socks5systemz | e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592

General

Target

e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.exe
Size

4.7MB
MD5

9cc66a8985ecfc10d165ec22bd023687
SHA1

af66dbd2ef77036ccf5c7c0fb6a86daf072b19c9
SHA256

e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592
SHA512

93d480cc430ecf8686b975a30ec1d1215b4c1dfcb8f177300f74bc0f00f0b7bf8b4daaef639e4cab224ce3122f7faa406bc4337340a76dbb34f69213bbb80285
SSDEEP

98304:mvL/sSGKm6RTeq5z58vBhgUzU5IAIgA5n7QL5FtE5ViHvBbFx:y/sSGK7TFz5cBh7v8AnU5F4Ax

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

aqehneo.ru

http://aqehneo.ru/search/?q=67e28dd86d5ff028450dff177c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978f571ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff712c2ec929e3f

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4472-82-0x0000000002800000-0x00000000028A2000-memory.dmp	family_socks5systemz

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

Processes:

e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.tmplinuxmultiMediastudio32.exelinuxmultiMediastudio32.exe

pid process

4624 e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.tmp
1424 linuxmultiMediastudio32.exe
4472 linuxmultiMediastudio32.exe
Loads dropped DLL 1 IoCs

Processes:

e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.tmp

pid process

4624 e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.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:

e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.tmp

pid process

4624 e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.tmp

pid	process
4624	e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.tmp
1424	linuxmultiMediastudio32.exe
4472	linuxmultiMediastudio32.exe

pid	process
4624	e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.tmp

description	ioc
Destination IP	152.89.198.214

pid	process
4624	e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.exee7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.tmp

description	pid	process	target process
PID 5036 wrote to memory of 4624	5036	e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.exe	e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.tmp
PID 5036 wrote to memory of 4624	5036	e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.exe	e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.tmp
PID 5036 wrote to memory of 4624	5036	e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.exe	e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.tmp
PID 4624 wrote to memory of 1424	4624	e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.tmp	linuxmultiMediastudio32.exe
PID 4624 wrote to memory of 1424	4624	e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.tmp	linuxmultiMediastudio32.exe
PID 4624 wrote to memory of 1424	4624	e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.tmp	linuxmultiMediastudio32.exe
PID 4624 wrote to memory of 4472	4624	e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.tmp	linuxmultiMediastudio32.exe
PID 4624 wrote to memory of 4472	4624	e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.tmp	linuxmultiMediastudio32.exe
PID 4624 wrote to memory of 4472	4624	e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.tmp	linuxmultiMediastudio32.exe

C:\Users\Admin\AppData\Local\Temp\e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.exe
"C:\Users\Admin\AppData\Local\Temp\e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:5036

C:\Users\Admin\AppData\Local\Temp\is-Q9TU5.tmp\e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.tmp
"C:\Users\Admin\AppData\Local\Temp\is-Q9TU5.tmp\e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.tmp" /SL5="$600CA,4710995,54272,C:\Users\Admin\AppData\Local\Temp\e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4624

C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio32.exe
"C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio32.exe" -i
3⤵
- Executes dropped EXE
PID:1424

C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio32.exe
"C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio32.exe" -s
3⤵
- Executes dropped EXE
PID:4472

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio32.exe
Filesize
2.8MB

MD5
20aedea04db72b4f15f5bb4b7333d65c

SHA1
67dd86d3250551d866603d7460ca41049bcdbdb5

SHA256
17773733ae280a2bebccbbf885508227046f25daa7cf0b068ba78ed00623ed80

SHA512
6d854cacb3da17a4a3e5b1d796628648030aa92d9b013979a9d43eb700bb09b8dd5e0664aed2e793465feba69e1c5a5bffd9f88c454c10322ce4962982d5e30c

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-Q9TU5.tmp\e7d7ab5931cc59dbffa5f5f90131b4bc41306bbd0e536624d2a7e54a57f1f592.tmp
Filesize
680KB

MD5
da3e3293eadae0b9e8e0bb85b53bf263

SHA1
6fd7ba9a4f76f8500f7ec3d820f70ca0c869173f

SHA256
ecf5f7145a55f9014f86014fd3d9a6048b8f29e653409604e4d12cb1bda2302d

SHA512
c1b4a03f7f657f1db5bbf21f68ebce7373b90135698eb5fe4c432630e7066f0c89eeddd0f6cbb0af631ad62026992503df42e31e6999b166a541044c688a0fb8

Download Submit
\Users\Admin\AppData\Local\Temp\is-6SI1A.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
memory/1424-59-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/1424-63-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/1424-60-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/4472-81-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/4472-91-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/4472-130-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/4472-66-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/4472-125-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/4472-122-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/4472-69-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/4472-72-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/4472-75-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/4472-78-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/4472-119-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/4472-82-0x0000000002800000-0x00000000028A2000-memory.dmp

Filesize
648KB

Download
memory/4472-86-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/4472-116-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/4472-94-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/4472-97-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/4472-100-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/4472-103-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/4472-107-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/4472-110-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/4472-113-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/4624-13-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4624-68-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/5036-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5036-67-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5036-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download

Analysis

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