socks5systemz | 0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26

General

Target

0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.exe
Size

4.9MB
MD5

fb999131af716cd8a8a4c9586b5ae625
SHA1

0fe0dbdcfaff73899604d3dba380f7c55ec679d8
SHA256

0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26
SHA512

296a1740fd7612bdd6086652104700a748dd87f514825808bb0c58e8f7bee583c6004d5679cd9e47efc11fad985a3e53e6ac8dff1b23dd2ac5ac706e74b297fa
SSDEEP

98304:mSCCGpEdPCrWB3ykaOC6EqqxKBJkm1RCEFocAx0gEgFaxF7XYhFVD2AnxIbXsk:oGB3yXoGxKBJn1TqKgXyRmDfE8k

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

bniofdb.com

http://bniofdb.com/search/?q=67e28dd83f5ff27c445aaa4e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ee8889b5e4fa9281ae978f171ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ff719c4ee91933f

http://bniofdb.com/search/?q=67e28dd83f5ff27c445aaa4e7c27d78406abdd88be4b12eab517aa5c96bd86ec94874a855a8bbc896c58e713bc90c91b36b5281fc235a925ed3e52d6bd974a95129070b616e96cc92be510b866db51b9e34eed4c2b14a82966836f23d7f210c7ee9d923fcc6b9f12

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/5072-83-0x00000000024D0000-0x0000000002572000-memory.dmp	family_socks5systemz
behavioral2/memory/5072-110-0x00000000024D0000-0x0000000002572000-memory.dmp	family_socks5systemz
behavioral2/memory/5072-109-0x00000000024D0000-0x0000000002572000-memory.dmp	family_socks5systemz

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

Processes:

0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.tmpaudialstunebite32_64.exeaudialstunebite32_64.exe

pid process

5040 0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.tmp
2164 audialstunebite32_64.exe
5072 audialstunebite32_64.exe
Loads dropped DLL 1 IoCs

Processes:

0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.tmp

pid process

5040 0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.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
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:

0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.tmp

pid process

5040 0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.tmp

pid	process
5040	0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.tmp
2164	audialstunebite32_64.exe
5072	audialstunebite32_64.exe

pid	process
5040	0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.tmp

description	ioc
Destination IP	45.155.250.90

pid	process
5040	0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.exe0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.tmp

description	pid	process	target process
PID 2460 wrote to memory of 5040	2460	0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.exe	0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.tmp
PID 2460 wrote to memory of 5040	2460	0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.exe	0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.tmp
PID 2460 wrote to memory of 5040	2460	0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.exe	0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.tmp
PID 5040 wrote to memory of 2164	5040	0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.tmp	audialstunebite32_64.exe
PID 5040 wrote to memory of 2164	5040	0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.tmp	audialstunebite32_64.exe
PID 5040 wrote to memory of 2164	5040	0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.tmp	audialstunebite32_64.exe
PID 5040 wrote to memory of 5072	5040	0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.tmp	audialstunebite32_64.exe
PID 5040 wrote to memory of 5072	5040	0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.tmp	audialstunebite32_64.exe
PID 5040 wrote to memory of 5072	5040	0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.tmp	audialstunebite32_64.exe

C:\Users\Admin\AppData\Local\Temp\0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.exe
"C:\Users\Admin\AppData\Local\Temp\0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2460

C:\Users\Admin\AppData\Local\Temp\is-KVNLP.tmp\0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.tmp
"C:\Users\Admin\AppData\Local\Temp\is-KVNLP.tmp\0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.tmp" /SL5="$501F0,4849494,54272,C:\Users\Admin\AppData\Local\Temp\0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:5040

C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite32_64.exe
"C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite32_64.exe" -i
3⤵
- Executes dropped EXE
PID:2164

C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite32_64.exe
"C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite32_64.exe" -s
3⤵
- Executes dropped EXE
PID:5072

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\Audials Tunebite\audialstunebite32_64.exe
Filesize
2.4MB

MD5
06d9a6165ab006394cec447c697ce123

SHA1
50b759818a0f0d154c7ffea95b7797c7f9ee2e75

SHA256
3769280636ab749b7a85761aa9a444824fa951fce1733cad5133a265176a2706

SHA512
07c99159ef2cfe1e2c3e828d5a9496e3beb8b33fc92f5783264d8041f2f6f061ad258f8e929fc1332789010bcff0132a78e2dd4bf68e20acbe1653a0f5027990

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-2IG16.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-KVNLP.tmp\0ae4fe9739f95040d37b677d2d516f1f7dd635a6737170e473c161ec2f8e4a26.tmp
Filesize
680KB

MD5
9c0c87dbb79871a4914149cd5acefbf8

SHA1
35627d4c709114e03240747deb05d154743ccb59

SHA256
0b29aab1bdbef4c1435541320b77e3a47d063f2cb0657018a918907d8ede18bf

SHA512
6608bfbf67b572584cd068ca60eb71fa972384f7c3cfa87011e82e5c15cb10332d4dcc6db23fc3153104dd635e6b2eb9e27d6eb08a07f4a396b04757a20080bd

Download Submit
memory/2164-60-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/2164-61-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/2164-64-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/2460-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2460-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2460-68-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5040-69-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/5040-10-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/5072-76-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/5072-96-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/5072-73-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/5072-67-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/5072-79-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/5072-82-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/5072-83-0x00000000024D0000-0x0000000002572000-memory.dmp

Filesize
648KB

Download
memory/5072-87-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/5072-93-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/5072-70-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/5072-99-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/5072-102-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/5072-105-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/5072-108-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/5072-110-0x00000000024D0000-0x0000000002572000-memory.dmp

Filesize
648KB

Download
memory/5072-109-0x00000000024D0000-0x0000000002572000-memory.dmp

Filesize
648KB

Download
memory/5072-114-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/5072-117-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download

Analysis

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