socks5systemz | 2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7

General

Target

2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.exe
Size

4.9MB
MD5

c512fe759ed097d027dcf8262808a069
SHA1

c2b8ff9f6ffe59e70d778540d38e6758288f8f4e
SHA256

2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7
SHA512

6a0656bf9116fb4acb4566ee4198e75e5948c251c7a5fa198ec12f49193645e27979cd0b7e9f483ad457a159a6ac22edce211a7fe09c75472de75e03f572c56d
SSDEEP

98304:mEEUu8FBVbU8QBgHoCvmI1c5Yvt7stG12VgkFqUFXtuI50TsYA:znv5EyHoCk+qM1uFbuIKoYA

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

aqyokgz.ru

fibqyuv.ru

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2152-92-0x00000000024A0000-0x0000000002542000-memory.dmp	family_socks5systemz

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

Processes:

2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmporangestarsaudioconverter.exeorangestarsaudioconverter.exe

pid process

2996 2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp
2476 orangestarsaudioconverter.exe
2152 orangestarsaudioconverter.exe

pid	process
2996	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp
2476	orangestarsaudioconverter.exe
2152	orangestarsaudioconverter.exe

Loads dropped DLL 5 IoCs

Processes:

2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.exe2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp

pid	process
2556	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.exe
2996	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp
2996	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp
2996	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp
2996	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.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	81.31.197.38
Destination IP	152.89.198.214
Destination IP	152.89.198.214
Destination IP	45.155.250.90
Destination IP	152.89.198.214
Destination IP	141.98.234.31
Destination IP	91.211.247.248
Destination IP	45.155.250.90
Destination IP	81.31.197.38
Destination IP	152.89.198.214
Destination IP	152.89.198.214
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:

2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp

pid process

2996 2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp

pid	process
2996	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.exe2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp

description	pid	process	target process
PID 2556 wrote to memory of 2996	2556	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.exe	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp
PID 2556 wrote to memory of 2996	2556	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.exe	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp
PID 2556 wrote to memory of 2996	2556	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.exe	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp
PID 2556 wrote to memory of 2996	2556	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.exe	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp
PID 2556 wrote to memory of 2996	2556	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.exe	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp
PID 2556 wrote to memory of 2996	2556	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.exe	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp
PID 2556 wrote to memory of 2996	2556	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.exe	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp
PID 2996 wrote to memory of 2476	2996	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp	orangestarsaudioconverter.exe
PID 2996 wrote to memory of 2476	2996	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp	orangestarsaudioconverter.exe
PID 2996 wrote to memory of 2476	2996	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp	orangestarsaudioconverter.exe
PID 2996 wrote to memory of 2476	2996	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp	orangestarsaudioconverter.exe
PID 2996 wrote to memory of 2152	2996	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp	orangestarsaudioconverter.exe
PID 2996 wrote to memory of 2152	2996	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp	orangestarsaudioconverter.exe
PID 2996 wrote to memory of 2152	2996	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp	orangestarsaudioconverter.exe
PID 2996 wrote to memory of 2152	2996	2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp	orangestarsaudioconverter.exe

C:\Users\Admin\AppData\Local\Temp\2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.exe
"C:\Users\Admin\AppData\Local\Temp\2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2556

C:\Users\Admin\AppData\Local\Temp\is-B5V48.tmp\2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp
"C:\Users\Admin\AppData\Local\Temp\is-B5V48.tmp\2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp" /SL5="$40150,4860100,54272,C:\Users\Admin\AppData\Local\Temp\2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2996

C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\orangestarsaudioconverter.exe
"C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\orangestarsaudioconverter.exe" -i
3⤵
- Executes dropped EXE
PID:2476

C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\orangestarsaudioconverter.exe
"C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\orangestarsaudioconverter.exe" -s
3⤵
- Executes dropped EXE
PID:2152

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

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\OrangeStars Audio Converter\orangestarsaudioconverter.exe
Filesize
2.4MB

MD5
b5cda48c9c0351efba0d37e6fb11ca75

SHA1
f62bc1ccb2edeab0c0790900939788be9654a17e

SHA256
1a72ba2b31d2e106b2cfc69feeb5fd9d6a379ec5522779df4ecd5ecb577678a0

SHA512
4f8d67bb34c56a1dae2d04094537e6d027b527a1de162dcf25847f8d4179ad85f5b5a19f33a5230ae502c3c394a2be58fbfa889456612f068023f69ab6c8f5cb

Download Submit
\Users\Admin\AppData\Local\Temp\is-B5V48.tmp\2f3987424da71020d666d6fd2bc523ae04855fcec0b002bce7fdfefe6e3b5ee7.tmp
Filesize
680KB

MD5
08c5308a61a367d176175cd169fd1e02

SHA1
153340b1321627103a2e7d6122b53c3fb527c384

SHA256
9e891b18b5afb4f683ca3bea2c2725a6d406aabfe5cf94d7f7b4b42183cf7f42

SHA512
63008dfe774eaa6b9eb94eb2db8e6b5f5e6827863a219b5127dcc0eeb4519c04f8c3f4e5f91912ad4822b448976a65403dae6273da8a72986f1ac76bd47eded1

Download Submit
\Users\Admin\AppData\Local\Temp\is-BN04D.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-BN04D.tmp\_isetup\_shfoldr.dll
Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/2152-92-0x00000000024A0000-0x0000000002542000-memory.dmp

Filesize
648KB

Download
memory/2152-82-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2152-122-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2152-119-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2152-116-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2152-113-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2152-110-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2152-71-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2152-107-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2152-131-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2152-75-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2152-78-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2152-128-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2152-134-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2152-85-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2152-88-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2152-91-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2152-125-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2152-98-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2152-101-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2152-104-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2476-69-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2476-66-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2476-65-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2556-73-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2556-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2556-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2996-64-0x00000000033F0000-0x0000000003655000-memory.dmp

Filesize
2.4MB

Download
memory/2996-79-0x00000000033F0000-0x0000000003655000-memory.dmp

Filesize
2.4MB

Download
memory/2996-74-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2996-12-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads