socks5systemz | 6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b

General

Target

6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.exe
Size

6.0MB
MD5

9385cbf1c87afce218fb2ab5137791a9
SHA1

a18b9ad6628e4a14d0dc168d836b1184138592ec
SHA256

6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b
SHA512

5594ef83414c001bd1802a65dfd31fe58b0eabcbe6ed288395f6bd6d5b07e72a53687f23f3b53bebb22a00c283929b1c00e248a3cc749eaf531832382fd4ac72
SSDEEP

98304:4JQ+iQOA7dcPFAvEEtsGMEgWuVZImQYpo8ZVT1pJn7UK5seeDaXX:+QvQOpCVcEobZphZVVoOn

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4256-108-0x0000000000B80000-0x0000000000C22000-memory.dmp	family_socks5systemz
behavioral2/memory/4256-133-0x0000000000B80000-0x0000000000C22000-memory.dmp	family_socks5systemz
behavioral2/memory/4256-134-0x0000000000B80000-0x0000000000C22000-memory.dmp	family_socks5systemz

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

Processes:

6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.tmpEasyCutStudio6.exe

pid process

4892 6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.tmp
4256 EasyCutStudio6.exe
Loads dropped DLL 1 IoCs

Processes:

6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.tmp

pid process

4892 6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.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:

net.exenet1.exe6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.exe6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.tmpEasyCutStudio6.exe

description	ioc	process
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	6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EasyCutStudio6.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.tmp

pid	process
4892	6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.tmp
4892	6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.tmp

pid process

4892 6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.tmp

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.exe6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.tmpnet.exe

description	pid	process	target process
PID 868 wrote to memory of 4892	868	6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.exe	6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.tmp
PID 868 wrote to memory of 4892	868	6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.exe	6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.tmp
PID 868 wrote to memory of 4892	868	6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.exe	6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.tmp
PID 4892 wrote to memory of 64	4892	6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.tmp	net.exe
PID 4892 wrote to memory of 64	4892	6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.tmp	net.exe
PID 4892 wrote to memory of 64	4892	6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.tmp	net.exe
PID 4892 wrote to memory of 4256	4892	6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.tmp	EasyCutStudio6.exe
PID 4892 wrote to memory of 4256	4892	6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.tmp	EasyCutStudio6.exe
PID 4892 wrote to memory of 4256	4892	6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.tmp	EasyCutStudio6.exe
PID 64 wrote to memory of 4516	64	net.exe	net1.exe
PID 64 wrote to memory of 4516	64	net.exe	net1.exe
PID 64 wrote to memory of 4516	64	net.exe	net1.exe

C:\Users\Admin\AppData\Local\Temp\6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.exe
"C:\Users\Admin\AppData\Local\Temp\6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:868
- C:\Users\Admin\AppData\Local\Temp\is-GRR5C.tmp\6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-GRR5C.tmp\6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.tmp" /SL5="$80052,6054942,56832,C:\Users\Admin\AppData\Local\Temp\6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.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:4892
- - C:\Windows\SysWOW64\net.exe
    "C:\Windows\system32\net.exe" pause easy_cut_studio_603
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:64
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 pause easy_cut_studio_603
      4⤵
      System Location Discovery: System Language Discovery
      PID:4516
- - C:\Users\Admin\AppData\Local\EasyCutStudio 6.0.3\EasyCutStudio6.exe
    "C:\Users\Admin\AppData\Local\EasyCutStudio 6.0.3\EasyCutStudio6.exe" -i
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4256

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\EasyCutStudio 6.0.3\EasyCutStudio6.exe

Filesize
4.8MB

MD5
1aa30d72670ca92682ce1f6f91f1ffd9

SHA1
0ea05b15bfaea32ee443bcacd3804cd27dc1681f

SHA256
f5b8460064d1818bdf4ce7c51b07ad6facb7dd50f211497dce50b8772b4596e7

SHA512
d048d67fe6470fcb797552aa6a4d47a9b5d0c87543d616f9a27fc6c55b26bebddc5704c99aeb3b7c91536a021e9e1f3b8cc1b0bcd21d649d343df5596340ac88

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

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-GRR5C.tmp\6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.tmp

Filesize
692KB

MD5
e26a9702cf79117f101364cc36ae9169

SHA1
236104730d9d9b5c78f4d98ec3f65bf7a13c9684

SHA256
7d21d8da49d7f2c87ece1b385fcb1a3e319a0284d4c2afdfe0f9b167127148c9

SHA512
37d7862a0b0d49691b30c861db059eeb5c10b2206ae6c338478c1b3a2298c120adc47d8469d695d67dd57f7371d6e212979b5f7491573d63bceb6b5b0f483e19

Download Submit
memory/868-89-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/868-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/868-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4256-98-0x0000000000400000-0x00000000008D1000-memory.dmp

Filesize
4.8MB

Download
memory/4256-108-0x0000000000B80000-0x0000000000C22000-memory.dmp

Filesize
648KB

Download
memory/4256-87-0x0000000000400000-0x00000000008D1000-memory.dmp

Filesize
4.8MB

Download
memory/4256-141-0x0000000000400000-0x00000000008D1000-memory.dmp

Filesize
4.8MB

Download
memory/4256-84-0x0000000000400000-0x00000000008D1000-memory.dmp

Filesize
4.8MB

Download
memory/4256-92-0x0000000000400000-0x00000000008D1000-memory.dmp

Filesize
4.8MB

Download
memory/4256-91-0x0000000000400000-0x00000000008D1000-memory.dmp

Filesize
4.8MB

Download
memory/4256-95-0x0000000000400000-0x00000000008D1000-memory.dmp

Filesize
4.8MB

Download
memory/4256-138-0x0000000000400000-0x00000000008D1000-memory.dmp

Filesize
4.8MB

Download
memory/4256-101-0x0000000000400000-0x00000000008D1000-memory.dmp

Filesize
4.8MB

Download
memory/4256-104-0x0000000000400000-0x00000000008D1000-memory.dmp

Filesize
4.8MB

Download
memory/4256-85-0x0000000000400000-0x00000000008D1000-memory.dmp

Filesize
4.8MB

Download
memory/4256-109-0x0000000000400000-0x00000000008D1000-memory.dmp

Filesize
4.8MB

Download
memory/4256-116-0x0000000000400000-0x00000000008D1000-memory.dmp

Filesize
4.8MB

Download
memory/4256-119-0x0000000000400000-0x00000000008D1000-memory.dmp

Filesize
4.8MB

Download
memory/4256-120-0x0000000000400000-0x00000000008D1000-memory.dmp

Filesize
4.8MB

Download
memory/4256-123-0x0000000000400000-0x00000000008D1000-memory.dmp

Filesize
4.8MB

Download
memory/4256-126-0x0000000000400000-0x00000000008D1000-memory.dmp

Filesize
4.8MB

Download
memory/4256-129-0x0000000000400000-0x00000000008D1000-memory.dmp

Filesize
4.8MB

Download
memory/4256-132-0x0000000000400000-0x00000000008D1000-memory.dmp

Filesize
4.8MB

Download
memory/4256-133-0x0000000000B80000-0x0000000000C22000-memory.dmp

Filesize
648KB

Download
memory/4256-134-0x0000000000B80000-0x0000000000C22000-memory.dmp

Filesize
648KB

Download
memory/4892-6-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/4892-88-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download

pid	process
4892	6976b9f9d63c2485354ecba5d56e69fd60b18b9dd8753d7cdc0ca74187d8690b.tmp
4256	EasyCutStudio6.exe

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads