socks5systemz | a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5

General

Target

a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.exe
Size

4.8MB
MD5

653fef3d5a01ff6c6d2730be37faf50b
SHA1

8e68d741e96756d8b1d58cfe0d1584c9f0c81aeb
SHA256

a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5
SHA512

68ba22c75dfe43ea303aa4217a1d81ddfc7e8e5b6e00b8abcb093bdb2db7d5402db71358a5fd147d022c3cc264f37d90105dd210debe9b547a20f0e1a2efc404
SSDEEP

98304:mSjJeiLrZa1cPEdJPsckWtd+Cf1LBdW9CGyWd3lno/g0ZKC95EMiBga2K2:njLPsdkWtd+iU5yWgYP26ga2z

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

bpgwddb.com

http://bpgwddb.com/search/?q=67e28dd86a5ef62a130aa5197c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a771ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a6f8dfd18c3e692

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2440-94-0x00000000025C0000-0x0000000002662000-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/2616-66-0x0000000000400000-0x00000000006EA000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2616-69-0x0000000000400000-0x00000000006EA000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2440-76-0x0000000000400000-0x00000000006EA000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2440-79-0x0000000000400000-0x00000000006EA000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2440-84-0x0000000000400000-0x00000000006EA000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2440-87-0x0000000000400000-0x00000000006EA000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2440-90-0x0000000000400000-0x00000000006EA000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2440-93-0x0000000000400000-0x00000000006EA000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2440-100-0x0000000000400000-0x00000000006EA000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2440-103-0x0000000000400000-0x00000000006EA000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2440-106-0x0000000000400000-0x00000000006EA000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2440-109-0x0000000000400000-0x00000000006EA000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2440-112-0x0000000000400000-0x00000000006EA000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2440-115-0x0000000000400000-0x00000000006EA000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2440-119-0x0000000000400000-0x00000000006EA000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral1/memory/2440-122-0x0000000000400000-0x00000000006EA000-memory.dmp	INDICATOR_EXE_Packed_VMProtect

Executes dropped EXE 3 IoCs

Processes:

a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmpaudioconverter.exeaudioconverter.exe

pid process

1284 a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp
2616 audioconverter.exe
2440 audioconverter.exe

pid	process
1284	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp
2616	audioconverter.exe
2440	audioconverter.exe

Loads dropped DLL 6 IoCs

Processes:

a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.exea10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp

pid	process
3056	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.exe
1284	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp
1284	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp
1284	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp
1284	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp
1284	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.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 91.211.247.248
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:

a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp

pid process

1284 a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp

description	ioc
Destination IP	91.211.247.248

pid	process
1284	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.exea10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp

description	pid	process	target process
PID 3056 wrote to memory of 1284	3056	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.exe	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp
PID 3056 wrote to memory of 1284	3056	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.exe	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp
PID 3056 wrote to memory of 1284	3056	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.exe	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp
PID 3056 wrote to memory of 1284	3056	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.exe	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp
PID 3056 wrote to memory of 1284	3056	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.exe	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp
PID 3056 wrote to memory of 1284	3056	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.exe	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp
PID 3056 wrote to memory of 1284	3056	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.exe	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp
PID 1284 wrote to memory of 2616	1284	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp	audioconverter.exe
PID 1284 wrote to memory of 2616	1284	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp	audioconverter.exe
PID 1284 wrote to memory of 2616	1284	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp	audioconverter.exe
PID 1284 wrote to memory of 2616	1284	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp	audioconverter.exe
PID 1284 wrote to memory of 2440	1284	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp	audioconverter.exe
PID 1284 wrote to memory of 2440	1284	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp	audioconverter.exe
PID 1284 wrote to memory of 2440	1284	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp	audioconverter.exe
PID 1284 wrote to memory of 2440	1284	a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp	audioconverter.exe

C:\Users\Admin\AppData\Local\Temp\a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.exe
"C:\Users\Admin\AppData\Local\Temp\a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3056

C:\Users\Admin\AppData\Local\Temp\is-J15JT.tmp\a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp
"C:\Users\Admin\AppData\Local\Temp\is-J15JT.tmp\a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp" /SL5="$400F8,4803412,54272,C:\Users\Admin\AppData\Local\Temp\a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1284

C:\Users\Admin\AppData\Local\Free Audio Converter\audioconverter.exe
"C:\Users\Admin\AppData\Local\Free Audio Converter\audioconverter.exe" -i
3⤵
- Executes dropped EXE
PID:2616

C:\Users\Admin\AppData\Local\Free Audio Converter\audioconverter.exe
"C:\Users\Admin\AppData\Local\Free Audio Converter\audioconverter.exe" -s
3⤵
- Executes dropped EXE
PID:2440

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\Free Audio Converter\audioconverter.exe
Filesize
2.9MB

MD5
8281e87615f5dafb734c39c51a2dc321

SHA1
e475adfe193d54194b4e2b020c3c8056a92068da

SHA256
c2c2728023887b2ddc578e0a04d819145b1d949b52e00d73a2cadb6ad60801a4

SHA512
d5c7e90ff561586b2dfbed5309472ba8adb1fa1b3cfb1893059593213c08f768856c9a1aea4ed5c2bbbbee48fcd973d9146efbc6e3fba225d7ad0bbc7bf52fc8

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

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-J15JT.tmp\a10926a22bdb4ab1419c00e04b266d001c60752df6b7d320380c6bbe284571e5.tmp
Filesize
680KB

MD5
44b9ca6a625740ff4684e46b706c1079

SHA1
e1437bee59b5335ef6fe7b61ff815b5098f2e402

SHA256
a32a6913b656b5e99bccaae183f08024a2118372c86c4bc6a45e8ae6816f2831

SHA512
59738c2e69631c98aeb33c8c70fc0b85cc9f139d2fa462c03eee3d3c0ab94bf33d669f5ca50b3ae9b370805d446ed43985d711f0817fd228708045c269728a87

Download Submit
memory/1284-75-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1284-81-0x0000000003980000-0x0000000003C6A000-memory.dmp

Filesize
2.9MB

Download
memory/1284-9-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1284-64-0x0000000003980000-0x0000000003C6A000-memory.dmp

Filesize
2.9MB

Download
memory/1284-80-0x0000000003980000-0x0000000003C6A000-memory.dmp

Filesize
2.9MB

Download
memory/2440-76-0x0000000000400000-0x00000000006EA000-memory.dmp

Filesize
2.9MB

Download
memory/2440-90-0x0000000000400000-0x00000000006EA000-memory.dmp

Filesize
2.9MB

Download
memory/2440-72-0x0000000000400000-0x00000000006EA000-memory.dmp

Filesize
2.9MB

Download
memory/2440-122-0x0000000000400000-0x00000000006EA000-memory.dmp

Filesize
2.9MB

Download
memory/2440-119-0x0000000000400000-0x00000000006EA000-memory.dmp

Filesize
2.9MB

Download
memory/2440-115-0x0000000000400000-0x00000000006EA000-memory.dmp

Filesize
2.9MB

Download
memory/2440-79-0x0000000000400000-0x00000000006EA000-memory.dmp

Filesize
2.9MB

Download
memory/2440-112-0x0000000000400000-0x00000000006EA000-memory.dmp

Filesize
2.9MB

Download
memory/2440-109-0x0000000000400000-0x00000000006EA000-memory.dmp

Filesize
2.9MB

Download
memory/2440-84-0x0000000000400000-0x00000000006EA000-memory.dmp

Filesize
2.9MB

Download
memory/2440-87-0x0000000000400000-0x00000000006EA000-memory.dmp

Filesize
2.9MB

Download
memory/2440-106-0x0000000000400000-0x00000000006EA000-memory.dmp

Filesize
2.9MB

Download
memory/2440-93-0x0000000000400000-0x00000000006EA000-memory.dmp

Filesize
2.9MB

Download
memory/2440-94-0x00000000025C0000-0x0000000002662000-memory.dmp

Filesize
648KB

Download
memory/2440-100-0x0000000000400000-0x00000000006EA000-memory.dmp

Filesize
2.9MB

Download
memory/2440-103-0x0000000000400000-0x00000000006EA000-memory.dmp

Filesize
2.9MB

Download
memory/2616-69-0x0000000000400000-0x00000000006EA000-memory.dmp

Filesize
2.9MB

Download
memory/2616-65-0x0000000000400000-0x00000000006EA000-memory.dmp

Filesize
2.9MB

Download
memory/2616-66-0x0000000000400000-0x00000000006EA000-memory.dmp

Filesize
2.9MB

Download
memory/3056-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3056-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/3056-74-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads