socks5systemz | 7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294

Analysis

max time kernel
141s
max time network
127s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
30-06-2024 17:07

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General

Target

7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.exe
Size

5.1MB
MD5

4ead0608b35b89948791722d81d95d9f
SHA1

f338a99b198facd7bc97b14448f42d9772c886d9
SHA256

7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294
SHA512

49bea173fa9b6d70b76ca4e190ae4e22dc8a09b5fe85c55cd3aba36025c9c13e153d70f8d90da5d1f29206b11998da14f683a163e7ae9f243ad2e91287d62112
SSDEEP

98304:CdSdxLwqxmGmQkvTa928Gp9n1Q0LgpmHcyKteqxRWcYyQx7:HxL1xD2vTa92R9n1a88xxRWsQt

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3360-86-0x0000000000A70000-0x0000000000B12000-memory.dmp	family_socks5systemz
behavioral2/memory/3360-113-0x0000000000A70000-0x0000000000B12000-memory.dmp	family_socks5systemz
behavioral2/memory/3360-112-0x0000000000A70000-0x0000000000B12000-memory.dmp	family_socks5systemz

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

Processes:

7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.tmpvixenjunior32.exevixenjunior32.exe

pid process

4624 7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.tmp
4716 vixenjunior32.exe
3360 vixenjunior32.exe
Loads dropped DLL 1 IoCs

Processes:

7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.tmp

pid process

4624 7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.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 141.98.234.31
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:

7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.tmp

pid process

4624 7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.tmp

pid	process
4624	7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.tmp
4716	vixenjunior32.exe
3360	vixenjunior32.exe

pid	process
4624	7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.tmp

description	ioc
Destination IP	141.98.234.31

pid	process
4624	7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.exe7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.tmp

description	pid	process	target process
PID 3240 wrote to memory of 4624	3240	7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.exe	7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.tmp
PID 3240 wrote to memory of 4624	3240	7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.exe	7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.tmp
PID 3240 wrote to memory of 4624	3240	7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.exe	7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.tmp
PID 4624 wrote to memory of 4716	4624	7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.tmp	vixenjunior32.exe
PID 4624 wrote to memory of 4716	4624	7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.tmp	vixenjunior32.exe
PID 4624 wrote to memory of 4716	4624	7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.tmp	vixenjunior32.exe
PID 4624 wrote to memory of 3360	4624	7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.tmp	vixenjunior32.exe
PID 4624 wrote to memory of 3360	4624	7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.tmp	vixenjunior32.exe
PID 4624 wrote to memory of 3360	4624	7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.tmp	vixenjunior32.exe

C:\Users\Admin\AppData\Local\Temp\7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.exe
"C:\Users\Admin\AppData\Local\Temp\7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3240

C:\Users\Admin\AppData\Local\Temp\is-LV5AU.tmp\7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.tmp
"C:\Users\Admin\AppData\Local\Temp\is-LV5AU.tmp\7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.tmp" /SL5="$D016C,5055263,54272,C:\Users\Admin\AppData\Local\Temp\7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4624

C:\Users\Admin\AppData\Local\Morphology VIXEN Junior\vixenjunior32.exe
"C:\Users\Admin\AppData\Local\Morphology VIXEN Junior\vixenjunior32.exe" -i
3⤵
- Executes dropped EXE
PID:4716

C:\Users\Admin\AppData\Local\Morphology VIXEN Junior\vixenjunior32.exe
"C:\Users\Admin\AppData\Local\Morphology VIXEN Junior\vixenjunior32.exe" -s
3⤵
- Executes dropped EXE
PID:3360

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Morphology VIXEN Junior\vixenjunior32.exe
Filesize
3.5MB

