socks5systemz | 8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532

General

Target

8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.exe
Size

4.8MB
MD5

e3fde49ae52139653cd08508e6df5eaf
SHA1

b4b6b76dbcad01acb719fe968cf7fc602085fc5b
SHA256

8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532
SHA512

cafd630d5db7c97f107842bc962e2127759d71c4802298d2d67d6a3b8adad76e5c663d519460847d5f443083d9d67f48bc1628ee6e56f20a589ffb87901f43da
SSDEEP

98304:mFP+8UyLd7qUQ1do4G5c2r79q/3FSOHrqmzTOlbWF8x6iOFi:e4ad7qUQ/oHr4/1VH1YbWFw6iT

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

aanavre.ru

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2568-92-0x0000000002610000-0x00000000026B2000-memory.dmp	family_socks5systemz

Socks5Systemz
Socks5Systemz is a botnet written in C++.
botnet socks5systemz

Detects executables packed with VMProtect. 16 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2412-66-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2412-69-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2568-75-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2568-79-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2568-82-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2568-85-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2568-88-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2568-91-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2568-98-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2568-101-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2568-104-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2568-107-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2568-110-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2568-113-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2568-116-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2568-119-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect

Executes dropped EXE 3 IoCs

Processes:

8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmpmoonvoiceassist32.exemoonvoiceassist32.exe

pid process

2188 8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp
2412 moonvoiceassist32.exe
2568 moonvoiceassist32.exe

pid	process
2188	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp
2412	moonvoiceassist32.exe
2568	moonvoiceassist32.exe

Loads dropped DLL 5 IoCs

Processes:

8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.exe8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp

pid	process
3016	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.exe
2188	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp
2188	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp
2188	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp
2188	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp

Unexpected DNS network traffic destination 2 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
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:

8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp

pid process

2188 8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp

description	ioc
Destination IP	141.98.234.31
Destination IP	152.89.198.214

pid	process
2188	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.exe8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp

description	pid	process	target process
PID 3016 wrote to memory of 2188	3016	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.exe	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp
PID 3016 wrote to memory of 2188	3016	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.exe	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp
PID 3016 wrote to memory of 2188	3016	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.exe	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp
PID 3016 wrote to memory of 2188	3016	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.exe	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp
PID 3016 wrote to memory of 2188	3016	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.exe	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp
PID 3016 wrote to memory of 2188	3016	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.exe	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp
PID 3016 wrote to memory of 2188	3016	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.exe	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp
PID 2188 wrote to memory of 2412	2188	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp	moonvoiceassist32.exe
PID 2188 wrote to memory of 2412	2188	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp	moonvoiceassist32.exe
PID 2188 wrote to memory of 2412	2188	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp	moonvoiceassist32.exe
PID 2188 wrote to memory of 2412	2188	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp	moonvoiceassist32.exe
PID 2188 wrote to memory of 2568	2188	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp	moonvoiceassist32.exe
PID 2188 wrote to memory of 2568	2188	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp	moonvoiceassist32.exe
PID 2188 wrote to memory of 2568	2188	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp	moonvoiceassist32.exe
PID 2188 wrote to memory of 2568	2188	8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp	moonvoiceassist32.exe

C:\Users\Admin\AppData\Local\Temp\8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.exe
"C:\Users\Admin\AppData\Local\Temp\8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3016

C:\Users\Admin\AppData\Local\Temp\is-KBB4L.tmp\8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp
"C:\Users\Admin\AppData\Local\Temp\is-KBB4L.tmp\8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp" /SL5="$40150,4800852,54272,C:\Users\Admin\AppData\Local\Temp\8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2188

C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32.exe
"C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32.exe" -i
3⤵
- Executes dropped EXE
PID:2412

C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32.exe
"C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32.exe" -s
3⤵
- Executes dropped EXE
PID:2568

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32.exe
Filesize
3.0MB

MD5
eae900350cc38dffc0918e96ac917d35

SHA1
33ab0259fb7d0f62e45e4588ff1eef74a1ab995d

SHA256
90d313bad21681437a039e89b5a5a57e0a53315ecbde71a9ba98e7f1c54a3c8a

SHA512
7e52ec2427058095563daf7279f2b29eff940d613dc374e3960411e73f6996e05db210d7f795380f3f890858c82b51effe1f626af98a0633acf0f532f8c1f425

Download Submit
\Users\Admin\AppData\Local\Temp\is-KBB4L.tmp\8a03737a00eca05904d6eb4b7e6eb2d647df1c89ae8ae9fb7a4cea4ae9e46532.tmp
Filesize
680KB

MD5
b69bf30e5f252cfcf7d82c84f8374a82

SHA1
4730c8a8a06df84e640f6ebc2aaa6f1236405f04

SHA256
d84b7d9a290803b0f334562ef81c1048c271d37fb9bc2d819fce473f26cb364b

SHA512
278be468edc57b6774c81755b8334eb9084eb683eeedc7d7537e6b6fdc2c104ba5392e98853dcd4e8ae052e7ca92a880b34b10c46096cfc2bc5034a15e46e52a

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

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/2188-74-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2188-78-0x0000000004310000-0x000000000461B000-memory.dmp

Filesize
3.0MB

Download
memory/2188-9-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2188-63-0x0000000004310000-0x000000000461B000-memory.dmp

Filesize
3.0MB

Download
memory/2412-65-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/2412-66-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/2412-69-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/2568-75-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/2568-91-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/2568-71-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/2568-119-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/2568-116-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/2568-79-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/2568-82-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/2568-85-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/2568-88-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/2568-113-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/2568-92-0x0000000002610000-0x00000000026B2000-memory.dmp

Filesize
648KB

Download
memory/2568-98-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/2568-101-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/2568-104-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/2568-107-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/2568-110-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/3016-73-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3016-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/3016-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads