socks5systemz | be06a34a1cf735e47f176ab8b42bff6642ef759a77e524aab9351552dc9a2dda

General

Target

be06a34a1cf735e47f176ab8b42bff6642ef759a77e524aab9351552dc9a2dda.exe
Size

3.9MB
MD5

95ca7a6e197e4124a6c614797d4bbfd7
SHA1

5eab51f6d4020c379bd49096d38fdcce9212b157
SHA256

be06a34a1cf735e47f176ab8b42bff6642ef759a77e524aab9351552dc9a2dda
SHA512

50d9403ea3a11fa3fe30c72c4172a5296f33964c9e6af3d8c6be813515422ac1207f77186faa8f065e35c9c37eb4d3e0c688dc53b74b36f796c3950eaedbf0ca
SSDEEP

98304:N2Omh6afcMtw1nBD7HYI8xzJnTLUGtHM84ZtsSazc:Me1nBfHYI8phTLUG28Vrc

Score

10^/10

Malware Config

Signatures

Detect Socks5Systemz Payload 3 IoCs

resource	yara_rule
behavioral2/memory/3240-79-0x0000000000A50000-0x0000000000AF2000-memory.dmp	family_socks5systemz
behavioral2/memory/3240-111-0x0000000000A50000-0x0000000000AF2000-memory.dmp	family_socks5systemz
behavioral2/memory/3240-110-0x0000000000A50000-0x0000000000AF2000-memory.dmp	family_socks5systemz

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

Executes dropped EXE 2 IoCs

pid	Process
3384	be06a34a1cf735e47f176ab8b42bff6642ef759a77e524aab9351552dc9a2dda.tmp
3240	2youplayer.exe

Loads dropped DLL 4 IoCs

pid	Process
3384	be06a34a1cf735e47f176ab8b42bff6642ef759a77e524aab9351552dc9a2dda.tmp
3384	be06a34a1cf735e47f176ab8b42bff6642ef759a77e524aab9351552dc9a2dda.tmp
3384	be06a34a1cf735e47f176ab8b42bff6642ef759a77e524aab9351552dc9a2dda.tmp
3240	2youplayer.exe

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	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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	be06a34a1cf735e47f176ab8b42bff6642ef759a77e524aab9351552dc9a2dda.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	be06a34a1cf735e47f176ab8b42bff6642ef759a77e524aab9351552dc9a2dda.tmp
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	2youplayer.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3384	be06a34a1cf735e47f176ab8b42bff6642ef759a77e524aab9351552dc9a2dda.tmp
3384	be06a34a1cf735e47f176ab8b42bff6642ef759a77e524aab9351552dc9a2dda.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3384	be06a34a1cf735e47f176ab8b42bff6642ef759a77e524aab9351552dc9a2dda.tmp

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1676 wrote to memory of 3384	1676	be06a34a1cf735e47f176ab8b42bff6642ef759a77e524aab9351552dc9a2dda.exe	83
PID 1676 wrote to memory of 3384	1676	be06a34a1cf735e47f176ab8b42bff6642ef759a77e524aab9351552dc9a2dda.exe	83
PID 1676 wrote to memory of 3384	1676	be06a34a1cf735e47f176ab8b42bff6642ef759a77e524aab9351552dc9a2dda.exe	83
PID 3384 wrote to memory of 1400	3384	be06a34a1cf735e47f176ab8b42bff6642ef759a77e524aab9351552dc9a2dda.tmp	84
PID 3384 wrote to memory of 1400	3384	be06a34a1cf735e47f176ab8b42bff6642ef759a77e524aab9351552dc9a2dda.tmp	84
PID 3384 wrote to memory of 1400	3384	be06a34a1cf735e47f176ab8b42bff6642ef759a77e524aab9351552dc9a2dda.tmp	84
PID 3384 wrote to memory of 3240	3384	be06a34a1cf735e47f176ab8b42bff6642ef759a77e524aab9351552dc9a2dda.tmp	86
PID 3384 wrote to memory of 3240	3384	be06a34a1cf735e47f176ab8b42bff6642ef759a77e524aab9351552dc9a2dda.tmp	86
PID 3384 wrote to memory of 3240	3384	be06a34a1cf735e47f176ab8b42bff6642ef759a77e524aab9351552dc9a2dda.tmp	86
PID 1400 wrote to memory of 2768	1400	net.exe	87
PID 1400 wrote to memory of 2768	1400	net.exe	87
PID 1400 wrote to memory of 2768	1400	net.exe	87

C:\Users\Admin\AppData\Local\Temp\be06a34a1cf735e47f176ab8b42bff6642ef759a77e524aab9351552dc9a2dda.exe
"C:\Users\Admin\AppData\Local\Temp\be06a34a1cf735e47f176ab8b42bff6642ef759a77e524aab9351552dc9a2dda.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1676
- C:\Users\Admin\AppData\Local\Temp\is-RQMM8.tmp\be06a34a1cf735e47f176ab8b42bff6642ef759a77e524aab9351552dc9a2dda.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-RQMM8.tmp\be06a34a1cf735e47f176ab8b42bff6642ef759a77e524aab9351552dc9a2dda.tmp" /SL5="$7005E,3850544,54272,C:\Users\Admin\AppData\Local\Temp\be06a34a1cf735e47f176ab8b42bff6642ef759a77e524aab9351552dc9a2dda.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:3384
- - C:\Windows\SysWOW64\net.exe
    "C:\Windows\system32\net.exe" pause 2_you_player_11252
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1400
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 pause 2_you_player_11252
      4⤵
      System Location Discovery: System Language Discovery
      PID:2768
- - C:\Users\Admin\AppData\Local\2YouPlayer 3.3.0.2\2youplayer.exe
    "C:\Users\Admin\AppData\Local\2YouPlayer 3.3.0.2\2youplayer.exe" -i
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:3240

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\2YouPlayer 3.3.0.2\2youplayer.exe

Filesize
3.1MB

MD5
8a0f7483425472e3b4da24095e904142

SHA1
e593a9bd83014e84bdad31010dfd9087bcd094a6

SHA256
0c5a89c654da0ea3ceec13b8db5d982706a5ac4ea672fb3d79e8bf9b87d4625d

SHA512
9f5b21b6fd19235cb43b45584a3dd631f87aab6b00a4de0ef66ad5333297757ac3fc79ea66e883d3dd39df109ce79642b835a25eaa6135acdb0f76259e81ae3b

Download Submit
C:\Users\Admin\AppData\Local\2YouPlayer 3.3.0.2\sqlite3.dll

Filesize
630KB

MD5
e477a96c8f2b18d6b5c27bde49c990bf

SHA1
e980c9bf41330d1e5bd04556db4646a0210f7409

SHA256
16574f51785b0e2fc29c2c61477eb47bb39f714829999511dc8952b43ab17660

SHA512
335a86268e7c0e568b1c30981ec644e6cd332e66f96d2551b58a82515316693c1859d87b4f4b7310cf1ac386cee671580fdd999c3bcb23acf2c2282c01c8798c

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-8LR9F.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-8LR9F.tmp\_isetup\_isdecmp.dll

Filesize
19KB

MD5
3adaa386b671c2df3bae5b39dc093008

SHA1
067cf95fbdb922d81db58432c46930f86d23dded

SHA256
71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

SHA512
bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-RQMM8.tmp\be06a34a1cf735e47f176ab8b42bff6642ef759a77e524aab9351552dc9a2dda.tmp

Filesize
687KB

MD5
20515a44bf3fb198d63e6ed6974eed43

SHA1
0950f212f4e24ee148e2fa340b8196a968d218ab

SHA256
e5f1ffa62cf0c80997c107f65f55ded225ca38ee61f4d0665c3b3a27cac6d129

SHA512
2be737ee74c853b25d6797a1ab6aeb79c50b2df0300836c31d495750e455008a9d86078fa665eb9dc784fceb79e6b75a0b81e21c99ee2bf9dc04bffe41376e67

Download Submit
memory/1676-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1676-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1676-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/3240-62-0x0000000000400000-0x0000000000726000-memory.dmp

Filesize
3.1MB

Download
memory/3240-74-0x0000000000400000-0x0000000000726000-memory.dmp

Filesize
3.1MB

Download
memory/3240-53-0x0000000000400000-0x0000000000726000-memory.dmp

Filesize
3.1MB

Download
memory/3240-119-0x0000000000400000-0x0000000000726000-memory.dmp

Filesize
3.1MB

Download
memory/3240-48-0x0000000000400000-0x0000000000726000-memory.dmp

Filesize
3.1MB

Download
memory/3240-57-0x0000000000400000-0x0000000000726000-memory.dmp

Filesize
3.1MB

Download
memory/3240-58-0x0000000000400000-0x0000000000726000-memory.dmp

Filesize
3.1MB

Download
memory/3240-59-0x0000000060900000-0x0000000060992000-memory.dmp

Filesize
584KB

Download
memory/3240-115-0x0000000000400000-0x0000000000726000-memory.dmp

Filesize
3.1MB

Download
memory/3240-66-0x0000000000400000-0x0000000000726000-memory.dmp

Filesize
3.1MB

Download
memory/3240-70-0x0000000000400000-0x0000000000726000-memory.dmp

Filesize
3.1MB

Download
memory/3240-49-0x0000000000400000-0x0000000000726000-memory.dmp

Filesize
3.1MB

Download
memory/3240-79-0x0000000000A50000-0x0000000000AF2000-memory.dmp

Filesize
648KB

Download
memory/3240-81-0x0000000000400000-0x0000000000726000-memory.dmp

Filesize
3.1MB

Download
memory/3240-89-0x0000000000400000-0x0000000000726000-memory.dmp

Filesize
3.1MB

Download
memory/3240-92-0x0000000000400000-0x0000000000726000-memory.dmp

Filesize
3.1MB

Download
memory/3240-96-0x0000000000400000-0x0000000000726000-memory.dmp

Filesize
3.1MB

Download
memory/3240-100-0x0000000000400000-0x0000000000726000-memory.dmp

Filesize
3.1MB

Download
memory/3240-104-0x0000000000400000-0x0000000000726000-memory.dmp

Filesize
3.1MB

Download
memory/3240-108-0x0000000000400000-0x0000000000726000-memory.dmp

Filesize
3.1MB

Download
memory/3240-111-0x0000000000A50000-0x0000000000AF2000-memory.dmp

Filesize
648KB

Download
memory/3240-110-0x0000000000A50000-0x0000000000AF2000-memory.dmp

Filesize
648KB

Download
memory/3384-9-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/3384-54-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download

Analysis

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