socks5systemz | 3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1

General

Target

3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.exe
Size

4.8MB
MD5

a0160ca9211780c5e0c1cacb5b8a8cf8
SHA1

5f0fcda7df0dd705c09694b0a12b5d348c853451
SHA256

3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1
SHA512

4a42e3985366c11311fd142c91084f749c75c86b98d3cd68dd37c98cac721a6274ca7404503b81c081c838c9c4ea63ca186bb8831b998d53f4d98fbd0706d0d2
SSDEEP

98304:mLvddaQ24VT8u6zOVEt3Cq2CMR6kJi97yC0AuPdln2O2UrdGJNt:AVoQ9VITOVEICXkJi9CXn2Cst

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

begyqaw.com

gobeaid.com

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2500-92-0x00000000025D0000-0x0000000002672000-memory.dmp	family_socks5systemz

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

Processes:

3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmpm4atomp3freeconverter.exem4atomp3freeconverter.exe

pid process

1996 3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp
2508 m4atomp3freeconverter.exe
2500 m4atomp3freeconverter.exe

pid	process
1996	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp
2508	m4atomp3freeconverter.exe
2500	m4atomp3freeconverter.exe

Loads dropped DLL 5 IoCs

Processes:

3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.exe3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp

pid	process
2068	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.exe
1996	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp
1996	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp
1996	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp
1996	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp

Unexpected DNS network traffic destination 13 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
Destination IP	152.89.198.214
Destination IP	91.211.247.248
Destination IP	141.98.234.31
Destination IP	152.89.198.214
Destination IP	152.89.198.214
Destination IP	152.89.198.214
Destination IP	45.155.250.90
Destination IP	45.155.250.90
Destination IP	45.155.250.90
Destination IP	141.98.234.31
Destination IP	81.31.197.38
Destination IP	81.31.197.38

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:

3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp

pid process

1996 3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp

pid	process
1996	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.exe3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp

description	pid	process	target process
PID 2068 wrote to memory of 1996	2068	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.exe	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp
PID 2068 wrote to memory of 1996	2068	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.exe	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp
PID 2068 wrote to memory of 1996	2068	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.exe	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp
PID 2068 wrote to memory of 1996	2068	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.exe	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp
PID 2068 wrote to memory of 1996	2068	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.exe	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp
PID 2068 wrote to memory of 1996	2068	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.exe	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp
PID 2068 wrote to memory of 1996	2068	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.exe	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp
PID 1996 wrote to memory of 2508	1996	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp	m4atomp3freeconverter.exe
PID 1996 wrote to memory of 2508	1996	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp	m4atomp3freeconverter.exe
PID 1996 wrote to memory of 2508	1996	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp	m4atomp3freeconverter.exe
PID 1996 wrote to memory of 2508	1996	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp	m4atomp3freeconverter.exe
PID 1996 wrote to memory of 2500	1996	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp	m4atomp3freeconverter.exe
PID 1996 wrote to memory of 2500	1996	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp	m4atomp3freeconverter.exe
PID 1996 wrote to memory of 2500	1996	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp	m4atomp3freeconverter.exe
PID 1996 wrote to memory of 2500	1996	3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp	m4atomp3freeconverter.exe

C:\Users\Admin\AppData\Local\Temp\3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.exe
"C:\Users\Admin\AppData\Local\Temp\3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2068

C:\Users\Admin\AppData\Local\Temp\is-GMPI1.tmp\3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp
"C:\Users\Admin\AppData\Local\Temp\is-GMPI1.tmp\3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp" /SL5="$5014E,4755530,54272,C:\Users\Admin\AppData\Local\Temp\3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1996

C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3freeconverter.exe
"C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3freeconverter.exe" -i
3⤵
- Executes dropped EXE
PID:2508

C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3freeconverter.exe
"C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3freeconverter.exe" -s
3⤵
- Executes dropped EXE
PID:2500

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3freeconverter.exe
Filesize
2.9MB

MD5
d09935faa118e95cb5c31fafd8158b3c

SHA1
a121ca652207defda12105730cc786b8bc36ea76

SHA256
84a0bf06fc2f37f0fe50882888be474b03ea4c833a2fab18c373e899deb51c4c

SHA512
a4276eaf466d55216c89bc7ab23926f9bef1fe479780b22aac52252653e09711853eef2e8789dc9e181f7c437e857dcfd29bcb08d8150291b49bff71f82ae391

Download Submit
\Users\Admin\AppData\Local\Temp\is-GMPI1.tmp\3e9d20e9164affd09d80bd2baa0eb93df9314d169c66bcdc57c6a3be24b5adb1.tmp
Filesize
680KB

MD5
dafff71ba13e58daac2c21ed0ed54458

SHA1
ec169d6088ee3a539030ef630164dae1dd7d9a80

SHA256
167c4af51c1b261fc6bc53d7e4eab5cc5408ac4953518f1dcd129dbe62aca9fb

SHA512
ecd2f14d391892f82efea278949c0a20367bec0eefef159ad44915d008b462ba0ffb5b00175c5b7f9b9e1f2779f9ed562eb39cf143dd9f44b550f96a7c9bc719

Download Submit
\Users\Admin\AppData\Local\Temp\is-O8OBU.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-O8OBU.tmp\_isetup\_shfoldr.dll
Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/1996-12-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1996-64-0x00000000032D0000-0x00000000035BE000-memory.dmp

Filesize
2.9MB

Download
memory/1996-79-0x00000000032D0000-0x00000000035BE000-memory.dmp

Filesize
2.9MB

Download
memory/1996-74-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2068-73-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2068-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2068-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2500-104-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/2500-98-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/2500-134-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/2500-75-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/2500-78-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/2500-131-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/2500-82-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/2500-85-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/2500-88-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/2500-91-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/2500-92-0x00000000025D0000-0x0000000002672000-memory.dmp

Filesize
648KB

Download
memory/2500-71-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/2500-101-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/2500-128-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/2500-107-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/2500-110-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/2500-113-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/2500-116-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/2500-119-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/2500-122-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/2500-125-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/2508-65-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/2508-66-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/2508-69-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads