socks5systemz | 9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696

General

Target

9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.exe
Size

5.8MB
MD5

97364005122ee41ee72a2d069530db4a
SHA1

dbde7392ed274e09622a8d2b394ed3cd102b5c71
SHA256

9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696
SHA512

2354683dee53089f5cd0b28855ef8408df450ee5b89f0e19fac140074d974679b558780b5ee41966167ea756effa9d4715dbae0efe862850975566db101dc315
SSDEEP

98304:PX454BVELpLBbA5U/LRfTd9ZJUQE2ZEc73VxbAeig2lL3my5uHsnOoIS9Myazx1C:veiVE5BdTRfh9ZJUQEIXrig25WyYMnnZ

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4780-93-0x0000000000A00000-0x0000000000AA2000-memory.dmp	family_socks5systemz
behavioral2/memory/4780-123-0x0000000000A00000-0x0000000000AA2000-memory.dmp	family_socks5systemz
behavioral2/memory/4780-124-0x0000000000A00000-0x0000000000AA2000-memory.dmp	family_socks5systemz

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

Processes:

9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.tmpavidenta364.exe

pid process

648 9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.tmp
4780 avidenta364.exe
Loads dropped DLL 2 IoCs

Processes:

9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.tmpavidenta364.exe

pid process

648 9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.tmp
4780 avidenta364.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 91.211.247.248
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	91.211.247.248

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.exe9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.exe9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.tmpavidenta364.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	9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	avidenta364.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.tmp

pid	process
648	9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.tmp
648	9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.tmp

pid process

648 9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.tmp

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.exe9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.tmpnet.exe

description	pid	process	target process
PID 1876 wrote to memory of 648	1876	9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.exe	9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.tmp
PID 1876 wrote to memory of 648	1876	9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.exe	9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.tmp
PID 1876 wrote to memory of 648	1876	9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.exe	9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.tmp
PID 648 wrote to memory of 1744	648	9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.tmp	net.exe
PID 648 wrote to memory of 1744	648	9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.tmp	net.exe
PID 648 wrote to memory of 1744	648	9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.tmp	net.exe
PID 648 wrote to memory of 4780	648	9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.tmp	avidenta364.exe
PID 648 wrote to memory of 4780	648	9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.tmp	avidenta364.exe
PID 648 wrote to memory of 4780	648	9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.tmp	avidenta364.exe
PID 1744 wrote to memory of 3572	1744	net.exe	net1.exe
PID 1744 wrote to memory of 3572	1744	net.exe	net1.exe
PID 1744 wrote to memory of 3572	1744	net.exe	net1.exe

C:\Users\Admin\AppData\Local\Temp\9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.exe
"C:\Users\Admin\AppData\Local\Temp\9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1876
- C:\Users\Admin\AppData\Local\Temp\is-S9JJJ.tmp\9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-S9JJJ.tmp\9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.tmp" /SL5="$90054,5406529,721408,C:\Users\Admin\AppData\Local\Temp\9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.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:648
- - C:\Windows\SysWOW64\net.exe
    "C:\Windows\system32\net.exe" pause avidenta_11135
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1744
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 pause avidenta_11135
      4⤵
      System Location Discovery: System Language Discovery
      PID:3572
- - C:\Users\Admin\AppData\Local\Avidenta 1.3.3\avidenta364.exe
    "C:\Users\Admin\AppData\Local\Avidenta 1.3.3\avidenta364.exe" -i
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:4780

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\Avidenta 1.3.3\avidenta364.exe

Filesize
3.3MB

MD5
adbd1261598c2e3907f32d8d406e0152

SHA1
ddf46f31809dea787d4cce7d95a049eada8bb3e7

SHA256
73d048fbe632aa762fb35213dcc89d1ecd79f549c862206912e218a86f4df75c

SHA512
e85dcd515fc7a285491f58c604bb1b56ecc06246641675e68c602cdbe62c84b15478cbb950c4eb1c168e64157017aa8e2145bf4f6f3a95dd61f4bc85e0ba4af7

Download Submit
C:\Users\Admin\AppData\Local\Avidenta 1.3.3\sqlite3.dll

Filesize
630KB

MD5
e477a96c8f2b18d6b5c27bde49c990bf

SHA1
e980c9bf41330d1e5bd04556db4646a0210f7409

SHA256
16574f51785b0e2fc29c2c61477eb47bb39f714829999511dc8952b43ab17660

SHA512
335a86268e7c0e568b1c30981ec644e6cd332e66f96d2551b58a82515316693c1859d87b4f4b7310cf1ac386cee671580fdd999c3bcb23acf2c2282c01c8798c

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-H2FC6.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-S9JJJ.tmp\9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.tmp

Filesize
2.4MB

MD5
2d63f19bd6f7afc68537b25c7367e178

SHA1
d73e20a7710c2d96197ae8ce75464436ebb815ab

SHA256
3c270026e176ed8d90dc4e8e80cffbb24bc4ffe437c25c664f92d4e040a942f6

SHA512
7ee4e81fb24981365486c9247d7a25e4bae234134c20a1625dc3d18f0d88e948fd1e38842109175b82ac17d55ab3d8e2a6e51f5792ab0dd44aec46e240d491ae

Download Submit
memory/648-68-0x0000000000400000-0x0000000000679000-memory.dmp

Filesize
2.5MB

Download
memory/648-6-0x0000000000400000-0x0000000000679000-memory.dmp

Filesize
2.5MB

Download
memory/1876-2-0x0000000000401000-0x00000000004A9000-memory.dmp

Filesize
672KB

Download
memory/1876-0-0x0000000000400000-0x00000000004BE000-memory.dmp

Filesize
760KB

Download
memory/1876-69-0x0000000000400000-0x00000000004BE000-memory.dmp

Filesize
760KB

Download
memory/4780-83-0x0000000000400000-0x000000000074B000-memory.dmp

Filesize
3.3MB

Download
memory/4780-99-0x0000000000400000-0x000000000074B000-memory.dmp

Filesize
3.3MB

Download
memory/4780-64-0x0000000000400000-0x000000000074B000-memory.dmp

Filesize
3.3MB

Download
memory/4780-72-0x0000000060900000-0x0000000060992000-memory.dmp

Filesize
584KB

Download
memory/4780-71-0x0000000000400000-0x000000000074B000-memory.dmp

Filesize
3.3MB

Download
memory/4780-75-0x0000000000400000-0x000000000074B000-memory.dmp

Filesize
3.3MB

Download
memory/4780-79-0x0000000000400000-0x000000000074B000-memory.dmp

Filesize
3.3MB

Download
memory/4780-63-0x0000000000400000-0x000000000074B000-memory.dmp

Filesize
3.3MB

Download
memory/4780-87-0x0000000000400000-0x000000000074B000-memory.dmp

Filesize
3.3MB

Download
memory/4780-91-0x0000000000400000-0x000000000074B000-memory.dmp

Filesize
3.3MB

Download
memory/4780-93-0x0000000000A00000-0x0000000000AA2000-memory.dmp

Filesize
648KB

Download
memory/4780-67-0x0000000000400000-0x000000000074B000-memory.dmp

Filesize
3.3MB

Download
memory/4780-101-0x0000000000400000-0x000000000074B000-memory.dmp

Filesize
3.3MB

Download
memory/4780-104-0x0000000000400000-0x000000000074B000-memory.dmp

Filesize
3.3MB

Download
memory/4780-105-0x0000000000400000-0x000000000074B000-memory.dmp

Filesize
3.3MB

Download
memory/4780-109-0x0000000000400000-0x000000000074B000-memory.dmp

Filesize
3.3MB

Download
memory/4780-113-0x0000000000400000-0x000000000074B000-memory.dmp

Filesize
3.3MB

Download
memory/4780-117-0x0000000000400000-0x000000000074B000-memory.dmp

Filesize
3.3MB

Download
memory/4780-121-0x0000000000400000-0x000000000074B000-memory.dmp

Filesize
3.3MB

Download
memory/4780-123-0x0000000000A00000-0x0000000000AA2000-memory.dmp

Filesize
648KB

Download
memory/4780-124-0x0000000000A00000-0x0000000000AA2000-memory.dmp

Filesize
648KB

Download
memory/4780-128-0x0000000000400000-0x000000000074B000-memory.dmp

Filesize
3.3MB

Download
memory/4780-132-0x0000000000400000-0x000000000074B000-memory.dmp

Filesize
3.3MB

Download

pid	process
648	9bc2dbf337e73988642767cd9e485d18ec607b874972f88e28cf9bdfb33ad696.tmp
4780	avidenta364.exe

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads