Malware Analysis Report

2024-10-10 10:40

Sample ID 240610-h1p3esec95
Target b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a
SHA256 b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a
Tags
socks5systemz botnet discovery
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a

Threat Level: Known bad

The file b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a was found to be: Known bad.

Malicious Activity Summary

socks5systemz botnet discovery

Detect Socks5Systemz Payload

Socks5Systemz

Executes dropped EXE

Loads dropped DLL

Unexpected DNS network traffic destination

Checks installed software on the system

Unsigned PE

Enumerates physical storage devices

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-10 07:12

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-10 07:12

Reported

2024-06-10 07:15

Platform

win10v2004-20240508-en

Max time kernel

141s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.exe"

Signatures

Detect Socks5Systemz Payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Socks5Systemz

botnet socks5systemz

Unexpected DNS network traffic destination

Description Indicator Process Target
Destination IP 152.89.198.214 N/A N/A

Checks installed software on the system

discovery

Enumerates physical storage devices

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\is-1KLTV.tmp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1936 wrote to memory of 3432 N/A C:\Users\Admin\AppData\Local\Temp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.exe C:\Users\Admin\AppData\Local\Temp\is-1KLTV.tmp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.tmp
PID 1936 wrote to memory of 3432 N/A C:\Users\Admin\AppData\Local\Temp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.exe C:\Users\Admin\AppData\Local\Temp\is-1KLTV.tmp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.tmp
PID 1936 wrote to memory of 3432 N/A C:\Users\Admin\AppData\Local\Temp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.exe C:\Users\Admin\AppData\Local\Temp\is-1KLTV.tmp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.tmp
PID 3432 wrote to memory of 1736 N/A C:\Users\Admin\AppData\Local\Temp\is-1KLTV.tmp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.tmp C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio.exe
PID 3432 wrote to memory of 1736 N/A C:\Users\Admin\AppData\Local\Temp\is-1KLTV.tmp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.tmp C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio.exe
PID 3432 wrote to memory of 1736 N/A C:\Users\Admin\AppData\Local\Temp\is-1KLTV.tmp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.tmp C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio.exe
PID 3432 wrote to memory of 3260 N/A C:\Users\Admin\AppData\Local\Temp\is-1KLTV.tmp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.tmp C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio.exe
PID 3432 wrote to memory of 3260 N/A C:\Users\Admin\AppData\Local\Temp\is-1KLTV.tmp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.tmp C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio.exe
PID 3432 wrote to memory of 3260 N/A C:\Users\Admin\AppData\Local\Temp\is-1KLTV.tmp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.tmp C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio.exe

Processes

C:\Users\Admin\AppData\Local\Temp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.exe

"C:\Users\Admin\AppData\Local\Temp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.exe"

C:\Users\Admin\AppData\Local\Temp\is-1KLTV.tmp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.tmp

"C:\Users\Admin\AppData\Local\Temp\is-1KLTV.tmp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.tmp" /SL5="$110064,4769570,54272,C:\Users\Admin\AppData\Local\Temp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.exe"

C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio.exe

"C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio.exe" -i

C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio.exe

"C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio.exe" -s

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 138.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 203.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
RU 152.89.198.214:53 ebedisj.ua udp
BG 93.123.39.193:80 ebedisj.ua tcp
FR 195.154.185.134:2023 tcp
US 8.8.8.8:53 193.39.123.93.in-addr.arpa udp
US 8.8.8.8:53 214.198.89.152.in-addr.arpa udp
US 8.8.8.8:53 134.185.154.195.in-addr.arpa udp

Files

memory/1936-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/1936-2-0x0000000000401000-0x000000000040B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-1KLTV.tmp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.tmp

MD5 9e060fd52fe2d2c3d99f08a2c420fbe4
SHA1 ff4322563f4093cdcd878b54774bdd95ed167420
SHA256 c2448d11d0a1487e74f5d94961d1317910f5b7777541bb07e41c15b42b40d377
SHA512 36815790bc7e569a3c1a1809d9bcbd3e5742c2694f8a9137e1ec02eca183a5f5a1670bbd806c4510d5b3fb874780a70f7102574678f0f002d8fdfdff701672bb

memory/3432-13-0x0000000000400000-0x00000000004BA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-7ESNF.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio.exe

MD5 b59d9ac9c24dcff2655c8953d3e71e5c
SHA1 7cdd4a21992b33770b41d22b43365cd700ec8793
SHA256 2fa5907eae97714b8e0861e6571909a54753501a9f42a43d9fcab542b3620c5b
SHA512 c1e469a3b7e6c9bf2ae58a3e4678c3500d1b20740acb51cf30643d2dc73ebdec05a59841fdaadebe1681a0d54d0dfee06606ba432206bc02297609980f672169

memory/1736-59-0x0000000000400000-0x0000000000716000-memory.dmp

memory/1736-60-0x0000000000400000-0x0000000000716000-memory.dmp

memory/1736-63-0x0000000000400000-0x0000000000716000-memory.dmp

memory/1736-65-0x0000000000400000-0x0000000000716000-memory.dmp

memory/3260-68-0x0000000000400000-0x0000000000716000-memory.dmp

memory/1936-69-0x0000000000400000-0x0000000000414000-memory.dmp

memory/3432-70-0x0000000000400000-0x00000000004BA000-memory.dmp

memory/3260-71-0x0000000000400000-0x0000000000716000-memory.dmp

memory/3260-74-0x0000000000400000-0x0000000000716000-memory.dmp

memory/3260-77-0x0000000000400000-0x0000000000716000-memory.dmp

memory/3260-80-0x0000000000400000-0x0000000000716000-memory.dmp

memory/3260-83-0x0000000000400000-0x0000000000716000-memory.dmp

memory/3260-86-0x00000000028B0000-0x0000000002952000-memory.dmp

memory/3260-88-0x0000000000400000-0x0000000000716000-memory.dmp

memory/3260-94-0x0000000000400000-0x0000000000716000-memory.dmp

memory/3260-97-0x0000000000400000-0x0000000000716000-memory.dmp

memory/3260-100-0x0000000000400000-0x0000000000716000-memory.dmp

memory/3260-103-0x0000000000400000-0x0000000000716000-memory.dmp

memory/3260-106-0x0000000000400000-0x0000000000716000-memory.dmp

memory/3260-109-0x0000000000400000-0x0000000000716000-memory.dmp

memory/3260-110-0x00000000028B0000-0x0000000002952000-memory.dmp

memory/3260-111-0x00000000028B0000-0x0000000002952000-memory.dmp

memory/3260-115-0x0000000000400000-0x0000000000716000-memory.dmp

memory/3260-118-0x0000000000400000-0x0000000000716000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-10 07:12

Reported

2024-06-10 07:15

Platform

win11-20240426-en

Max time kernel

141s

Max time network

133s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.exe"

Signatures

Detect Socks5Systemz Payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Socks5Systemz

botnet socks5systemz

Unexpected DNS network traffic destination

Description Indicator Process Target
Destination IP 152.89.198.214 N/A N/A

Checks installed software on the system

discovery

Enumerates physical storage devices

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\is-PEI43.tmp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2696 wrote to memory of 3240 N/A C:\Users\Admin\AppData\Local\Temp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.exe C:\Users\Admin\AppData\Local\Temp\is-PEI43.tmp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.tmp
PID 2696 wrote to memory of 3240 N/A C:\Users\Admin\AppData\Local\Temp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.exe C:\Users\Admin\AppData\Local\Temp\is-PEI43.tmp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.tmp
PID 2696 wrote to memory of 3240 N/A C:\Users\Admin\AppData\Local\Temp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.exe C:\Users\Admin\AppData\Local\Temp\is-PEI43.tmp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.tmp
PID 3240 wrote to memory of 1716 N/A C:\Users\Admin\AppData\Local\Temp\is-PEI43.tmp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.tmp C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio.exe
PID 3240 wrote to memory of 1716 N/A C:\Users\Admin\AppData\Local\Temp\is-PEI43.tmp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.tmp C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio.exe
PID 3240 wrote to memory of 1716 N/A C:\Users\Admin\AppData\Local\Temp\is-PEI43.tmp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.tmp C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio.exe
PID 3240 wrote to memory of 4796 N/A C:\Users\Admin\AppData\Local\Temp\is-PEI43.tmp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.tmp C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio.exe
PID 3240 wrote to memory of 4796 N/A C:\Users\Admin\AppData\Local\Temp\is-PEI43.tmp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.tmp C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio.exe
PID 3240 wrote to memory of 4796 N/A C:\Users\Admin\AppData\Local\Temp\is-PEI43.tmp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.tmp C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio.exe

Processes

C:\Users\Admin\AppData\Local\Temp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.exe

"C:\Users\Admin\AppData\Local\Temp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.exe"

C:\Users\Admin\AppData\Local\Temp\is-PEI43.tmp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.tmp

"C:\Users\Admin\AppData\Local\Temp\is-PEI43.tmp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.tmp" /SL5="$701EE,4769570,54272,C:\Users\Admin\AppData\Local\Temp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.exe"

C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio.exe

"C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio.exe" -i

C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio.exe

"C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio.exe" -s

Network

Country Destination Domain Proto
RU 152.89.198.214:53 bvtckes.com udp
BG 93.123.39.193:80 bvtckes.com tcp
CH 176.10.111.158:2023 tcp

Files

memory/2696-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/2696-2-0x0000000000401000-0x000000000040B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-PEI43.tmp\b60695ebb88d7d1a13f6a56080888aff50870bfe3de001a8145b8dbb9686944a.tmp

MD5 9e060fd52fe2d2c3d99f08a2c420fbe4
SHA1 ff4322563f4093cdcd878b54774bdd95ed167420
SHA256 c2448d11d0a1487e74f5d94961d1317910f5b7777541bb07e41c15b42b40d377
SHA512 36815790bc7e569a3c1a1809d9bcbd3e5742c2694f8a9137e1ec02eca183a5f5a1670bbd806c4510d5b3fb874780a70f7102574678f0f002d8fdfdff701672bb

memory/3240-7-0x0000000000400000-0x00000000004BA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-6T27F.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio.exe

MD5 b59d9ac9c24dcff2655c8953d3e71e5c
SHA1 7cdd4a21992b33770b41d22b43365cd700ec8793
SHA256 2fa5907eae97714b8e0861e6571909a54753501a9f42a43d9fcab542b3620c5b
SHA512 c1e469a3b7e6c9bf2ae58a3e4678c3500d1b20740acb51cf30643d2dc73ebdec05a59841fdaadebe1681a0d54d0dfee06606ba432206bc02297609980f672169

memory/1716-59-0x0000000000400000-0x0000000000716000-memory.dmp

memory/1716-65-0x0000000000400000-0x0000000000716000-memory.dmp

memory/1716-64-0x0000000000400000-0x0000000000716000-memory.dmp

memory/4796-68-0x0000000000400000-0x0000000000716000-memory.dmp

memory/1716-60-0x0000000000400000-0x0000000000716000-memory.dmp

memory/2696-69-0x0000000000400000-0x0000000000414000-memory.dmp

memory/3240-70-0x0000000000400000-0x00000000004BA000-memory.dmp

memory/4796-71-0x0000000000400000-0x0000000000716000-memory.dmp

memory/4796-74-0x0000000000400000-0x0000000000716000-memory.dmp

memory/4796-77-0x0000000000400000-0x0000000000716000-memory.dmp

memory/4796-80-0x0000000000400000-0x0000000000716000-memory.dmp

memory/4796-83-0x0000000000400000-0x0000000000716000-memory.dmp

memory/4796-84-0x0000000002890000-0x0000000002932000-memory.dmp

memory/4796-87-0x0000000000400000-0x0000000000716000-memory.dmp

memory/4796-93-0x0000000000400000-0x0000000000716000-memory.dmp

memory/4796-96-0x0000000000400000-0x0000000000716000-memory.dmp

memory/4796-99-0x0000000000400000-0x0000000000716000-memory.dmp

memory/4796-102-0x0000000000400000-0x0000000000716000-memory.dmp

memory/4796-105-0x0000000000400000-0x0000000000716000-memory.dmp

memory/4796-108-0x0000000000400000-0x0000000000716000-memory.dmp

memory/4796-109-0x0000000002890000-0x0000000002932000-memory.dmp

memory/4796-110-0x0000000002890000-0x0000000002932000-memory.dmp

memory/4796-111-0x0000000002890000-0x0000000002932000-memory.dmp

memory/4796-115-0x0000000000400000-0x0000000000716000-memory.dmp

memory/4796-118-0x0000000000400000-0x0000000000716000-memory.dmp