socks5systemz | cede964e488f29fb04cf6214166255626d2e1262c1663b24cea3f61f7474595f

General

Target

cede964e488f29fb04cf6214166255626d2e1262c1663b24cea3f61f7474595f.exe
Size

2.6MB
MD5

ad9411717e129ff618317807f69b1a9d
SHA1

f97f92ffa72270d06f6a9a3ca36c436431da1461
SHA256

cede964e488f29fb04cf6214166255626d2e1262c1663b24cea3f61f7474595f
SHA512

e5132433f2305787dc82b994356877050e9bfa17bf113216930a2f95777b74e3794fe3c5d8651003de61ae12ddfae5a1b5ecdb613d02148c09c14d1accd076e2
SSDEEP

49152:1v0jASg1Wec4K3MXBuf4VSpEjE439tzLiHpXKK2CnVu+G2FUAciqyyRPsCzzid:NsfOs3SB4qh9tzLiHpXKK2MVpUANq7Xi

Score

10^/10

Malware Config

Signatures

Detect Socks5Systemz Payload 3 IoCs

resource	yara_rule
behavioral2/memory/3172-61-0x00000000009E0000-0x0000000000A82000-memory.dmp	family_socks5systemz
behavioral2/memory/3172-85-0x00000000009E0000-0x0000000000A82000-memory.dmp	family_socks5systemz
behavioral2/memory/3172-86-0x00000000009E0000-0x0000000000A82000-memory.dmp	family_socks5systemz

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

Executes dropped EXE 2 IoCs

pid	Process
3628	cede964e488f29fb04cf6214166255626d2e1262c1663b24cea3f61f7474595f.tmp
3172	zdiv3sps.exe

Loads dropped DLL 1 IoCs

pid	Process
3628	cede964e488f29fb04cf6214166255626d2e1262c1663b24cea3f61f7474595f.tmp

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	152.89.198.214

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 3 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	cede964e488f29fb04cf6214166255626d2e1262c1663b24cea3f61f7474595f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cede964e488f29fb04cf6214166255626d2e1262c1663b24cea3f61f7474595f.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	zdiv3sps.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3628	cede964e488f29fb04cf6214166255626d2e1262c1663b24cea3f61f7474595f.tmp
3628	cede964e488f29fb04cf6214166255626d2e1262c1663b24cea3f61f7474595f.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3628	cede964e488f29fb04cf6214166255626d2e1262c1663b24cea3f61f7474595f.tmp

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 912 wrote to memory of 3628	912	cede964e488f29fb04cf6214166255626d2e1262c1663b24cea3f61f7474595f.exe	78
PID 912 wrote to memory of 3628	912	cede964e488f29fb04cf6214166255626d2e1262c1663b24cea3f61f7474595f.exe	78
PID 912 wrote to memory of 3628	912	cede964e488f29fb04cf6214166255626d2e1262c1663b24cea3f61f7474595f.exe	78
PID 3628 wrote to memory of 3172	3628	cede964e488f29fb04cf6214166255626d2e1262c1663b24cea3f61f7474595f.tmp	79
PID 3628 wrote to memory of 3172	3628	cede964e488f29fb04cf6214166255626d2e1262c1663b24cea3f61f7474595f.tmp	79
PID 3628 wrote to memory of 3172	3628	cede964e488f29fb04cf6214166255626d2e1262c1663b24cea3f61f7474595f.tmp	79

C:\Users\Admin\AppData\Local\Temp\cede964e488f29fb04cf6214166255626d2e1262c1663b24cea3f61f7474595f.exe
"C:\Users\Admin\AppData\Local\Temp\cede964e488f29fb04cf6214166255626d2e1262c1663b24cea3f61f7474595f.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:912
- C:\Users\Admin\AppData\Local\Temp\is-CAN0V.tmp\cede964e488f29fb04cf6214166255626d2e1262c1663b24cea3f61f7474595f.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-CAN0V.tmp\cede964e488f29fb04cf6214166255626d2e1262c1663b24cea3f61f7474595f.tmp" /SL5="$90064,2508626,54272,C:\Users\Admin\AppData\Local\Temp\cede964e488f29fb04cf6214166255626d2e1262c1663b24cea3f61f7474595f.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:3628
- - C:\Users\Admin\AppData\Local\ZdiV3SPS\zdiv3sps.exe
    "C:\Users\Admin\AppData\Local\ZdiV3SPS\zdiv3sps.exe" -i
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3172

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\Temp\is-9RB8C.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-CAN0V.tmp\cede964e488f29fb04cf6214166255626d2e1262c1663b24cea3f61f7474595f.tmp

Filesize
687KB

MD5
59af831e2cfabd76137ffeb5a06635a4

SHA1
3dc7089d4ec8bf5e46adab8a127de249c1fe4ff2

SHA256
102fc3e3bcdec94f37b35241c0800de80b488324dbad2b9c720e3cb9ab8d4144

SHA512
16ca2c8696b534a91d1ef054be6f31d542a510cc5dcf1d0fd31ef798b42a1cdd8fa3cdc9068b1d4c1858cd785c524f5953b761536486047713e31795ef1f4566

Download Submit
C:\Users\Admin\AppData\Local\ZdiV3SPS\zdiv3sps.exe

Filesize
2.2MB

MD5
ec483125519d6a7856fb5665f499b168

SHA1
9c13dc9c0342039324b9a8225f6543bbf2efe136

SHA256
8996c83b72baf0cee221e5121627fe7c5b15374e4a7249d46126459ec420ebfa

SHA512
84698318ede7b94dc673194f7dbd92a136a8bf1dcde34a6511845234ed6b826de4a5c35ead7e3819667a0af800a200ca77ef1e14b928cdf3e1c541ef6533dd87

Download Submit
memory/912-43-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/912-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/912-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3172-51-0x0000000000400000-0x000000000062B000-memory.dmp

Filesize
2.2MB

Download
memory/3172-61-0x00000000009E0000-0x0000000000A82000-memory.dmp

Filesize
648KB

Download
memory/3172-40-0x0000000000400000-0x000000000062B000-memory.dmp

Filesize
2.2MB

Download
memory/3172-93-0x0000000000400000-0x000000000062B000-memory.dmp

Filesize
2.2MB

Download
memory/3172-42-0x0000000000400000-0x000000000062B000-memory.dmp

Filesize
2.2MB

Download
memory/3172-36-0x0000000000400000-0x000000000062B000-memory.dmp

Filesize
2.2MB

Download
memory/3172-45-0x0000000000400000-0x000000000062B000-memory.dmp

Filesize
2.2MB

Download
memory/3172-48-0x0000000000400000-0x000000000062B000-memory.dmp

Filesize
2.2MB

Download
memory/3172-90-0x0000000000400000-0x000000000062B000-memory.dmp

Filesize
2.2MB

Download
memory/3172-54-0x0000000000400000-0x000000000062B000-memory.dmp

Filesize
2.2MB

Download
memory/3172-57-0x0000000000400000-0x000000000062B000-memory.dmp

Filesize
2.2MB

Download
memory/3172-37-0x0000000000400000-0x000000000062B000-memory.dmp

Filesize
2.2MB

Download
memory/3172-62-0x0000000000400000-0x000000000062B000-memory.dmp

Filesize
2.2MB

Download
memory/3172-68-0x0000000000400000-0x000000000062B000-memory.dmp

Filesize
2.2MB

Download
memory/3172-69-0x0000000000400000-0x000000000062B000-memory.dmp

Filesize
2.2MB

Download
memory/3172-72-0x0000000000400000-0x000000000062B000-memory.dmp

Filesize
2.2MB

Download
memory/3172-75-0x0000000000400000-0x000000000062B000-memory.dmp

Filesize
2.2MB

Download
memory/3172-78-0x0000000000400000-0x000000000062B000-memory.dmp

Filesize
2.2MB

Download
memory/3172-81-0x0000000000400000-0x000000000062B000-memory.dmp

Filesize
2.2MB

Download
memory/3172-84-0x0000000000400000-0x000000000062B000-memory.dmp

Filesize
2.2MB

Download
memory/3172-85-0x00000000009E0000-0x0000000000A82000-memory.dmp

Filesize
648KB

Download
memory/3172-86-0x00000000009E0000-0x0000000000A82000-memory.dmp

Filesize
648KB

Download
memory/3628-9-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/3628-41-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download

Analysis

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