socks5systemz | 85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e

Analysis

max time kernel
141s
max time network
134s
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 18:44

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General

Target

85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.exe
Size

5.1MB
MD5

ea2fba9682c840a63782fbe9375d332b
SHA1

f3f1360ecd737485a64a46a3c059219a216f9835
SHA256

85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e
SHA512

716b24435b8f06cc4e5e72478e454983324a21bd53b72de4c404ac006816629f89dc1a9e6b3b1243436372c66dd5e94bb87773a88d439dd790d2797f896cd870
SSDEEP

98304:CXMNtEFVKFd9zvly4N0Q4v84lFZM9ifkd61sVyWhruBw+JzTsf1Qxla:BzFXzvDiFWk/whEwJQva

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4652-85-0x00000000025C0000-0x0000000002662000-memory.dmp	family_socks5systemz
behavioral2/memory/4652-109-0x00000000025C0000-0x0000000002662000-memory.dmp	family_socks5systemz
behavioral2/memory/4652-110-0x00000000025C0000-0x0000000002662000-memory.dmp	family_socks5systemz

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

Processes:

85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.tmpudadvdfreeripper32_64.exeudadvdfreeripper32_64.exe

pid process

1620 85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.tmp
1084 udadvdfreeripper32_64.exe
4652 udadvdfreeripper32_64.exe
Loads dropped DLL 1 IoCs

Processes:

85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.tmp

pid process

1620 85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.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 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:

85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.tmp

pid process

1620 85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.tmp

pid	process
1620	85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.tmp
1084	udadvdfreeripper32_64.exe
4652	udadvdfreeripper32_64.exe

pid	process
1620	85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.tmp

description	ioc
Destination IP	91.211.247.248

pid	process
1620	85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.exe85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.tmp

description	pid	process	target process
PID 5064 wrote to memory of 1620	5064	85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.exe	85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.tmp
PID 5064 wrote to memory of 1620	5064	85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.exe	85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.tmp
PID 5064 wrote to memory of 1620	5064	85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.exe	85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.tmp
PID 1620 wrote to memory of 1084	1620	85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.tmp	udadvdfreeripper32_64.exe
PID 1620 wrote to memory of 1084	1620	85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.tmp	udadvdfreeripper32_64.exe
PID 1620 wrote to memory of 1084	1620	85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.tmp	udadvdfreeripper32_64.exe
PID 1620 wrote to memory of 4652	1620	85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.tmp	udadvdfreeripper32_64.exe
PID 1620 wrote to memory of 4652	1620	85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.tmp	udadvdfreeripper32_64.exe
PID 1620 wrote to memory of 4652	1620	85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.tmp	udadvdfreeripper32_64.exe

C:\Users\Admin\AppData\Local\Temp\85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.exe
"C:\Users\Admin\AppData\Local\Temp\85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:5064

C:\Users\Admin\AppData\Local\Temp\is-A9BJE.tmp\85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.tmp
"C:\Users\Admin\AppData\Local\Temp\is-A9BJE.tmp\85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.tmp" /SL5="$70238,5078383,54272,C:\Users\Admin\AppData\Local\Temp\85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1620

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:1084

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:4652

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-7PVQR.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-A9BJE.tmp\85e9ec7124a91f7d050a16bd2d4bc40e32ec6a6986badeb0b3d5859774264a9e.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
43c99e7c7a03d54b2a68da49ffb8b180

SHA1
ce3bad4fadfdc8b56eba998fa0b02aa3fc855f5a

SHA256
3a642f8585c6618e77840d537781b89f550330880b78d58f9d22e429d1c25975

SHA512
5b492ba809b785bdd62ecee9a0428ca1eed45ad0b573e9dcbcffa614d664492bf8da97a1d0b1d825509e4f51544aa7819366bb666038441092f2eb00e08073e4

Download Submit
memory/1084-64-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/1084-59-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/1084-62-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/1620-69-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1620-7-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4652-76-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/4652-108-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/4652-117-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/4652-113-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/4652-70-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/4652-73-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/4652-110-0x00000000025C0000-0x0000000002662000-memory.dmp

Filesize
648KB

Download
memory/4652-79-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/4652-82-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/4652-85-0x00000000025C0000-0x0000000002662000-memory.dmp

Filesize
648KB

Download
memory/4652-88-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/4652-93-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/4652-96-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/4652-99-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/4652-102-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/4652-105-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/4652-67-0x0000000000400000-0x00000000007DC000-memory.dmp

Filesize
3.9MB

Download
memory/4652-109-0x00000000025C0000-0x0000000002662000-memory.dmp

Filesize
648KB

Download
memory/5064-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5064-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/5064-68-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download