socks5systemz | 0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864

General

Target

0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.exe
Size

4.4MB
MD5

2efe75d0cee52a2f5a5af3863127b66c
SHA1

411be6da8250df37d692a9a0924faaf339bbf065
SHA256

0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864
SHA512

3716bef9dc2a48152de4d40e0c34f2228cfd2d547d3aca2198c336d4e02db60f7f44d0c41b5f8a4c41541cb9faba469276848d6118f115a57e951e30ba38e963
SSDEEP

98304:mUcipYSMpaMN12Lshswu4gGMn/ZS0fZN28WT4NFmTzHn:spSMpaq12LsTu4mn/cIZN28M4NFuH

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

bhiujdt.com

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/420-83-0x0000000002330000-0x00000000023D2000-memory.dmp	family_socks5systemz

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

Processes:

0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.tmpaudialstunebite.exeaudialstunebite.exe

pid process

4228 0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.tmp
4772 audialstunebite.exe
420 audialstunebite.exe
Loads dropped DLL 1 IoCs

Processes:

0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.tmp

pid process

4228 0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.tmp
Unexpected DNS network traffic destination 3 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
Destination IP 152.89.198.214
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
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:

0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.tmp

pid process

4228 0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.tmp

pid	process
4228	0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.tmp
4772	audialstunebite.exe
420	audialstunebite.exe

pid	process
4228	0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.tmp

description	ioc
Destination IP	152.89.198.214
Destination IP	152.89.198.214
Destination IP	91.211.247.248

pid	process
4228	0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.exe0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.tmp

description	pid	process	target process
PID 612 wrote to memory of 4228	612	0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.exe	0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.tmp
PID 612 wrote to memory of 4228	612	0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.exe	0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.tmp
PID 612 wrote to memory of 4228	612	0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.exe	0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.tmp
PID 4228 wrote to memory of 4772	4228	0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.tmp	audialstunebite.exe
PID 4228 wrote to memory of 4772	4228	0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.tmp	audialstunebite.exe
PID 4228 wrote to memory of 4772	4228	0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.tmp	audialstunebite.exe
PID 4228 wrote to memory of 420	4228	0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.tmp	audialstunebite.exe
PID 4228 wrote to memory of 420	4228	0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.tmp	audialstunebite.exe
PID 4228 wrote to memory of 420	4228	0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.tmp	audialstunebite.exe

C:\Users\Admin\AppData\Local\Temp\0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.exe
"C:\Users\Admin\AppData\Local\Temp\0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:612

C:\Users\Admin\AppData\Local\Temp\is-A1KFU.tmp\0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.tmp
"C:\Users\Admin\AppData\Local\Temp\is-A1KFU.tmp\0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.tmp" /SL5="$60060,4380205,54272,C:\Users\Admin\AppData\Local\Temp\0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4228

C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite.exe
"C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite.exe" -i
3⤵
- Executes dropped EXE
PID:4772

C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite.exe
"C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite.exe" -s
3⤵
- Executes dropped EXE
PID:420

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 Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite.exe
Filesize
2.4MB

MD5
893778d4c113e597d932a07aa233453a

SHA1
684f932a10bd80ff35688c3788e5ca825fd395a4

SHA256
325aedd731dfd161000f443f7aa61e1666583f9650a975cd68f94123b19ca4a2

SHA512
6e807548276c1e108cf612e480c0bb8834b54293cfbe362226743e87c6d9da7532754b0c2b3604b27ebf6e41e0192bfa0f2859380afdc1b5b18a0ed3e3dc82ac

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-A1KFU.tmp\0f584bf26dc594bd1a0c2a1e2e92bcf4a10698b17772f9bb46b6e5362f8ed864.tmp
Filesize
680KB

MD5
9cd4f8c1e5d8e1e4c8fdc6d1bd5f38f7

SHA1
1e4c40a5a532968887c2b5ce0bf6b4d64f192ed2

SHA256
e0c5cc0a232d6ab642ecb701314227275a33cce2de01312cc9cf565e400e8129

SHA512
24d2c239786909767b7fa1d1170318c2025b323fd52b799eb0f3331e6053fa458908f0cd59d8b8a35a8e08828dfcc4e16ba82cf513f53980a7cfbe5ea751a39b

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

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
memory/420-88-0x0000000000400000-0x0000000000663000-memory.dmp

Filesize
2.4MB

Download
memory/420-76-0x0000000000400000-0x0000000000663000-memory.dmp

Filesize
2.4MB

Download
memory/420-114-0x0000000000400000-0x0000000000663000-memory.dmp

Filesize
2.4MB

Download
memory/420-111-0x0000000000400000-0x0000000000663000-memory.dmp

Filesize
2.4MB

Download
memory/420-108-0x0000000000400000-0x0000000000663000-memory.dmp

Filesize
2.4MB

Download
memory/420-105-0x0000000000400000-0x0000000000663000-memory.dmp

Filesize
2.4MB

Download
memory/420-67-0x0000000000400000-0x0000000000663000-memory.dmp

Filesize
2.4MB

Download
memory/420-102-0x0000000000400000-0x0000000000663000-memory.dmp

Filesize
2.4MB

Download
memory/420-99-0x0000000000400000-0x0000000000663000-memory.dmp

Filesize
2.4MB

Download
memory/420-70-0x0000000000400000-0x0000000000663000-memory.dmp

Filesize
2.4MB

Download
memory/420-73-0x0000000000400000-0x0000000000663000-memory.dmp

Filesize
2.4MB

Download
memory/420-96-0x0000000000400000-0x0000000000663000-memory.dmp

Filesize
2.4MB

Download
memory/420-79-0x0000000000400000-0x0000000000663000-memory.dmp

Filesize
2.4MB

Download
memory/420-82-0x0000000000400000-0x0000000000663000-memory.dmp

Filesize
2.4MB

Download
memory/420-83-0x0000000002330000-0x00000000023D2000-memory.dmp

Filesize
648KB

Download
memory/420-93-0x0000000000400000-0x0000000000663000-memory.dmp

Filesize
2.4MB

Download
memory/612-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/612-68-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/612-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/4228-13-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4228-69-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4772-64-0x0000000000400000-0x0000000000663000-memory.dmp

Filesize
2.4MB

Download
memory/4772-61-0x0000000000400000-0x0000000000663000-memory.dmp

Filesize
2.4MB

Download
memory/4772-59-0x0000000000400000-0x0000000000663000-memory.dmp

Filesize
2.4MB

Download

Analysis

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