socks5systemz | d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e

General

Target

d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.exe
Size

4.6MB
MD5

e5fdbb583aa1fc4425b434d0ecb3ae95
SHA1

5ab7f2df587b2b8eb2763f6ab520cd009c52d3f9
SHA256

d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e
SHA512

e63ecb76a0919193b2a8e894871d66372e2171135a67cdda9bb2bde2a4e0a1de3ee86cc0f8f61caa0647974b55d9a6ea679dc6be8270b45452661c1cc1917174
SSDEEP

98304:mWSlXLVTgBJs2zjT2hW2HL2NnTrkcnz3BTxAAftRwk/M2Up4D+oMUx:o9LVT6Js8jT2fHLEnTrkcz0ITPMtGDH

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

bboojdy.com

kreiydv.ua

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2004-91-0x0000000002470000-0x0000000002512000-memory.dmp	family_socks5systemz

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

Processes:

d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmpvirtualsoundcard32.exevirtualsoundcard32.exe

pid process

2568 d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp
2472 virtualsoundcard32.exe
2004 virtualsoundcard32.exe

pid	process
2568	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp
2472	virtualsoundcard32.exe
2004	virtualsoundcard32.exe

Loads dropped DLL 5 IoCs

Processes:

d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.exed522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp

pid	process
2036	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.exe
2568	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp
2568	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp
2568	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp
2568	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp

Unexpected DNS network traffic destination 13 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

Processes:

description	ioc
Destination IP	141.98.234.31
Destination IP	141.98.234.31
Destination IP	91.211.247.248
Destination IP	81.31.197.38
Destination IP	152.89.198.214
Destination IP	141.98.234.31
Destination IP	91.211.247.248
Destination IP	152.89.198.214
Destination IP	152.89.198.214
Destination IP	45.155.250.90
Destination IP	91.211.247.248
Destination IP	45.155.250.90
Destination IP	81.31.197.38

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:

d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp

pid process

2568 d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp

pid	process
2568	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.exed522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp

description	pid	process	target process
PID 2036 wrote to memory of 2568	2036	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.exe	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp
PID 2036 wrote to memory of 2568	2036	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.exe	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp
PID 2036 wrote to memory of 2568	2036	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.exe	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp
PID 2036 wrote to memory of 2568	2036	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.exe	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp
PID 2036 wrote to memory of 2568	2036	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.exe	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp
PID 2036 wrote to memory of 2568	2036	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.exe	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp
PID 2036 wrote to memory of 2568	2036	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.exe	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp
PID 2568 wrote to memory of 2472	2568	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp	virtualsoundcard32.exe
PID 2568 wrote to memory of 2472	2568	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp	virtualsoundcard32.exe
PID 2568 wrote to memory of 2472	2568	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp	virtualsoundcard32.exe
PID 2568 wrote to memory of 2472	2568	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp	virtualsoundcard32.exe
PID 2568 wrote to memory of 2004	2568	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp	virtualsoundcard32.exe
PID 2568 wrote to memory of 2004	2568	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp	virtualsoundcard32.exe
PID 2568 wrote to memory of 2004	2568	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp	virtualsoundcard32.exe
PID 2568 wrote to memory of 2004	2568	d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp	virtualsoundcard32.exe

C:\Users\Admin\AppData\Local\Temp\d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.exe
"C:\Users\Admin\AppData\Local\Temp\d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2036

C:\Users\Admin\AppData\Local\Temp\is-KAIQE.tmp\d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp
"C:\Users\Admin\AppData\Local\Temp\is-KAIQE.tmp\d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp" /SL5="$40150,4616536,54272,C:\Users\Admin\AppData\Local\Temp\d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2568

C:\Users\Admin\AppData\Local\Virtual Sound Card\virtualsoundcard32.exe
"C:\Users\Admin\AppData\Local\Virtual Sound Card\virtualsoundcard32.exe" -i
3⤵
- Executes dropped EXE
PID:2472

C:\Users\Admin\AppData\Local\Virtual Sound Card\virtualsoundcard32.exe
"C:\Users\Admin\AppData\Local\Virtual Sound Card\virtualsoundcard32.exe" -s
3⤵
- Executes dropped EXE
PID:2004

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

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\is-KAIQE.tmp\d522bfd80b0a0848a38722586beac3cbe1500c88975bfad821652e3dddd5cd2e.tmp
Filesize
680KB

MD5
6d75c2498ef0af9a91b71d0d81d1b95e

SHA1
1476ec8e947af9a397658bec20b17854042cc0c3

SHA256
468db6dd9e5c87c34d9cb7e56ddbfaf068bbe44436fa2cfc2ada8029051e4bee

SHA512
bdc9b460a463da60c019eda9dd40929a61e77081b699d6c3a4c05309280252f7493015cf463243ff9dd3e20ddd324db39a8697f312fabfea64c78aed9ddb5027

Download Submit
\Users\Admin\AppData\Local\Temp\is-PS93R.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-PS93R.tmp\_isetup\_shfoldr.dll
Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Virtual Sound Card\virtualsoundcard32.exe
Filesize
2.7MB

MD5
fc51264f03841af5d18e4fc3b7866f69

SHA1
575c072c665795938f7a3e89118c5ab6e6b32572

SHA256
3b44df2958b53cc8be383c5f3df16d684a43d422ed430033a468bed8f2fe9302

SHA512
59cad95d9010073db7b87079fdc6f95eb8230f8e33b58cf9f91a2158ec5e25ad3dbf674a5761a4193b292ac0bc3e273b7f104eb6ea64bbd596570798b9fc7e00

Download Submit
memory/2004-106-0x0000000000400000-0x00000000006C0000-memory.dmp

Filesize
2.8MB

Download
memory/2004-112-0x0000000000400000-0x00000000006C0000-memory.dmp

Filesize
2.8MB

Download
memory/2004-133-0x0000000000400000-0x00000000006C0000-memory.dmp

Filesize
2.8MB

Download
memory/2004-130-0x0000000000400000-0x00000000006C0000-memory.dmp

Filesize
2.8MB

Download
memory/2004-127-0x0000000000400000-0x00000000006C0000-memory.dmp

Filesize
2.8MB

Download
memory/2004-124-0x0000000000400000-0x00000000006C0000-memory.dmp

Filesize
2.8MB

Download
memory/2004-70-0x0000000000400000-0x00000000006C0000-memory.dmp

Filesize
2.8MB

Download
memory/2004-121-0x0000000000400000-0x00000000006C0000-memory.dmp

Filesize
2.8MB

Download
memory/2004-118-0x0000000000400000-0x00000000006C0000-memory.dmp

Filesize
2.8MB

Download
memory/2004-74-0x0000000000400000-0x00000000006C0000-memory.dmp

Filesize
2.8MB

Download
memory/2004-115-0x0000000000400000-0x00000000006C0000-memory.dmp

Filesize
2.8MB

Download
memory/2004-78-0x0000000000400000-0x00000000006C0000-memory.dmp

Filesize
2.8MB

Download
memory/2004-81-0x0000000000400000-0x00000000006C0000-memory.dmp

Filesize
2.8MB

Download
memory/2004-84-0x0000000000400000-0x00000000006C0000-memory.dmp

Filesize
2.8MB

Download
memory/2004-87-0x0000000000400000-0x00000000006C0000-memory.dmp

Filesize
2.8MB

Download
memory/2004-90-0x0000000000400000-0x00000000006C0000-memory.dmp

Filesize
2.8MB

Download
memory/2004-91-0x0000000002470000-0x0000000002512000-memory.dmp

Filesize
648KB

Download
memory/2004-97-0x0000000000400000-0x00000000006C0000-memory.dmp

Filesize
2.8MB

Download
memory/2004-100-0x0000000000400000-0x00000000006C0000-memory.dmp

Filesize
2.8MB

Download
memory/2004-103-0x0000000000400000-0x00000000006C0000-memory.dmp

Filesize
2.8MB

Download
memory/2004-109-0x0000000000400000-0x00000000006C0000-memory.dmp

Filesize
2.8MB

Download
memory/2036-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2036-72-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2036-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2472-68-0x0000000000400000-0x00000000006C0000-memory.dmp

Filesize
2.8MB

Download
memory/2472-65-0x0000000000400000-0x00000000006C0000-memory.dmp

Filesize
2.8MB

Download
memory/2568-12-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2568-77-0x00000000034C0000-0x0000000003780000-memory.dmp

Filesize
2.8MB

Download
memory/2568-73-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2568-63-0x00000000034C0000-0x0000000003780000-memory.dmp

Filesize
2.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads