socks5systemz | 5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a

General

Target

5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.exe
Size

5.3MB
MD5

d40f8851f63e3cd69092676b283e8f50
SHA1

a521b7a5906b02cdb4586d2b2dfc1941f008ef69
SHA256

5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a
SHA512

9b9b7f4271c862e2639e7578d46a857866f6bcd423c466e6cfd50ab05b18d6a3dd0d9ecea2c2a0434f870415735049a0a1cc1b59d3cc13b40fa86269de3e0a08
SSDEEP

98304:m1HVzfed7+GQ/rwxU3HxdkQ0+h1KH8Q6VUQQSeZn2i2:azfedWkIkQ0dcRVfXwn2i2

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1392-92-0x00000000024F0000-0x0000000002592000-memory.dmp	family_socks5systemz
behavioral1/memory/1392-116-0x00000000024F0000-0x0000000002592000-memory.dmp	family_socks5systemz
behavioral1/memory/1392-117-0x00000000024F0000-0x0000000002592000-memory.dmp	family_socks5systemz

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

Processes:

5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.tmpmaxpad32.exemaxpad32.exe

pid process

2700 5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.tmp
1252 maxpad32.exe
1392 maxpad32.exe

Loads dropped DLL 3 IoCs

Processes:

5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.tmp

pid	process
2700	5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.tmp
2700	5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.tmp
2700	5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.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:

5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.tmp

pid process

2700 5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.tmp

description	ioc
Destination IP	152.89.198.214

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.exe5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.tmp

description	pid	process	target process
PID 3496 wrote to memory of 2700	3496	5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.exe	5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.tmp
PID 3496 wrote to memory of 2700	3496	5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.exe	5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.tmp
PID 3496 wrote to memory of 2700	3496	5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.exe	5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.tmp
PID 2700 wrote to memory of 1252	2700	5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.tmp	maxpad32.exe
PID 2700 wrote to memory of 1252	2700	5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.tmp	maxpad32.exe
PID 2700 wrote to memory of 1252	2700	5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.tmp	maxpad32.exe
PID 2700 wrote to memory of 1392	2700	5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.tmp	maxpad32.exe
PID 2700 wrote to memory of 1392	2700	5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.tmp	maxpad32.exe
PID 2700 wrote to memory of 1392	2700	5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.tmp	maxpad32.exe

C:\Users\Admin\AppData\Local\Temp\5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.exe
"C:\Users\Admin\AppData\Local\Temp\5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3496

C:\Users\Admin\AppData\Local\Temp\is-5U2LC.tmp\5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.tmp
"C:\Users\Admin\AppData\Local\Temp\is-5U2LC.tmp\5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.tmp" /SL5="$80092,5297132,54272,C:\Users\Admin\AppData\Local\Temp\5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2700

C:\Users\Admin\AppData\Local\MaxPad\maxpad32.exe
"C:\Users\Admin\AppData\Local\MaxPad\maxpad32.exe" -i
3⤵
- Executes dropped EXE
PID:1252

C:\Users\Admin\AppData\Local\MaxPad\maxpad32.exe
"C:\Users\Admin\AppData\Local\MaxPad\maxpad32.exe" -s
3⤵
- Executes dropped EXE
PID:1392

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

C:\Users\Admin\AppData\Local\MaxPad\maxpad32.exe
Filesize
2.3MB

MD5
98a5805224154bf27ec703d7ccae7eca

SHA1
781c11b8ed552fb1a9568ee0322a7e47441d0369

SHA256
75faecdd4e2012203bab78e4da43bdfd0638a763d616ea8259eab2463ea6d450

SHA512
201a0fed1bc9a7714dfd6e0bed2eff270afa8045876ce0a003f2a5189eb2e8ae76f8dd6980b6713c1316fe66ed0969c4fa3048769024e13e3ffc563da8d7a420

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-1R74D.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-1R74D.tmp\_isetup\_isdecmp.dll
Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-5U2LC.tmp\5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.tmp
Filesize
680KB

MD5
3c22f4ba1a54bd7c893cda0d06a453a0

SHA1
a7e446f9a63c244326ce97be963e07fe2937c456

SHA256
c6bc0aff8501f57e2a6c1e3b297a39a4949cf52f7a167f804145745dbeb63f8c

SHA512
387c8babf5557569dab2830332f2bf961477a1aa6e918600f94d02fa2c37ae79000b02cf16eaa073288f42fec8378043f1d3163159d36f82ccc319468a56e21f

Download Submit
memory/1252-66-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/1252-71-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/1252-69-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/1252-65-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/1392-77-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/1392-109-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/1392-124-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/1392-74-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/1392-121-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/1392-117-0x00000000024F0000-0x0000000002592000-memory.dmp

Filesize
648KB

Download
memory/1392-116-0x00000000024F0000-0x0000000002592000-memory.dmp

Filesize
648KB

Download
memory/1392-80-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/1392-83-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/1392-86-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/1392-89-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/1392-92-0x00000000024F0000-0x0000000002592000-memory.dmp

Filesize
648KB

Download
memory/1392-94-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/1392-100-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/1392-103-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/1392-106-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/1392-115-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/1392-112-0x0000000000400000-0x000000000065B000-memory.dmp

Filesize
2.4MB

Download
memory/2700-13-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2700-76-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/3496-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3496-75-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3496-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download

pid	process
2700	5d252b6a4b2ce5be7200b0f8d6b88e0d75718d9758e7c8bee23606e8b8371f7a.tmp
1252	maxpad32.exe
1392	maxpad32.exe

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads