socks5systemz | 67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072

Analysis

max time kernel
141s
max time network
127s
platform
windows11-21h2_x64
resource
win11-20240611-en
resource tags

arch:x64arch:x86image:win11-20240611-enlocale:en-usos:windows11-21h2-x64system
submitted
02-07-2024 19:12

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General

Target

67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.exe
Size

5.1MB
MD5

5a499d9677a08c5cd61c0698ff201aa6
SHA1

d5b623edda25f9e0b4ded87c31f8a53c0ea1a480
SHA256

67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072
SHA512

d03bc7d9ddd87cc4dc7884189331b4807447bd8edeb92243b3375a984e12c43348a6adb19525457564306d36439f442cc4a42a545915bf1ece14ac7a66edb4d3
SSDEEP

98304:ChkisGWr6DAhcmm+eBN9onGk2974CkPOXbJmt00AHc2cqO6IiqHXYdo0Qxla:6kiYr6DAam7Nn/1CxXgt00A2qPqHXYdN

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1508-86-0x0000000000A20000-0x0000000000AC2000-memory.dmp	family_socks5systemz
behavioral2/memory/1508-109-0x0000000000A20000-0x0000000000AC2000-memory.dmp	family_socks5systemz
behavioral2/memory/1508-110-0x0000000000A20000-0x0000000000AC2000-memory.dmp	family_socks5systemz

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

Processes:

67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.tmpudadvdfreeripper32_64.exeudadvdfreeripper32_64.exe

pid process

4144 67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.tmp
1920 udadvdfreeripper32_64.exe
1508 udadvdfreeripper32_64.exe
Loads dropped DLL 1 IoCs

Processes:

67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.tmp

pid process

4144 67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.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:

67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.tmp

pid process

4144 67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.tmp

pid	process
4144	67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.tmp
1920	udadvdfreeripper32_64.exe
1508	udadvdfreeripper32_64.exe

pid	process
4144	67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.tmp

description	ioc
Destination IP	152.89.198.214

pid	process
4144	67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.exe67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.tmp

description	pid	process	target process
PID 2404 wrote to memory of 4144	2404	67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.exe	67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.tmp
PID 2404 wrote to memory of 4144	2404	67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.exe	67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.tmp
PID 2404 wrote to memory of 4144	2404	67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.exe	67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.tmp
PID 4144 wrote to memory of 1920	4144	67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.tmp	udadvdfreeripper32_64.exe
PID 4144 wrote to memory of 1920	4144	67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.tmp	udadvdfreeripper32_64.exe
PID 4144 wrote to memory of 1920	4144	67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.tmp	udadvdfreeripper32_64.exe
PID 4144 wrote to memory of 1508	4144	67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.tmp	udadvdfreeripper32_64.exe
PID 4144 wrote to memory of 1508	4144	67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.tmp	udadvdfreeripper32_64.exe
PID 4144 wrote to memory of 1508	4144	67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.tmp	udadvdfreeripper32_64.exe

C:\Users\Admin\AppData\Local\Temp\67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.exe
"C:\Users\Admin\AppData\Local\Temp\67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2404

C:\Users\Admin\AppData\Local\Temp\is-QL4GR.tmp\67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.tmp
"C:\Users\Admin\AppData\Local\Temp\is-QL4GR.tmp\67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.tmp" /SL5="$4021C,5117131,54272,C:\Users\Admin\AppData\Local\Temp\67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4144

C:\Users\Admin\AppData\Local\UDA DVD Free Ripper\udadvdfreeripper32_64.exe
"C:\Users\Admin\AppData\Local\UDA DVD Free Ripper\udadvdfreeripper32_64.exe" -i
3⤵
- Executes dropped EXE
PID:1920

C:\Users\Admin\AppData\Local\UDA DVD Free Ripper\udadvdfreeripper32_64.exe
"C:\Users\Admin\AppData\Local\UDA DVD Free Ripper\udadvdfreeripper32_64.exe" -s
3⤵
- Executes dropped EXE
PID:1508

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\Temp\is-537RF.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-QL4GR.tmp\67a26ffa962653be3f1658616600037aded7e94d3abe71cd44cf8df7b81e0072.tmp
Filesize
680KB

MD5
abcd6f574ffe756e51da3afb3c212040

SHA1
ea0ecf034c3122d64395aaafa59ea701d6b86c00

SHA256
441148131dcb4a120bbc5909fafc077d739274062eddb093fe3d072ec3dc29b7

SHA512
41d2fafdd9b89da7510d683ae8d0b4fc7ff92889d8b684a04b7684940b2db3587685c453547afec570ee1f28ad95376d3ac052372f0a08a0eb4604dd811f7c03

Download Submit
C:\Users\Admin\AppData\Local\UDA DVD Free Ripper\udadvdfreeripper32_64.exe
Filesize
3.8MB

MD5
48003530dd3dec05890cb15bdc69771e

SHA1
570f0503c22996a0a44be4f75c08fe52a0b59498

SHA256
cf6299b7fae580a83c9585fdb973c0fe0712856b6a299a9140776123c25c5175

SHA512
d3dcdc52ad171ecfebe6959d1a592d0e071a5ac06f83762d6acaffcd9bf018333cb332cb2250fd1ba550cf0508869af864917d3ddd32b847cbb3193095ad1532

Download Submit
memory/1508-96-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/1508-99-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/1508-117-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/1508-114-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/1508-110-0x0000000000A20000-0x0000000000AC2000-memory.dmp

Filesize
648KB

Download
memory/1508-109-0x0000000000A20000-0x0000000000AC2000-memory.dmp

Filesize
648KB

Download
memory/1508-67-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/1508-108-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/1508-105-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/1508-70-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/1508-73-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/1508-74-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/1508-77-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/1508-80-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/1508-83-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/1508-86-0x0000000000A20000-0x0000000000AC2000-memory.dmp

Filesize
648KB

Download
memory/1508-87-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/1508-93-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/1508-102-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/1920-63-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/1920-64-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/1920-59-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/2404-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2404-68-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2404-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/4144-8-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4144-69-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download