socks5systemz | 12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2

General

Target

12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.exe
Size

5.6MB
MD5

5a07736f196d6fe29f034692a8f5d1d4
SHA1

850a1f657cd7cd2b6be0b7a96bd43cd58a35da18
SHA256

12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2
SHA512

0542eb4ec756482f00a0f52600fd48b65cbe74143f99436a61c13650dc538a92ae14efb7bdb33880a93c4c573a3a1465484d258016033217579d9bb384fcf6d0
SSDEEP

98304:m/Z535VGfNzfX7o8jlsk5Mr7aGRTGNVnbIbExdZCJjejOnyZJLJixcPgOxb0ud8:ck35srajNVxQeSnoJL8xyPG

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

bhguqca.com

http://bhguqca.com/search/?q=67e28dd86d5ff028450dff177c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978f571ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff717c0ef909f3b

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4044-89-0x00000000028D0000-0x0000000002972000-memory.dmp	family_socks5systemz

Socks5Systemz
Socks5Systemz is a botnet written in C++.
botnet socks5systemz
Executes dropped EXE 3 IoCs

Processes:

12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.tmpsvomediaplayer32.exesvomediaplayer32.exe

pid process

2516 12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.tmp
3632 svomediaplayer32.exe
4044 svomediaplayer32.exe

Loads dropped DLL 3 IoCs

Processes:

12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.tmp

pid	process
2516	12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.tmp
2516	12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.tmp
2516	12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.tmp

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 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
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.tmp

pid process

2516 12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.tmp

description	ioc
Destination IP	152.89.198.214

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.exe12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.tmp

description	pid	process	target process
PID 3816 wrote to memory of 2516	3816	12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.exe	12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.tmp
PID 3816 wrote to memory of 2516	3816	12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.exe	12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.tmp
PID 3816 wrote to memory of 2516	3816	12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.exe	12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.tmp
PID 2516 wrote to memory of 3632	2516	12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.tmp	svomediaplayer32.exe
PID 2516 wrote to memory of 3632	2516	12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.tmp	svomediaplayer32.exe
PID 2516 wrote to memory of 3632	2516	12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.tmp	svomediaplayer32.exe
PID 2516 wrote to memory of 4044	2516	12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.tmp	svomediaplayer32.exe
PID 2516 wrote to memory of 4044	2516	12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.tmp	svomediaplayer32.exe
PID 2516 wrote to memory of 4044	2516	12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.tmp	svomediaplayer32.exe

C:\Users\Admin\AppData\Local\Temp\12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.exe
"C:\Users\Admin\AppData\Local\Temp\12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3816

C:\Users\Admin\AppData\Local\Temp\is-936FR.tmp\12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.tmp
"C:\Users\Admin\AppData\Local\Temp\is-936FR.tmp\12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.tmp" /SL5="$70220,5626759,54272,C:\Users\Admin\AppData\Local\Temp\12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2516

C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer32.exe
"C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer32.exe" -i
3⤵
- Executes dropped EXE
PID:3632

C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer32.exe
"C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer32.exe" -s
3⤵
- Executes dropped EXE
PID:4044

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer32.exe
Filesize
3.3MB

MD5
b27e124c6cb910d8c3a28586c07ea749

SHA1
b0263caadca1b0ce222d58c85a2a103e1e77ab26

SHA256
75b6db9bec6683f3def421524f17f602017b7e85033fcbddebd5a7e9b5e707a0

SHA512
974fb433a08d3e9aaaa672382738d65b0250f1439a3080859fd47f23075e8a20b283148d607f6b8f2bbb50f4edae8c692fb700fb646fd23653b45c58cd4a0706

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-936FR.tmp\12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.tmp
Filesize
680KB

MD5
4468da54a8b07613269ca5537be5e235

SHA1
9aded70f0853385c5561fa275a77508edae15111

SHA256
0177788e41f30da5d5ac6c66c54fd51c8eac03a1eddc9deb5ff6aefff7821153

SHA512
3b7c3a3bfe4e9ec20ba4d04d06270aa9e26a342bc806c092b37d6a97064c0c7b54f75c9242295f03899d1b5deac99b91480d0c4ba23a6bc33f3739f322279313

Download Submit
\Users\Admin\AppData\Local\Temp\is-6O2VA.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-6O2VA.tmp\_isetup\_isdecmp.dll
Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
memory/2516-75-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2516-12-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/3632-65-0x0000000000400000-0x0000000000747000-memory.dmp

Filesize
3.3MB

Download
memory/3632-66-0x0000000000400000-0x0000000000747000-memory.dmp

Filesize
3.3MB

Download
memory/3632-70-0x0000000000400000-0x0000000000747000-memory.dmp

Filesize
3.3MB

Download
memory/3816-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/3816-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3816-74-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4044-85-0x0000000000400000-0x0000000000747000-memory.dmp

Filesize
3.3MB

Download
memory/4044-107-0x0000000000400000-0x0000000000747000-memory.dmp

Filesize
3.3MB

Download
memory/4044-79-0x0000000000400000-0x0000000000747000-memory.dmp

Filesize
3.3MB

Download
memory/4044-82-0x0000000000400000-0x0000000000747000-memory.dmp

Filesize
3.3MB

Download
memory/4044-73-0x0000000000400000-0x0000000000747000-memory.dmp

Filesize
3.3MB

Download
memory/4044-88-0x0000000000400000-0x0000000000747000-memory.dmp

Filesize
3.3MB

Download
memory/4044-89-0x00000000028D0000-0x0000000002972000-memory.dmp

Filesize
648KB

Download
memory/4044-93-0x0000000000400000-0x0000000000747000-memory.dmp

Filesize
3.3MB

Download
memory/4044-98-0x0000000000400000-0x0000000000747000-memory.dmp

Filesize
3.3MB

Download
memory/4044-101-0x0000000000400000-0x0000000000747000-memory.dmp

Filesize
3.3MB

Download
memory/4044-104-0x0000000000400000-0x0000000000747000-memory.dmp

Filesize
3.3MB

Download
memory/4044-76-0x0000000000400000-0x0000000000747000-memory.dmp

Filesize
3.3MB

Download
memory/4044-110-0x0000000000400000-0x0000000000747000-memory.dmp

Filesize
3.3MB

Download
memory/4044-114-0x0000000000400000-0x0000000000747000-memory.dmp

Filesize
3.3MB

Download
memory/4044-117-0x0000000000400000-0x0000000000747000-memory.dmp

Filesize
3.3MB

Download
memory/4044-120-0x0000000000400000-0x0000000000747000-memory.dmp

Filesize
3.3MB

Download
memory/4044-123-0x0000000000400000-0x0000000000747000-memory.dmp

Filesize
3.3MB

Download
memory/4044-126-0x0000000000400000-0x0000000000747000-memory.dmp

Filesize
3.3MB

Download
memory/4044-129-0x0000000000400000-0x0000000000747000-memory.dmp

Filesize
3.3MB

Download
memory/4044-132-0x0000000000400000-0x0000000000747000-memory.dmp

Filesize
3.3MB

Download
memory/4044-137-0x0000000000400000-0x0000000000747000-memory.dmp

Filesize
3.3MB

Download

pid	process
2516	12bf868e165b87e06cdae0d614ba08902bd898d4e037a294d3149e6e3513eac2.tmp
3632	svomediaplayer32.exe
4044	svomediaplayer32.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads