socks5systemz | 8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e

Analysis

max time kernel
293s
max time network
252s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
01-07-2024 05:05

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.exe
Size

4.9MB
MD5

dc3bc0c375f9ea296786f090a48077b3
SHA1

f1c2ea05b28912fe631fa85fe35f730b1dd909a8
SHA256

8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e
SHA512

69464701f2fe85aa517ca53251b796d3eed267af9255fba9b4c87aca70d59b9a42665fac0390783fadb046642d32d45375743c34e415c0397906419a503f508a
SSDEEP

98304:C3fwhy97//NcOD/yUFAgN3QPycoTrCzRFAQ+cqpk/do2xNInrhZQxg:8uarljRAgN3myoFJ+cv/do2xNInrnQC

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource yara_rule

behavioral1/memory/2424-93-0x0000000002640000-0x00000000026E1000-memory.dmp family_socks5systemz
Socks5Systemz
Socks5Systemz is a botnet written in C++.
botnet socks5systemz
Executes dropped EXE 3 IoCs

Processes:

8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmptotalrecorderfree32_64.exetotalrecorderfree32_64.exe

pid process

1956 8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp
2744 totalrecorderfree32_64.exe
2424 totalrecorderfree32_64.exe

resource	yara_rule
behavioral1/memory/2424-93-0x0000000002640000-0x00000000026E1000-memory.dmp	family_socks5systemz

pid	process
1956	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp
2744	totalrecorderfree32_64.exe
2424	totalrecorderfree32_64.exe

Loads dropped DLL 5 IoCs

Processes:

8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.exe8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp

pid	process
2300	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.exe
1956	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp
1956	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp
1956	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp
1956	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.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 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:

8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp

pid process

1956 8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp

description	ioc
Destination IP	45.155.250.90

pid	process
1956	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.exe8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp

description	pid	process	target process
PID 2300 wrote to memory of 1956	2300	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.exe	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp
PID 2300 wrote to memory of 1956	2300	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.exe	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp
PID 2300 wrote to memory of 1956	2300	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.exe	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp
PID 2300 wrote to memory of 1956	2300	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.exe	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp
PID 2300 wrote to memory of 1956	2300	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.exe	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp
PID 2300 wrote to memory of 1956	2300	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.exe	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp
PID 2300 wrote to memory of 1956	2300	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.exe	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp
PID 1956 wrote to memory of 2744	1956	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp	totalrecorderfree32_64.exe
PID 1956 wrote to memory of 2744	1956	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp	totalrecorderfree32_64.exe
PID 1956 wrote to memory of 2744	1956	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp	totalrecorderfree32_64.exe
PID 1956 wrote to memory of 2744	1956	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp	totalrecorderfree32_64.exe
PID 1956 wrote to memory of 2424	1956	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp	totalrecorderfree32_64.exe
PID 1956 wrote to memory of 2424	1956	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp	totalrecorderfree32_64.exe
PID 1956 wrote to memory of 2424	1956	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp	totalrecorderfree32_64.exe
PID 1956 wrote to memory of 2424	1956	8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp	totalrecorderfree32_64.exe

C:\Users\Admin\AppData\Local\Temp\8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.exe
"C:\Users\Admin\AppData\Local\Temp\8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2300

C:\Users\Admin\AppData\Local\Temp\is-QCJQJ.tmp\8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp
"C:\Users\Admin\AppData\Local\Temp\is-QCJQJ.tmp\8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp" /SL5="$400BE,4920142,54272,C:\Users\Admin\AppData\Local\Temp\8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1956

C:\Users\Admin\AppData\Local\Total Recorder Free\totalrecorderfree32_64.exe
"C:\Users\Admin\AppData\Local\Total Recorder Free\totalrecorderfree32_64.exe" -i
3⤵
- Executes dropped EXE
PID:2744

C:\Users\Admin\AppData\Local\Total Recorder Free\totalrecorderfree32_64.exe
"C:\Users\Admin\AppData\Local\Total Recorder Free\totalrecorderfree32_64.exe" -s
3⤵
- Executes dropped EXE
PID:2424

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\is-0UEC9.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-0UEC9.tmp\_isetup\_shfoldr.dll
Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-QCJQJ.tmp\8dd76a2e45c5759e7c881297e2f09c5218583a4c54d940f51e72618a8e013a5e.tmp
Filesize
680KB

MD5
32f6596e136f3f8cfa1fbfd85acef958

SHA1
44411edb185b448613ac7dcfc24a6e2c0da382a3

SHA256
cd40719fec44d56ec09eeabfd56896f6bc80d4cd982f042068baca42141b4713

SHA512
e75005af4acd5ec4f53d584da8fbb2a72358af818dd6643e7eb5b862b3be582ed9cc8c8fb205b04ac2356da87826ab088c0ec658ee890a7605fd32be9b01d626

Download Submit
\Users\Admin\AppData\Local\Total Recorder Free\totalrecorderfree32_64.exe
Filesize
3.1MB

MD5
436b8570ffa2560525d7af212173a182

SHA1
7c86a65acc1492bab87ce7f3e68308afaf9af1be

SHA256
cebf5ad45613193cc1bb5f99340d93f1dd8f5844dd160b8d57f0674cb6ade7cf

SHA512
d996472eb08cafe6469360e9d65099264001dce72bf2846c17a8b8fe9ae4ff51a496644c8035d4deb9f7083fd1eea5c438138d80103c6385acbabaf32e890cfa

Download Submit
memory/1956-19-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1956-64-0x0000000003940000-0x0000000003C59000-memory.dmp

Filesize
3.1MB

Download
memory/1956-80-0x0000000003940000-0x0000000003C59000-memory.dmp

Filesize
3.1MB

Download
memory/1956-75-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2300-74-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2300-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2300-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2424-105-0x0000000000400000-0x0000000000719000-memory.dmp

Filesize
3.1MB

Download
memory/2424-99-0x0000000000400000-0x0000000000719000-memory.dmp

Filesize
3.1MB

Download
memory/2424-138-0x0000000000400000-0x0000000000719000-memory.dmp

Filesize
3.1MB

Download
memory/2424-76-0x0000000000400000-0x0000000000719000-memory.dmp

Filesize
3.1MB

Download
memory/2424-79-0x0000000000400000-0x0000000000719000-memory.dmp

Filesize
3.1MB

Download
memory/2424-133-0x0000000000400000-0x0000000000719000-memory.dmp

Filesize
3.1MB

Download
memory/2424-83-0x0000000000400000-0x0000000000719000-memory.dmp

Filesize
3.1MB

Download
memory/2424-86-0x0000000000400000-0x0000000000719000-memory.dmp

Filesize
3.1MB

Download
memory/2424-89-0x0000000000400000-0x0000000000719000-memory.dmp

Filesize
3.1MB

Download
memory/2424-92-0x0000000000400000-0x0000000000719000-memory.dmp

Filesize
3.1MB

Download
memory/2424-93-0x0000000002640000-0x00000000026E1000-memory.dmp

Filesize
644KB

Download
memory/2424-72-0x0000000000400000-0x0000000000719000-memory.dmp

Filesize
3.1MB

Download
memory/2424-102-0x0000000000400000-0x0000000000719000-memory.dmp

Filesize
3.1MB

Download
memory/2424-130-0x0000000000400000-0x0000000000719000-memory.dmp

Filesize
3.1MB

Download
memory/2424-108-0x0000000000400000-0x0000000000719000-memory.dmp

Filesize
3.1MB

Download
memory/2424-111-0x0000000000400000-0x0000000000719000-memory.dmp

Filesize
3.1MB

Download
memory/2424-114-0x0000000000400000-0x0000000000719000-memory.dmp

Filesize
3.1MB

Download
memory/2424-118-0x0000000000400000-0x0000000000719000-memory.dmp

Filesize
3.1MB

Download
memory/2424-121-0x0000000000400000-0x0000000000719000-memory.dmp

Filesize
3.1MB

Download
memory/2424-124-0x0000000000400000-0x0000000000719000-memory.dmp

Filesize
3.1MB

Download
memory/2424-127-0x0000000000400000-0x0000000000719000-memory.dmp

Filesize
3.1MB

Download
memory/2744-65-0x0000000000400000-0x0000000000719000-memory.dmp

Filesize
3.1MB

Download
memory/2744-66-0x0000000000400000-0x0000000000719000-memory.dmp

Filesize
3.1MB

Download
memory/2744-70-0x0000000000400000-0x0000000000719000-memory.dmp

Filesize
3.1MB

Download