
PID 3712 wrote to memory of 2668	3712	241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.tmp	cutmovie.exe
PID 2852 wrote to memory of 4380	2852	net.exe	net1.exe
PID 2852 wrote to memory of 4380	2852	net.exe	net1.exe
PID 2852 wrote to memory of 4380	2852	net.exe	net1.exe

C:\Users\Admin\AppData\Local\Temp\241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.exe
"C:\Users\Admin\AppData\Local\Temp\241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5064
- C:\Users\Admin\AppData\Local\Temp\is-4Q5FF.tmp\241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-4Q5FF.tmp\241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.tmp" /SL5="$7002C,5931969,56832,C:\Users\Admin\AppData\Local\Temp\241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.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:3712
- - C:\Windows\SysWOW64\net.exe
    "C:\Windows\system32\net.exe" pause cut_movie_1171
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2852
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 pause cut_movie_1171
      4⤵
      System Location Discovery: System Language Discovery
      PID:4380
- - C:\Users\Admin\AppData\Local\Cut Movie 2022.2.01\cutmovie.exe
    "C:\Users\Admin\AppData\Local\Cut Movie 2022.2.01\cutmovie.exe" -i
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2668

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\Cut Movie 2022.2.01\cutmovie.exe

Filesize
3.8MB

MD5
bacc26ea743c929fdaf5b5c3491d0ef7

SHA1
13c4e0bbfa1c0af18ae68489b302bcf8b03b7cc0

SHA256
5891b24cbf18f179c695f556cb6bb1b0ca7900a7034d122a0d31ef68c6bd51fd

SHA512
515d370eabc17bebf04702a543bcaf37aee8ea8e8a014e161ed333caa52dc76c9befe6c03179a648b7e1c40e978c595999216b8cdee0e79e87a06f176a50f165

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-0J1ME.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-4Q5FF.tmp\241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.tmp

Filesize
692KB

MD5
388c5898ce35cc9ea89c115945dab8f3

SHA1
ea70b5cb999b43b844b3a546314a0c77017495f2

SHA256
8572edfda675c907e1bb2aa182ec700e82871879a2c92c28f556587f98016b26

SHA512
a28be14bbc4a6a499e646619250b8bbc7daa0848d04666df2e3bcba6f2227009ab356115bcafc8383bc160bd8e43fc843077beaa24c967ead9d585b0014db072

Download Submit
memory/2668-98-0x0000000000400000-0x00000000007DB000-memory.dmp

Filesize
3.9MB

Download
memory/2668-120-0x0000000000400000-0x00000000007DB000-memory.dmp

Filesize
3.9MB

Download
memory/2668-141-0x0000000000400000-0x00000000007DB000-memory.dmp

Filesize
3.9MB

Download
memory/2668-84-0x0000000000400000-0x00000000007DB000-memory.dmp

Filesize
3.9MB

Download
memory/2668-85-0x0000000000400000-0x00000000007DB000-memory.dmp

Filesize
3.9MB

Download
memory/2668-87-0x0000000000400000-0x00000000007DB000-memory.dmp

Filesize
3.9MB

Download
memory/2668-138-0x0000000000400000-0x00000000007DB000-memory.dmp

Filesize
3.9MB

Download
memory/2668-133-0x0000000000AB0000-0x0000000000B52000-memory.dmp

Filesize
648KB

Download
memory/2668-91-0x0000000000400000-0x00000000007DB000-memory.dmp

Filesize
3.9MB

Download
memory/2668-92-0x0000000000400000-0x00000000007DB000-memory.dmp

Filesize
3.9MB

Download
memory/2668-95-0x0000000000400000-0x00000000007DB000-memory.dmp

Filesize
3.9MB

Download
memory/2668-134-0x0000000000AB0000-0x0000000000B52000-memory.dmp

Filesize
648KB

Download
memory/2668-101-0x0000000000400000-0x00000000007DB000-memory.dmp

Filesize
3.9MB

Download
memory/2668-104-0x0000000000400000-0x00000000007DB000-memory.dmp

Filesize
3.9MB

Download
memory/2668-109-0x0000000000400000-0x00000000007DB000-memory.dmp

Filesize
3.9MB

Download
memory/2668-107-0x0000000000AB0000-0x0000000000B52000-memory.dmp

Filesize
648KB

Download
memory/2668-116-0x0000000000400000-0x00000000007DB000-memory.dmp

Filesize
3.9MB

Download
memory/2668-115-0x0000000000400000-0x00000000007DB000-memory.dmp

Filesize
3.9MB

Download
memory/2668-118-0x0000000000400000-0x00000000007DB000-memory.dmp

Filesize
3.9MB

Download
memory/2668-132-0x0000000000400000-0x00000000007DB000-memory.dmp

Filesize
3.9MB

Download
memory/2668-123-0x0000000000400000-0x00000000007DB000-memory.dmp

Filesize
3.9MB

Download
memory/2668-126-0x0000000000400000-0x00000000007DB000-memory.dmp

Filesize
3.9MB

Download
memory/2668-129-0x0000000000400000-0x00000000007DB000-memory.dmp

Filesize
3.9MB

Download
memory/3712-6-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/3712-88-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/5064-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5064-89-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5064-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download

pid	process
3712	241466b63ab01b9a6c10c1fde82c6a7f7f1ae2f9c68e8af25348c66bf5f96112.tmp
2668	cutmovie.exe

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads