socks5systemz | d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da

General

Target

d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.exe
Size

3.3MB
MD5

57191ed398509add48a7607db28c45bd
SHA1

5e26b26c8bd65c06fd3d952e47e65c90ef0378b8
SHA256

d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da
SHA512

9267f26be8be84bbc303fa081bd601a45d868a3dc26fc617d15d6c11fcfa5bb2a7442de7807cd5a24f4d5a162619356662604e915ced9365c4466dae3aa77f5e
SSDEEP

98304:Nj8JTqfGOMoues86oM+wEcciJHHjL5PvK9Yd:eJTqrrJK+wciJHDtK9Yd

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2748-80-0x0000000002B20000-0x0000000002BC2000-memory.dmp	family_socks5systemz

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

Executes dropped EXE 2 IoCs

Processes:

d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.tmpcapturn32_64.exe

pid	Process
2044	d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.tmp
2748	capturn32_64.exe

Loads dropped DLL 6 IoCs

Processes:

d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.exed30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.tmpcapturn32_64.exe

pid	Process
2136	d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.exe
2044	d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.tmp
2044	d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.tmp
2044	d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.tmp
2044	d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.tmp
2748	capturn32_64.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:

d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.tmpcapturn32_64.exenet.exenet1.exed30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	capturn32_64.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	d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.tmp

pid	Process
2044	d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.tmp
2044	d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.tmp

pid	Process
2044	d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.tmp

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.exed30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.tmpnet.exe

description	pid	Process	procid_target
PID 2136 wrote to memory of 2044	2136	d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.exe	31
PID 2136 wrote to memory of 2044	2136	d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.exe	31
PID 2136 wrote to memory of 2044	2136	d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.exe	31
PID 2136 wrote to memory of 2044	2136	d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.exe	31
PID 2136 wrote to memory of 2044	2136	d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.exe	31
PID 2136 wrote to memory of 2044	2136	d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.exe	31
PID 2136 wrote to memory of 2044	2136	d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.exe	31
PID 2044 wrote to memory of 2696	2044	d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.tmp	32
PID 2044 wrote to memory of 2696	2044	d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.tmp	32
PID 2044 wrote to memory of 2696	2044	d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.tmp	32
PID 2044 wrote to memory of 2696	2044	d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.tmp	32
PID 2044 wrote to memory of 2748	2044	d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.tmp	34
PID 2044 wrote to memory of 2748	2044	d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.tmp	34
PID 2044 wrote to memory of 2748	2044	d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.tmp	34
PID 2044 wrote to memory of 2748	2044	d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.tmp	34
PID 2696 wrote to memory of 2700	2696	net.exe	35
PID 2696 wrote to memory of 2700	2696	net.exe	35
PID 2696 wrote to memory of 2700	2696	net.exe	35
PID 2696 wrote to memory of 2700	2696	net.exe	35

C:\Users\Admin\AppData\Local\Temp\d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.exe
"C:\Users\Admin\AppData\Local\Temp\d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2136
- C:\Users\Admin\AppData\Local\Temp\is-30AB8.tmp\d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-30AB8.tmp\d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.tmp" /SL5="$5014E,3234218,54272,C:\Users\Admin\AppData\Local\Temp\d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.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:2044
- - C:\Windows\SysWOW64\net.exe
    "C:\Windows\system32\net.exe" pause capturn_11243
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2696
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 pause capturn_11243
      4⤵
      System Location Discovery: System Language Discovery
      PID:2700
- - C:\Users\Admin\AppData\Local\Capturn 2.3.7\capturn32_64.exe
    "C:\Users\Admin\AppData\Local\Capturn 2.3.7\capturn32_64.exe" -i
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:2748

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

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Downloads

C:\Users\Admin\AppData\Local\Capturn 2.3.7\sqlite3.dll

Filesize
630KB

MD5
e477a96c8f2b18d6b5c27bde49c990bf

SHA1
e980c9bf41330d1e5bd04556db4646a0210f7409

SHA256
16574f51785b0e2fc29c2c61477eb47bb39f714829999511dc8952b43ab17660

SHA512
335a86268e7c0e568b1c30981ec644e6cd332e66f96d2551b58a82515316693c1859d87b4f4b7310cf1ac386cee671580fdd999c3bcb23acf2c2282c01c8798c

Download Submit
\Users\Admin\AppData\Local\Capturn 2.3.7\capturn32_64.exe

Filesize
2.9MB

MD5
12483685140f6464081c12c2f5913c5a

SHA1
c1cbae32dbb4a92912043823aa574b559bdab67d

SHA256
0b10141aec54d7af6c7113b393d7a7510cf9fcef8dd1c0868f3ba35a60a06ce1

SHA512
91696412a681f3a8b6a6014d68bb25167c353f9265864b23f3536fe0d44f78d964e65b94c865ce8b6bc1e2accea89cabf2122d908dacab15f3722202d521f7fd

Download Submit
\Users\Admin\AppData\Local\Temp\is-30AB8.tmp\d30434d3e73da4afe3a7669177a9a46f4677bee13bca212c0b565141dc2982da.tmp

Filesize
687KB

MD5
94c3ab417cbb03a6b5ee60ef4ae8ca91

SHA1
2fe04ca7233bab2ff47623f13c0e770862848e7c

SHA256
3b3a28ed62e0c38a8a6b7fd16ddb30f3cecef7f8aceaeb7cf8e8651ce18a5394

SHA512
4df4444cb027f644f08457a9ec2aa5690a4aa23d5f99402bcee31106dd7049339300c84a8a72ae5cf7f5af9ab347916fe1f35a85876d0f076abc60c37efc25b5

Download Submit
\Users\Admin\AppData\Local\Temp\is-RG99C.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-RG99C.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/2044-54-0x0000000003650000-0x0000000003945000-memory.dmp

Filesize
3.0MB

Download
memory/2044-15-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2044-44-0x0000000003650000-0x0000000003945000-memory.dmp

Filesize
3.0MB

Download
memory/2044-53-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2136-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2136-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2136-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2748-58-0x0000000060900000-0x0000000060992000-memory.dmp

Filesize
584KB

Download
memory/2748-78-0x0000000000400000-0x00000000006F5000-memory.dmp

Filesize
3.0MB

Download
memory/2748-47-0x0000000000400000-0x00000000006F5000-memory.dmp

Filesize
3.0MB

Download
memory/2748-57-0x0000000000400000-0x00000000006F5000-memory.dmp

Filesize
3.0MB

Download
memory/2748-59-0x0000000000400000-0x00000000006F5000-memory.dmp

Filesize
3.0MB

Download
memory/2748-62-0x0000000000400000-0x00000000006F5000-memory.dmp

Filesize
3.0MB

Download
memory/2748-66-0x0000000000400000-0x00000000006F5000-memory.dmp

Filesize
3.0MB

Download
memory/2748-70-0x0000000000400000-0x00000000006F5000-memory.dmp

Filesize
3.0MB

Download
memory/2748-74-0x0000000000400000-0x00000000006F5000-memory.dmp

Filesize
3.0MB

Download
memory/2748-49-0x0000000000400000-0x00000000006F5000-memory.dmp

Filesize
3.0MB

Download
memory/2748-80-0x0000000002B20000-0x0000000002BC2000-memory.dmp

Filesize
648KB

Download
memory/2748-86-0x0000000000400000-0x00000000006F5000-memory.dmp

Filesize
3.0MB

Download
memory/2748-90-0x0000000000400000-0x00000000006F5000-memory.dmp

Filesize
3.0MB

Download
memory/2748-94-0x0000000000400000-0x00000000006F5000-memory.dmp

Filesize
3.0MB

Download
memory/2748-98-0x0000000000400000-0x00000000006F5000-memory.dmp

Filesize
3.0MB

Download
memory/2748-102-0x0000000000400000-0x00000000006F5000-memory.dmp

Filesize
3.0MB

Download
memory/2748-106-0x0000000000400000-0x00000000006F5000-memory.dmp

Filesize
3.0MB

Download
memory/2748-111-0x0000000000400000-0x00000000006F5000-memory.dmp

Filesize
3.0MB

Download
memory/2748-115-0x0000000000400000-0x00000000006F5000-memory.dmp

Filesize
3.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads