socks5systemz | 26afc17eb65309d1cca83bb0eb5b774c62ee2f0a8c3dd3bc1262bc236281069c

General

Target

26afc17eb65309d1cca83bb0eb5b774c62ee2f0a8c3dd3bc1262bc236281069c.exe
Size

3.6MB
MD5

e5da41aae20721a66d5e2b8a0ea5139f
SHA1

804304b4524f275d37a139c4863c17bfeabcac63
SHA256

26afc17eb65309d1cca83bb0eb5b774c62ee2f0a8c3dd3bc1262bc236281069c
SHA512

0966de9995b757b4c06025d315638c78b0828105aa37383c12df820a38134c9d2665771a775dfdcc01848e779403a4b5115784d364ff8ce2e0872f4b887485fd
SSDEEP

98304:Nb+NYs1DZ4+OeqUv2w4yfT+6x2bAeMA1bE+FV2lFz:x+KsM+/ZevUTr2EebBMlFz

Score

10^/10

Malware Config

Signatures

Detect Socks5Systemz Payload 3 IoCs

resource	yara_rule
behavioral2/memory/3120-73-0x0000000000AC0000-0x0000000000B62000-memory.dmp	family_socks5systemz
behavioral2/memory/3120-103-0x0000000000AC0000-0x0000000000B62000-memory.dmp	family_socks5systemz
behavioral2/memory/3120-104-0x0000000000AC0000-0x0000000000B62000-memory.dmp	family_socks5systemz

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

Executes dropped EXE 2 IoCs

pid	Process
548	26afc17eb65309d1cca83bb0eb5b774c62ee2f0a8c3dd3bc1262bc236281069c.tmp
3120	altergame3.exe

Loads dropped DLL 2 IoCs

pid	Process
548	26afc17eb65309d1cca83bb0eb5b774c62ee2f0a8c3dd3bc1262bc236281069c.tmp
3120	altergame3.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	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

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	26afc17eb65309d1cca83bb0eb5b774c62ee2f0a8c3dd3bc1262bc236281069c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	26afc17eb65309d1cca83bb0eb5b774c62ee2f0a8c3dd3bc1262bc236281069c.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	altergame3.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

pid	Process
548	26afc17eb65309d1cca83bb0eb5b774c62ee2f0a8c3dd3bc1262bc236281069c.tmp
548	26afc17eb65309d1cca83bb0eb5b774c62ee2f0a8c3dd3bc1262bc236281069c.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
548	26afc17eb65309d1cca83bb0eb5b774c62ee2f0a8c3dd3bc1262bc236281069c.tmp

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1092 wrote to memory of 548	1092	26afc17eb65309d1cca83bb0eb5b774c62ee2f0a8c3dd3bc1262bc236281069c.exe	83
PID 1092 wrote to memory of 548	1092	26afc17eb65309d1cca83bb0eb5b774c62ee2f0a8c3dd3bc1262bc236281069c.exe	83
PID 1092 wrote to memory of 548	1092	26afc17eb65309d1cca83bb0eb5b774c62ee2f0a8c3dd3bc1262bc236281069c.exe	83
PID 548 wrote to memory of 3964	548	26afc17eb65309d1cca83bb0eb5b774c62ee2f0a8c3dd3bc1262bc236281069c.tmp	87
PID 548 wrote to memory of 3964	548	26afc17eb65309d1cca83bb0eb5b774c62ee2f0a8c3dd3bc1262bc236281069c.tmp	87
PID 548 wrote to memory of 3964	548	26afc17eb65309d1cca83bb0eb5b774c62ee2f0a8c3dd3bc1262bc236281069c.tmp	87
PID 548 wrote to memory of 3120	548	26afc17eb65309d1cca83bb0eb5b774c62ee2f0a8c3dd3bc1262bc236281069c.tmp	89
PID 548 wrote to memory of 3120	548	26afc17eb65309d1cca83bb0eb5b774c62ee2f0a8c3dd3bc1262bc236281069c.tmp	89
PID 548 wrote to memory of 3120	548	26afc17eb65309d1cca83bb0eb5b774c62ee2f0a8c3dd3bc1262bc236281069c.tmp	89
PID 3964 wrote to memory of 928	3964	net.exe	90
PID 3964 wrote to memory of 928	3964	net.exe	90
PID 3964 wrote to memory of 928	3964	net.exe	90

C:\Users\Admin\AppData\Local\Temp\26afc17eb65309d1cca83bb0eb5b774c62ee2f0a8c3dd3bc1262bc236281069c.exe
"C:\Users\Admin\AppData\Local\Temp\26afc17eb65309d1cca83bb0eb5b774c62ee2f0a8c3dd3bc1262bc236281069c.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1092
- C:\Users\Admin\AppData\Local\Temp\is-IE4JP.tmp\26afc17eb65309d1cca83bb0eb5b774c62ee2f0a8c3dd3bc1262bc236281069c.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-IE4JP.tmp\26afc17eb65309d1cca83bb0eb5b774c62ee2f0a8c3dd3bc1262bc236281069c.tmp" /SL5="$602A0,3482904,54272,C:\Users\Admin\AppData\Local\Temp\26afc17eb65309d1cca83bb0eb5b774c62ee2f0a8c3dd3bc1262bc236281069c.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:548
- - C:\Windows\SysWOW64\net.exe
    "C:\Windows\system32\net.exe" pause alter_game_11195
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3964
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 pause alter_game_11195
      4⤵
      System Location Discovery: System Language Discovery
      PID:928
- - C:\Users\Admin\AppData\Local\AlterGame 0.14\altergame3.exe
    "C:\Users\Admin\AppData\Local\AlterGame 0.14\altergame3.exe" -i
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:3120

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\AlterGame 0.14\altergame3.exe

Filesize
4.2MB

MD5
4e43375f389f89ccc415991357568cf9

SHA1
2cc59845ecbd2ec01c729b1119d14dedcea83c2d

SHA256
cd431f378e3d938e8bdc43063e485dc178aac4867b2a19e6256f033b5389f399

SHA512
193c971d49253fa911e099f95cb00cb2062e07dd818e8e71567bdda5e80f59586c5b6ff96ebefc942da9baa0b72c623f81636b654a4cece7e463e48f17f98829

Download Submit
C:\Users\Admin\AppData\Local\AlterGame 0.14\sqlite3.dll

Filesize
630KB

MD5
e477a96c8f2b18d6b5c27bde49c990bf

SHA1
e980c9bf41330d1e5bd04556db4646a0210f7409

SHA256
16574f51785b0e2fc29c2c61477eb47bb39f714829999511dc8952b43ab17660

SHA512
335a86268e7c0e568b1c30981ec644e6cd332e66f96d2551b58a82515316693c1859d87b4f4b7310cf1ac386cee671580fdd999c3bcb23acf2c2282c01c8798c

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-BRTA6.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-IE4JP.tmp\26afc17eb65309d1cca83bb0eb5b774c62ee2f0a8c3dd3bc1262bc236281069c.tmp

Filesize
687KB

MD5
4bd7b07e05ffdf60ad6ef774f098f794

SHA1
e5bac69340710c35e11f2f1cf661262eb5c190b0

SHA256
57056d093a690173ff2d507e3b6e14390396e40e4c4f7256c320daad62993961

SHA512
ad3117cbeaccd8fd9c696be5161d5916c87590de54809b029f75f5d64847148836765e4e556037f1c47fd2d2cbaecc96ca99ffd9df26429d5cb44c156fd783f2

Download Submit
memory/548-48-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/548-12-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/1092-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1092-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/1092-49-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3120-53-0x0000000060900000-0x0000000060992000-memory.dmp

Filesize
584KB

Download
memory/3120-75-0x0000000000400000-0x000000000083F000-memory.dmp

Filesize
4.2MB

Download
memory/3120-44-0x0000000000400000-0x000000000083F000-memory.dmp

Filesize
4.2MB

Download
memory/3120-51-0x0000000000400000-0x000000000083F000-memory.dmp

Filesize
4.2MB

Download
memory/3120-52-0x0000000000400000-0x000000000083F000-memory.dmp

Filesize
4.2MB

Download
memory/3120-43-0x0000000000400000-0x000000000083F000-memory.dmp

Filesize
4.2MB

Download
memory/3120-56-0x0000000000400000-0x000000000083F000-memory.dmp

Filesize
4.2MB

Download
memory/3120-60-0x0000000000400000-0x000000000083F000-memory.dmp

Filesize
4.2MB

Download
memory/3120-64-0x0000000000400000-0x000000000083F000-memory.dmp

Filesize
4.2MB

Download
memory/3120-68-0x0000000000400000-0x000000000083F000-memory.dmp

Filesize
4.2MB

Download
memory/3120-73-0x0000000000AC0000-0x0000000000B62000-memory.dmp

Filesize
648KB

Download
memory/3120-47-0x0000000000400000-0x000000000083F000-memory.dmp

Filesize
4.2MB

Download
memory/3120-81-0x0000000000400000-0x000000000083F000-memory.dmp

Filesize
4.2MB

Download
memory/3120-85-0x0000000000400000-0x000000000083F000-memory.dmp

Filesize
4.2MB

Download
memory/3120-89-0x0000000000400000-0x000000000083F000-memory.dmp

Filesize
4.2MB

Download
memory/3120-93-0x0000000000400000-0x000000000083F000-memory.dmp

Filesize
4.2MB

Download
memory/3120-97-0x0000000000400000-0x000000000083F000-memory.dmp

Filesize
4.2MB

Download
memory/3120-101-0x0000000000400000-0x000000000083F000-memory.dmp

Filesize
4.2MB

Download
memory/3120-103-0x0000000000AC0000-0x0000000000B62000-memory.dmp

Filesize
648KB

Download
memory/3120-104-0x0000000000AC0000-0x0000000000B62000-memory.dmp

Filesize
648KB

Download
memory/3120-108-0x0000000000400000-0x000000000083F000-memory.dmp

Filesize
4.2MB

Download
memory/3120-112-0x0000000000400000-0x000000000083F000-memory.dmp

Filesize
4.2MB

Download

Analysis

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