MD5
6eb7dce75c582bf1983085dbcf50f74b

SHA1
5bf34b38d27000acb52586ea3d73a08bd14955b3

SHA256
a012027f3066ad47da010ab827590379701da0aeb5ae3202244a71e737c35ff4

SHA512
29135573ab52e2ef2826658d5c195b4996547c6265925dc53aaaea56be6d037114ffdc1cfca0aca196eefd796c1d2b87ead9b5bdecaf376d98a857a8bf44d018

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-59LMP.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-LV5AU.tmp\7dac7d74bfea6c4f987a2ac6847d2de4137886362f1f1b429f0137887c5b8294.tmp
Filesize
680KB

MD5
fddb6f72f126578c0c2a7d3a62eafa25

SHA1
bbc9db04383e8bdceab8ca241ff8b9d865d2da8b

SHA256
68aaee79b2d80910719c70c2995c1b7f113e3fd972eeb36ca3f5159f655b366d

SHA512
3e957f6080a88157b7807f635bf72ac28de3e5568b68c091e5b10b3ff0c99e3d2d70b5c06f7d3650d9198f101d177584c7e2ac28938f63475117be4e306284cd

Download Submit
memory/3240-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3240-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/3240-70-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3360-102-0x0000000000400000-0x000000000077A000-memory.dmp

Filesize
3.5MB

Download
memory/3360-105-0x0000000000400000-0x000000000077A000-memory.dmp

Filesize
3.5MB

Download
memory/3360-120-0x0000000000400000-0x000000000077A000-memory.dmp

Filesize
3.5MB

Download
memory/3360-117-0x0000000000400000-0x000000000077A000-memory.dmp

Filesize
3.5MB

Download
memory/3360-68-0x0000000000400000-0x000000000077A000-memory.dmp

Filesize
3.5MB

Download
memory/3360-69-0x0000000000400000-0x000000000077A000-memory.dmp

Filesize
3.5MB

Download
memory/3360-112-0x0000000000A70000-0x0000000000B12000-memory.dmp

Filesize
648KB

Download
memory/3360-113-0x0000000000A70000-0x0000000000B12000-memory.dmp

Filesize
648KB

Download
memory/3360-72-0x0000000000400000-0x000000000077A000-memory.dmp

Filesize
3.5MB

Download
memory/3360-73-0x0000000000400000-0x000000000077A000-memory.dmp

Filesize
3.5MB

Download
memory/3360-76-0x0000000000400000-0x000000000077A000-memory.dmp

Filesize
3.5MB

Download
memory/3360-79-0x0000000000400000-0x000000000077A000-memory.dmp

Filesize
3.5MB

Download
memory/3360-82-0x0000000000400000-0x000000000077A000-memory.dmp

Filesize
3.5MB

Download
memory/3360-85-0x0000000000400000-0x000000000077A000-memory.dmp

Filesize
3.5MB

Download
memory/3360-86-0x0000000000A70000-0x0000000000B12000-memory.dmp

Filesize
648KB

Download
memory/3360-91-0x0000000000400000-0x000000000077A000-memory.dmp

Filesize
3.5MB

Download
memory/3360-96-0x0000000000400000-0x000000000077A000-memory.dmp

Filesize
3.5MB

Download
memory/3360-99-0x0000000000400000-0x000000000077A000-memory.dmp

Filesize
3.5MB

Download
memory/3360-111-0x0000000000400000-0x000000000077A000-memory.dmp

Filesize
3.5MB

Download
memory/3360-108-0x0000000000400000-0x000000000077A000-memory.dmp

Filesize
3.5MB

Download
memory/4624-10-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4624-71-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4716-64-0x0000000000400000-0x000000000077A000-memory.dmp

Filesize
3.5MB

Download
memory/4716-59-0x0000000000400000-0x000000000077A000-memory.dmp

Filesize
3.5MB

Download
memory/4716-60-0x0000000000400000-0x000000000077A000-memory.dmp

Filesize
3.5MB

Download
memory/4716-65-0x0000000000400000-0x000000000077A000-memory.dmp

Filesize
3.5MB

Download