socks5systemz | fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e

Analysis

max time kernel
292s
max time network
257s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
01-07-2024 05:10

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.exe
Size

5.1MB
MD5

b8898e978eefaefdea55a20a2eca2df0
SHA1

091e010ff74355fc725a68573445b87b9faab437
SHA256

fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e
SHA512

0e20bd5c9fbf49f51f602e0205ed69ad15ab9f25a793bade26d46a289ef21305525d26f54324b73ad50ca9519b6c798ada2157b4fd0c37a564f7929e973198d1
SSDEEP

98304:CInM8hKwQUnaZrfcdlAwuhDQ83nzVVLWk4OBV3g0cOgomrgi1AIQxg:3M8h2UaZrUzAwuhz3z7LN4OY0LgrgePJ

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource yara_rule

behavioral2/memory/2792-81-0x0000000000880000-0x0000000000921000-memory.dmp family_socks5systemz
Socks5Systemz
Socks5Systemz is a botnet written in C++.
botnet socks5systemz
Executes dropped EXE 3 IoCs

Processes:

fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmptotalrecorderfree32_64.exetotalrecorderfree32_64.exe

pid process

988 fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp
168 totalrecorderfree32_64.exe
2792 totalrecorderfree32_64.exe
Loads dropped DLL 1 IoCs

Processes:

fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp

pid process

988 fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.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:

fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp

pid process

988 fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp

resource	yara_rule
behavioral2/memory/2792-81-0x0000000000880000-0x0000000000921000-memory.dmp	family_socks5systemz

pid	process
988	fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp
168	totalrecorderfree32_64.exe
2792	totalrecorderfree32_64.exe

pid	process
988	fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp

description	ioc
Destination IP	141.98.234.31

pid	process
988	fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.exefa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp

description	pid	process	target process
PID 3604 wrote to memory of 988	3604	fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.exe	fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp
PID 3604 wrote to memory of 988	3604	fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.exe	fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp
PID 3604 wrote to memory of 988	3604	fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.exe	fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp
PID 988 wrote to memory of 168	988	fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp	totalrecorderfree32_64.exe
PID 988 wrote to memory of 168	988	fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp	totalrecorderfree32_64.exe
PID 988 wrote to memory of 168	988	fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp	totalrecorderfree32_64.exe
PID 988 wrote to memory of 2792	988	fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp	totalrecorderfree32_64.exe
PID 988 wrote to memory of 2792	988	fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp	totalrecorderfree32_64.exe
PID 988 wrote to memory of 2792	988	fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp	totalrecorderfree32_64.exe

C:\Users\Admin\AppData\Local\Temp\fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.exe
"C:\Users\Admin\AppData\Local\Temp\fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3604

C:\Users\Admin\AppData\Local\Temp\is-NHLSD.tmp\fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp
"C:\Users\Admin\AppData\Local\Temp\is-NHLSD.tmp\fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp" /SL5="$80200,5071805,54272,C:\Users\Admin\AppData\Local\Temp\fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:988

C:\Users\Admin\AppData\Local\Total Recorder Free\totalrecorderfree32_64.exe
"C:\Users\Admin\AppData\Local\Total Recorder Free\totalrecorderfree32_64.exe" -i
3⤵
- Executes dropped EXE
PID:168

C:\Users\Admin\AppData\Local\Total Recorder Free\totalrecorderfree32_64.exe
"C:\Users\Admin\AppData\Local\Total Recorder Free\totalrecorderfree32_64.exe" -s
3⤵
- Executes dropped EXE
PID:2792

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\is-NHLSD.tmp\fa139d77083c7de082ce68b492b2b23e334eaf0b575696f31749f0b2119bb11e.tmp
Filesize
680KB

MD5
32f6596e136f3f8cfa1fbfd85acef958

SHA1
44411edb185b448613ac7dcfc24a6e2c0da382a3

SHA256
cd40719fec44d56ec09eeabfd56896f6bc80d4cd982f042068baca42141b4713

SHA512
e75005af4acd5ec4f53d584da8fbb2a72358af818dd6643e7eb5b862b3be582ed9cc8c8fb205b04ac2356da87826ab088c0ec658ee890a7605fd32be9b01d626

Download Submit
C:\Users\Admin\AppData\Local\Total Recorder Free\totalrecorderfree32_64.exe
Filesize
3.3MB

MD5
483ec51af8e305771c87698cf5415b14

SHA1
61941288f6b4039c441e918c6ca2c7cad0f18ed3

SHA256
f0aa91a515e137d5f0e8c5b87d3b6014878c097234b02c16aad6d34c742121c8

SHA512
ab60ee1fd3c445a1502984ee12f2c8ecf223a3e81543e4b5e179902b8c3db47698c81a0f12ea6f1b274cdcfac4a3c63b4b62279d3d5c1bdc981c3de97fb1629f

Download Submit
\Users\Admin\AppData\Local\Temp\is-L2A3Q.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
memory/168-63-0x0000000000400000-0x0000000000749000-memory.dmp

Filesize
3.3MB

Download
memory/168-59-0x0000000000400000-0x0000000000749000-memory.dmp

Filesize
3.3MB

Download
memory/168-60-0x0000000000400000-0x0000000000749000-memory.dmp

Filesize
3.3MB

Download
memory/988-67-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/988-10-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2792-77-0x0000000000400000-0x0000000000749000-memory.dmp

Filesize
3.3MB

Download
memory/2792-109-0x0000000000400000-0x0000000000749000-memory.dmp

Filesize
3.3MB

Download
memory/2792-129-0x0000000000400000-0x0000000000749000-memory.dmp

Filesize
3.3MB

Download
memory/2792-68-0x0000000000400000-0x0000000000749000-memory.dmp

Filesize
3.3MB

Download
memory/2792-71-0x0000000000400000-0x0000000000749000-memory.dmp

Filesize
3.3MB

Download
memory/2792-74-0x0000000000400000-0x0000000000749000-memory.dmp

Filesize
3.3MB

Download
memory/2792-124-0x0000000000400000-0x0000000000749000-memory.dmp

Filesize
3.3MB

Download
memory/2792-80-0x0000000000400000-0x0000000000749000-memory.dmp

Filesize
3.3MB

Download
memory/2792-81-0x0000000000880000-0x0000000000921000-memory.dmp

Filesize
644KB

Download
memory/2792-85-0x0000000000400000-0x0000000000749000-memory.dmp

Filesize
3.3MB

Download
memory/2792-90-0x0000000000400000-0x0000000000749000-memory.dmp

Filesize
3.3MB

Download
memory/2792-93-0x0000000000400000-0x0000000000749000-memory.dmp

Filesize
3.3MB

Download
memory/2792-96-0x0000000000400000-0x0000000000749000-memory.dmp

Filesize
3.3MB

Download
memory/2792-99-0x0000000000400000-0x0000000000749000-memory.dmp

Filesize
3.3MB

Download
memory/2792-102-0x0000000000400000-0x0000000000749000-memory.dmp

Filesize
3.3MB

Download
memory/2792-105-0x0000000000400000-0x0000000000749000-memory.dmp

Filesize
3.3MB

Download
memory/2792-121-0x0000000000400000-0x0000000000749000-memory.dmp

Filesize
3.3MB

Download
memory/2792-112-0x0000000000400000-0x0000000000749000-memory.dmp

Filesize
3.3MB

Download
memory/2792-115-0x0000000000400000-0x0000000000749000-memory.dmp

Filesize
3.3MB

Download
memory/2792-118-0x0000000000400000-0x0000000000749000-memory.dmp

Filesize
3.3MB

Download
memory/3604-66-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3604-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3604-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download