socks5systemz | 6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8

General

Target

6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.exe
Size

5.3MB
MD5

7731b5ce3da5980d03b17ab4db43b220
SHA1

30d4f55f9bd3a87ab9e2239aa3e8aa1ba6d226d8
SHA256

6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8
SHA512

69492d31e525035cb43ab8de9681e506e452b926fbbf0f4d3b0dd38270bdcba5da98692bd26d30c273c057235241ba9714721791af1eddd2eaa1beb90d88d758
SSDEEP

98304:Mo6lro9Qnc/Vtwl5puPIoo7utW55FCd1QO6Ag2CKes9Dz27rblqctiVtm/sqJ:Ko9yGwl5UPIV7uc57UP62CaNCJqGwts5

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2632-105-0x0000000002A80000-0x0000000002B22000-memory.dmp	family_socks5systemz
behavioral1/memory/2632-128-0x0000000002A80000-0x0000000002B22000-memory.dmp	family_socks5systemz
behavioral1/memory/2632-129-0x0000000002A80000-0x0000000002B22000-memory.dmp	family_socks5systemz

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

Processes:

6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmpblurayplayer32.exe

pid process

2688 6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmp
2632 blurayplayer32.exe

Loads dropped DLL 5 IoCs

Processes:

6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.exe6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmp

pid	process
1396	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.exe
2688	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmp
2688	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmp
2688	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmp
2688	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.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 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

description	ioc
Destination IP	45.155.250.90

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

Processes:

6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.exe6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmpblurayplayer32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	blurayplayer32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmp

pid	process
2688	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmp
2688	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmp

pid process

2688 6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmp

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.exe6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmp

description	pid	process	target process
PID 1396 wrote to memory of 2688	1396	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.exe	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmp
PID 1396 wrote to memory of 2688	1396	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.exe	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmp
PID 1396 wrote to memory of 2688	1396	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.exe	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmp
PID 1396 wrote to memory of 2688	1396	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.exe	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmp
PID 1396 wrote to memory of 2688	1396	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.exe	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmp
PID 1396 wrote to memory of 2688	1396	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.exe	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmp
PID 1396 wrote to memory of 2688	1396	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.exe	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmp
PID 2688 wrote to memory of 2632	2688	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmp	blurayplayer32.exe
PID 2688 wrote to memory of 2632	2688	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmp	blurayplayer32.exe
PID 2688 wrote to memory of 2632	2688	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmp	blurayplayer32.exe
PID 2688 wrote to memory of 2632	2688	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmp	blurayplayer32.exe

C:\Users\Admin\AppData\Local\Temp\6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.exe
"C:\Users\Admin\AppData\Local\Temp\6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1396

C:\Users\Admin\AppData\Local\Temp\is-SBVIS.tmp\6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmp
"C:\Users\Admin\AppData\Local\Temp\is-SBVIS.tmp\6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmp" /SL5="$400F8,5255260,56832,C:\Users\Admin\AppData\Local\Temp\6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.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:2688

C:\Users\Admin\AppData\Local\BluRay Player 1.2.16\blurayplayer32.exe
"C:\Users\Admin\AppData\Local\BluRay Player 1.2.16\blurayplayer32.exe" -i
3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2632

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

\Users\Admin\AppData\Local\BluRay Player 1.2.16\blurayplayer32.exe

Filesize
4.5MB

MD5
42da8e242a828b6532571fd562f40e7e

SHA1
d3b4a2bbcee666b82748c15a2f0bcd19772afc3b

SHA256
055ccd8178a25c88e85411246fbfc2a1f4183dd63aff12f069851f6d446f550c

SHA512
459c1c9ed45b341d9db172bdb83d93982cc8827c3ade158431bd4ca79e832ceb09046d62b99f6e0f87aad7c85103f4aa8f11252061e532efa10b6fdbb089bf4d

Download Submit
\Users\Admin\AppData\Local\Temp\is-4PQD0.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-4PQD0.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-SBVIS.tmp\6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmp

Filesize
690KB

MD5
aa4c6a433329f72ad8b338f73bab7738

SHA1
50f3dff83ca91ceb667de82f80be1e15f8daae2f

SHA256
94c50a23774a7953c7b916c8726fb36143437b0308c57283a1f72eebf6ed6bab

SHA512
53bcda0eb56def8bb22659c51862aadda178e2c51c174cd06ed79b270f417a4f3712c186988c36d2643753a50722ca78c54cf44a46377bbb6900135fe6f5ff83

Download Submit
memory/1396-87-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1396-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1396-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2632-115-0x0000000000400000-0x000000000088C000-memory.dmp

Filesize
4.5MB

Download
memory/2632-105-0x0000000002A80000-0x0000000002B22000-memory.dmp

Filesize
648KB

Download
memory/2632-83-0x0000000000400000-0x000000000088C000-memory.dmp

Filesize
4.5MB

Download
memory/2632-136-0x0000000000400000-0x000000000088C000-memory.dmp

Filesize
4.5MB

Download
memory/2632-133-0x0000000000400000-0x000000000088C000-memory.dmp

Filesize
4.5MB

Download
memory/2632-89-0x0000000000400000-0x000000000088C000-memory.dmp

Filesize
4.5MB

Download
memory/2632-92-0x0000000000400000-0x000000000088C000-memory.dmp

Filesize
4.5MB

Download
memory/2632-95-0x0000000000400000-0x000000000088C000-memory.dmp

Filesize
4.5MB

Download
memory/2632-98-0x0000000000400000-0x000000000088C000-memory.dmp

Filesize
4.5MB

Download
memory/2632-101-0x0000000000400000-0x000000000088C000-memory.dmp

Filesize
4.5MB

Download
memory/2632-104-0x0000000000400000-0x000000000088C000-memory.dmp

Filesize
4.5MB

Download
memory/2632-82-0x0000000000400000-0x000000000088C000-memory.dmp

Filesize
4.5MB

Download
memory/2632-111-0x0000000000400000-0x000000000088C000-memory.dmp

Filesize
4.5MB

Download
memory/2632-129-0x0000000002A80000-0x0000000002B22000-memory.dmp

Filesize
648KB

Download
memory/2632-128-0x0000000002A80000-0x0000000002B22000-memory.dmp

Filesize
648KB

Download
memory/2632-118-0x0000000000400000-0x000000000088C000-memory.dmp

Filesize
4.5MB

Download
memory/2632-121-0x0000000000400000-0x000000000088C000-memory.dmp

Filesize
4.5MB

Download
memory/2632-124-0x0000000000400000-0x000000000088C000-memory.dmp

Filesize
4.5MB

Download
memory/2632-127-0x0000000000400000-0x000000000088C000-memory.dmp

Filesize
4.5MB

Download
memory/2688-8-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2688-112-0x0000000003660000-0x0000000003AEC000-memory.dmp

Filesize
4.5MB

Download
memory/2688-81-0x0000000003660000-0x0000000003AEC000-memory.dmp

Filesize
4.5MB

Download
memory/2688-86-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download

pid	process
2688	6d00c44b3f9be1f413cc5ced4f3679f0acef171592bedb90497313a94cf475b8.tmp
2632	blurayplayer32.exe

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads