socks5systemz | 279ff0e6fa69f420b92d291881d387d34d27c16186ef00c44bcaf4e38b13bd4e

General

Target

c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.exe
Size

4.8MB
MD5

c1564af4d34ae10bcc28fef455489140
SHA1

c5e4af956345559f3e4365448e1b64271e950b58
SHA256

279ff0e6fa69f420b92d291881d387d34d27c16186ef00c44bcaf4e38b13bd4e
SHA512

4c9e6b84ac4604cbc840d0256844f1148423dd9410d38bfea2d9f5b2725f23f5cde19758c38c4ccbaf0ec90c5e2635da713a021284aba5c802f2e802d0899bc1
SSDEEP

98304:mCWjxSwk9/Y5aGrwiyDV7Qmr3dXLXp3BmCd8+rDFiJfw2+Rrthk:FWjgrgRyh7Q83dbXRBj4J4BRZhk

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

besdyah.com

http://besdyah.com/search/?q=67e28dd83e0bfb2e455aa5187c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ae8889b5e4fa9281ae978f171ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ff719c0eb929339

http://besdyah.com/search/?q=67e28dd83e0bfb2e455aa5187c27d78406abdd88be4b12eab517aa5c96bd86ee92864b895a8bbc896c58e713bc90c91f36b5281fc235a925ed3e52d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee9d923bc9689f14

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4952-86-0x0000000002570000-0x0000000002612000-memory.dmp	family_socks5systemz
behavioral2/memory/4952-109-0x0000000002570000-0x0000000002612000-memory.dmp	family_socks5systemz
behavioral2/memory/4952-110-0x0000000002570000-0x0000000002612000-memory.dmp	family_socks5systemz

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

Processes:

c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.tmpm4atomp3freeconverter.exem4atomp3freeconverter.exe

pid process

4312 c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.tmp
1916 m4atomp3freeconverter.exe
4952 m4atomp3freeconverter.exe
Loads dropped DLL 1 IoCs

Processes:

c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.tmp

pid process

4312 c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.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:

c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.tmp

pid process

4312 c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.tmp

pid	process
4312	c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.tmp
1916	m4atomp3freeconverter.exe
4952	m4atomp3freeconverter.exe

pid	process
4312	c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.tmp

description	ioc
Destination IP	91.211.247.248

pid	process
4312	c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.exec1564af4d34ae10bcc28fef455489140_NeikiAnalytics.tmp

description	pid	process	target process
PID 4004 wrote to memory of 4312	4004	c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.exe	c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.tmp
PID 4004 wrote to memory of 4312	4004	c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.exe	c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.tmp
PID 4004 wrote to memory of 4312	4004	c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.exe	c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.tmp
PID 4312 wrote to memory of 1916	4312	c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.tmp	m4atomp3freeconverter.exe
PID 4312 wrote to memory of 1916	4312	c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.tmp	m4atomp3freeconverter.exe
PID 4312 wrote to memory of 1916	4312	c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.tmp	m4atomp3freeconverter.exe
PID 4312 wrote to memory of 4952	4312	c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.tmp	m4atomp3freeconverter.exe
PID 4312 wrote to memory of 4952	4312	c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.tmp	m4atomp3freeconverter.exe
PID 4312 wrote to memory of 4952	4312	c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.tmp	m4atomp3freeconverter.exe

C:\Users\Admin\AppData\Local\Temp\c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4004

C:\Users\Admin\AppData\Local\Temp\is-53HNQ.tmp\c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.tmp
"C:\Users\Admin\AppData\Local\Temp\is-53HNQ.tmp\c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.tmp" /SL5="$401DE,4764546,54272,C:\Users\Admin\AppData\Local\Temp\c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4312

C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3freeconverter.exe
"C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3freeconverter.exe" -i
3⤵
- Executes dropped EXE
PID:1916

C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3freeconverter.exe
"C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3freeconverter.exe" -s
3⤵
- Executes dropped EXE
PID:4952

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\M4A to MP3 Free Converter\m4atomp3freeconverter.exe
Filesize
2.9MB

MD5
a8677bd25934d1f9eb1d03e430ed3ad3

SHA1
0747b2375c9edb5444bd7a9952a161f169b334c5

SHA256
78a30f8ea86f36a7ccb228b913a774a51eddd09f440a8d03c525c94c541dfa4d

SHA512
d0a0d307f661168da2e0cbf20a44b296be9b16e3ffe9f3e32f823038ef7c0c06e6dcec9f390a6a6f7112a1c9b70c4826331aeb2378db8e64e7c399b47c4844b4

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-53HNQ.tmp\c1564af4d34ae10bcc28fef455489140_NeikiAnalytics.tmp
Filesize
680KB

MD5
dafff71ba13e58daac2c21ed0ed54458

SHA1
ec169d6088ee3a539030ef630164dae1dd7d9a80

SHA256
167c4af51c1b261fc6bc53d7e4eab5cc5408ac4953518f1dcd129dbe62aca9fb

SHA512
ecd2f14d391892f82efea278949c0a20367bec0eefef159ad44915d008b462ba0ffb5b00175c5b7f9b9e1f2779f9ed562eb39cf143dd9f44b550f96a7c9bc719

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-HQE31.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
memory/1916-59-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/1916-63-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/1916-65-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/1916-60-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/4004-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/4004-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4004-69-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4312-70-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4312-13-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4952-74-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/4952-96-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/4952-68-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/4952-77-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/4952-80-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/4952-83-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/4952-86-0x0000000002570000-0x0000000002612000-memory.dmp

Filesize
648KB

Download
memory/4952-90-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/4952-93-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/4952-71-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/4952-99-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/4952-102-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/4952-105-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/4952-108-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/4952-109-0x0000000002570000-0x0000000002612000-memory.dmp

Filesize
648KB

Download
memory/4952-110-0x0000000002570000-0x0000000002612000-memory.dmp

Filesize
648KB

Download
memory/4952-114-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/4952-117-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download

Analysis

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