socks5systemz | c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a

Analysis

max time kernel
143s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
01-07-2024 07:28

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General

Target

c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.exe
Size

5.2MB
MD5

41a43bb74e6bb55151ac4aaca3d2fc90
SHA1

8a76d9d4adb077af913198e3c665a655cc142711
SHA256

c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a
SHA512

c6d45ecc36333a0661759551db1da6fa46daf734ad02557e4f4ce879fb8354a7547dd4a5dbe4b1eda068469904160139f4b923c3aa50cd8723b7041c5e61feb4
SSDEEP

98304:C5bNM7Ps6fPWg2DQdUAMybo17emAXYqEMKDbjNso2EL9hmhqQxt:axM7Rnt2DWUAVo17e/Y5jWo2oh6qQ7

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3648-88-0x0000000000A20000-0x0000000000AC2000-memory.dmp	family_socks5systemz
behavioral1/memory/3648-111-0x0000000000A20000-0x0000000000AC2000-memory.dmp	family_socks5systemz
behavioral1/memory/3648-112-0x0000000000A20000-0x0000000000AC2000-memory.dmp	family_socks5systemz

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

Processes:

c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.tmpmp3doctorfree.exemp3doctorfree.exe

pid process

4616 c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.tmp
1136 mp3doctorfree.exe
3648 mp3doctorfree.exe
Loads dropped DLL 1 IoCs

Processes:

c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.tmp

pid process

4616 c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.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:

c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.tmp

pid process

4616 c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.tmp

pid	process
4616	c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.tmp
1136	mp3doctorfree.exe
3648	mp3doctorfree.exe

pid	process
4616	c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.tmp

description	ioc
Destination IP	152.89.198.214

pid	process
4616	c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.exec0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.tmp

description	pid	process	target process
PID 2500 wrote to memory of 4616	2500	c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.exe	c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.tmp
PID 2500 wrote to memory of 4616	2500	c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.exe	c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.tmp
PID 2500 wrote to memory of 4616	2500	c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.exe	c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.tmp
PID 4616 wrote to memory of 1136	4616	c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.tmp	mp3doctorfree.exe
PID 4616 wrote to memory of 1136	4616	c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.tmp	mp3doctorfree.exe
PID 4616 wrote to memory of 1136	4616	c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.tmp	mp3doctorfree.exe
PID 4616 wrote to memory of 3648	4616	c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.tmp	mp3doctorfree.exe
PID 4616 wrote to memory of 3648	4616	c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.tmp	mp3doctorfree.exe
PID 4616 wrote to memory of 3648	4616	c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.tmp	mp3doctorfree.exe

C:\Users\Admin\AppData\Local\Temp\c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.exe
"C:\Users\Admin\AppData\Local\Temp\c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2500

C:\Users\Admin\AppData\Local\Temp\is-7U3N4.tmp\c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.tmp
"C:\Users\Admin\AppData\Local\Temp\is-7U3N4.tmp\c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.tmp" /SL5="$6020A,5177352,54272,C:\Users\Admin\AppData\Local\Temp\c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4616

C:\Users\Admin\AppData\Local\MP3Doctor Free 2022\mp3doctorfree.exe
"C:\Users\Admin\AppData\Local\MP3Doctor Free 2022\mp3doctorfree.exe" -i
3⤵
- Executes dropped EXE
PID:1136

C:\Users\Admin\AppData\Local\MP3Doctor Free 2022\mp3doctorfree.exe
"C:\Users\Admin\AppData\Local\MP3Doctor Free 2022\mp3doctorfree.exe" -s
3⤵
- Executes dropped EXE
PID:3648

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\MP3Doctor Free 2022\mp3doctorfree.exe
Filesize
3.7MB

MD5
bf4b341fa268738ed8e1ab83d49ff837

SHA1
f491016c984285eda3610d5617b638cdb178c4a8

SHA256
d24101181f8eafc38d6616ec72add931270f6d0f9c8b3446c3879735e8fca53e

SHA512
f76d870054bac1691a941ccfc4dd4961ccb15fe7c20014b9e3aa4cfc7c1a1a3aa723addd02529fa2fcf28ca7a4f7b8a0ad5c633ac0d2bfcc4b00ecc4ef6431d1

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-4N46B.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-7U3N4.tmp\c0d94d02effe02b4daf6bbabad32b4f0a0aa2e998d93751f3f36e9ebdb78d24a.tmp
Filesize
680KB

MD5
7ac975436d199406bad846a844a9c8b0

SHA1
828a73cd635f2b7c3fe50a25808f26f59994af11

SHA256
fa041fed23876105c5b2e4c2225950508f43d6875dd318d9208e7aa01525831d

SHA512
5d2d2ff3097f2c69d4e207f77e7eabeab0685a24eff96548755c1620ba63ec2a119c4b9f9222da811390595ba893ab71d7e3966c4f149074465fc16dbf8b0ef0

Download Submit
memory/1136-59-0x0000000000400000-0x00000000007B7000-memory.dmp

Filesize
3.7MB

Download
memory/1136-60-0x0000000000400000-0x00000000007B7000-memory.dmp

Filesize
3.7MB

Download
memory/1136-63-0x0000000000400000-0x00000000007B7000-memory.dmp

Filesize
3.7MB

Download
memory/1136-65-0x0000000000400000-0x00000000007B7000-memory.dmp

Filesize
3.7MB

Download
memory/2500-70-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2500-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2500-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3648-76-0x0000000000400000-0x00000000007B7000-memory.dmp

Filesize
3.7MB

Download
memory/3648-107-0x0000000000400000-0x00000000007B7000-memory.dmp

Filesize
3.7MB

Download
memory/3648-68-0x0000000000400000-0x00000000007B7000-memory.dmp

Filesize
3.7MB

Download
memory/3648-119-0x0000000000400000-0x00000000007B7000-memory.dmp

Filesize
3.7MB

Download
memory/3648-72-0x0000000000400000-0x00000000007B7000-memory.dmp

Filesize
3.7MB

Download
memory/3648-75-0x0000000000400000-0x00000000007B7000-memory.dmp

Filesize
3.7MB

Download
memory/3648-116-0x0000000000400000-0x00000000007B7000-memory.dmp

Filesize
3.7MB

Download
memory/3648-79-0x0000000000400000-0x00000000007B7000-memory.dmp

Filesize
3.7MB

Download
memory/3648-82-0x0000000000400000-0x00000000007B7000-memory.dmp

Filesize
3.7MB

Download
memory/3648-85-0x0000000000400000-0x00000000007B7000-memory.dmp

Filesize
3.7MB

Download
memory/3648-88-0x0000000000A20000-0x0000000000AC2000-memory.dmp

Filesize
648KB

Download
memory/3648-92-0x0000000000400000-0x00000000007B7000-memory.dmp

Filesize
3.7MB

Download
memory/3648-95-0x0000000000400000-0x00000000007B7000-memory.dmp

Filesize
3.7MB

Download
memory/3648-98-0x0000000000400000-0x00000000007B7000-memory.dmp

Filesize
3.7MB

Download
memory/3648-101-0x0000000000400000-0x00000000007B7000-memory.dmp

Filesize
3.7MB

Download
memory/3648-104-0x0000000000400000-0x00000000007B7000-memory.dmp

Filesize
3.7MB

Download
memory/3648-69-0x0000000000400000-0x00000000007B7000-memory.dmp

Filesize
3.7MB

Download
memory/3648-110-0x0000000000400000-0x00000000007B7000-memory.dmp

Filesize
3.7MB

Download
memory/3648-111-0x0000000000A20000-0x0000000000AC2000-memory.dmp

Filesize
648KB

Download
memory/3648-112-0x0000000000A20000-0x0000000000AC2000-memory.dmp

Filesize
648KB

Download
memory/4616-12-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4616-71-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download