socks5systemz | 5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6

General

Target

5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.exe
Size

4.8MB
MD5

05f9c3fae9b1f08fc1e5822ae61ee2c0
SHA1

87b34df6e2bc8fa45c79158e62f36d7b345fc6eb
SHA256

5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6
SHA512

30e696872205c7a588d305a9ed67cfa69aca65b7f9501ec52a0da34621bc20bd11979d3cf55079e8af7fa8052f2817817388410be33f7848e0a4f7fe936259d9
SSDEEP

98304:m55c5gU7QtFIat6Bo1NWTKWerUbbva2CLTWOwUAb+wfGDf+26c:8DU7WIaeEr8ba2CLqforJT

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

aiyiokx.ru

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3188-86-0x0000000002580000-0x0000000002622000-memory.dmp	family_socks5systemz

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

Detects executables packed with VMProtect. 18 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1680-60-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/1680-63-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/1680-65-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/3188-68-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/3188-71-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/3188-74-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/3188-77-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/3188-80-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/3188-83-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/3188-88-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/3188-93-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/3188-96-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/3188-99-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/3188-102-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/3188-105-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/3188-108-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/3188-111-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/3188-114-0x0000000000400000-0x000000000070B000-memory.dmp	INDICATOR_EXE_Packed_VMProtect

Executes dropped EXE 3 IoCs

Processes:

5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.tmpmoonvoiceassist32.exemoonvoiceassist32.exe

pid process

1112 5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.tmp
1680 moonvoiceassist32.exe
3188 moonvoiceassist32.exe
Loads dropped DLL 1 IoCs

Processes:

5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.tmp

pid process

1112 5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.tmp
Unexpected DNS network traffic destination 3 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
Destination IP 91.211.247.248
Destination IP 45.155.250.90
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:

5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.tmp

pid process

1112 5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.tmp

pid	process
1112	5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.tmp
1680	moonvoiceassist32.exe
3188	moonvoiceassist32.exe

pid	process
1112	5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.tmp

description	ioc
Destination IP	152.89.198.214
Destination IP	91.211.247.248
Destination IP	45.155.250.90

pid	process
1112	5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.exe5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.tmp

description	pid	process	target process
PID 4844 wrote to memory of 1112	4844	5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.exe	5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.tmp
PID 4844 wrote to memory of 1112	4844	5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.exe	5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.tmp
PID 4844 wrote to memory of 1112	4844	5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.exe	5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.tmp
PID 1112 wrote to memory of 1680	1112	5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.tmp	moonvoiceassist32.exe
PID 1112 wrote to memory of 1680	1112	5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.tmp	moonvoiceassist32.exe
PID 1112 wrote to memory of 1680	1112	5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.tmp	moonvoiceassist32.exe
PID 1112 wrote to memory of 3188	1112	5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.tmp	moonvoiceassist32.exe
PID 1112 wrote to memory of 3188	1112	5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.tmp	moonvoiceassist32.exe
PID 1112 wrote to memory of 3188	1112	5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.tmp	moonvoiceassist32.exe

C:\Users\Admin\AppData\Local\Temp\5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.exe
"C:\Users\Admin\AppData\Local\Temp\5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4844

C:\Users\Admin\AppData\Local\Temp\is-2MU1D.tmp\5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.tmp
"C:\Users\Admin\AppData\Local\Temp\is-2MU1D.tmp\5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.tmp" /SL5="$80182,4820847,54272,C:\Users\Admin\AppData\Local\Temp\5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1112

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:1680

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:3188

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

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

MD5
65c22b568c744244283ce81411368dcd

SHA1
2896a82779dd2dd42666eaf913ab760e4d990da7

SHA256
892cb2ac9abde15f1073125e1e7a7aabb8b67b77f7864b46b8ca5cfaf2a34d8c

SHA512
07e833ca81bb6e6c3f3c3365cd506adfe9a588d2a992dd4dc4c3dd0e3033d0c07b09656b7bc67cd3249a1e676500385a0b7fb691bc15938ead6a0490582f327c

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-2MU1D.tmp\5a2322d7f478af9aac39e37b68082d6e7bcba23b0a1b67aa0c9ff6e3c00106f6.tmp
Filesize
680KB

MD5
b69bf30e5f252cfcf7d82c84f8374a82

SHA1
4730c8a8a06df84e640f6ebc2aaa6f1236405f04

SHA256
d84b7d9a290803b0f334562ef81c1048c271d37fb9bc2d819fce473f26cb364b

SHA512
278be468edc57b6774c81755b8334eb9084eb683eeedc7d7537e6b6fdc2c104ba5392e98853dcd4e8ae052e7ca92a880b34b10c46096cfc2bc5034a15e46e52a

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-EDM4C.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
memory/1112-70-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1112-13-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1680-65-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/1680-59-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/1680-60-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/1680-63-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/3188-74-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/3188-99-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/3188-114-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/3188-111-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/3188-71-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/3188-108-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/3188-77-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/3188-80-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/3188-83-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/3188-86-0x0000000002580000-0x0000000002622000-memory.dmp

Filesize
648KB

Download
memory/3188-88-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/3188-93-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/3188-96-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/3188-68-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/3188-102-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/3188-105-0x0000000000400000-0x000000000070B000-memory.dmp

Filesize
3.0MB

Download
memory/4844-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4844-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/4844-69-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads