socks5systemz | 04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b

General

Target

04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b.exe
Size

3.9MB
MD5

b550e3dc4795f15c0bfebd24cb130ce7
SHA1

7af5b5727b303d36d3255eda769c1d1bf2c57518
SHA256

04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b
SHA512

641ccf1c98203b67b80ce754dae545b4b965d427e5825c5c4815daf870c70efae24668c685da3e2fef5dccd069328c30bd90b67e4b3357d52e28512c42bdbb11
SSDEEP

98304:M8rOytC3sPj55uOnZtpwOy42bE/cNlZFp6RCBKAJq:tTN5DZtysOE/ovqRsKAA

Score

10^/10

Malware Config

Signatures

Detect Socks5Systemz Payload 3 IoCs

resource	yara_rule
behavioral1/memory/2736-110-0x0000000002E00000-0x0000000002EA2000-memory.dmp	family_socks5systemz
behavioral1/memory/2736-132-0x0000000002E00000-0x0000000002EA2000-memory.dmp	family_socks5systemz
behavioral1/memory/2736-133-0x0000000002E00000-0x0000000002EA2000-memory.dmp	family_socks5systemz

Socks5Systemz
Socks5Systemz is a botnet written in C++.
botnet socks5systemz
Socks5systemz family
socks5systemz

Executes dropped EXE 2 IoCs

pid	Process
2368	04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b.tmp
2736	dpfreevideoconverter3264.exe

Loads dropped DLL 5 IoCs

pid	Process
1944	04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b.exe
2368	04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b.tmp
2368	04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b.tmp
2368	04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b.tmp
2368	04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b.tmp

Unexpected DNS network traffic destination 1 IoCs

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

description	ioc
Destination IP	152.89.198.214

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

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dpfreevideoconverter3264.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1944 wrote to memory of 2368	1944	04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b.exe	30
PID 1944 wrote to memory of 2368	1944	04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b.exe	30
PID 1944 wrote to memory of 2368	1944	04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b.exe	30
PID 1944 wrote to memory of 2368	1944	04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b.exe	30
PID 1944 wrote to memory of 2368	1944	04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b.exe	30
PID 1944 wrote to memory of 2368	1944	04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b.exe	30
PID 1944 wrote to memory of 2368	1944	04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b.exe	30
PID 2368 wrote to memory of 2736	2368	04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b.tmp	31
PID 2368 wrote to memory of 2736	2368	04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b.tmp	31
PID 2368 wrote to memory of 2736	2368	04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b.tmp	31
PID 2368 wrote to memory of 2736	2368	04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b.tmp	31

C:\Users\Admin\AppData\Local\Temp\04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b.exe
"C:\Users\Admin\AppData\Local\Temp\04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1944
- C:\Users\Admin\AppData\Local\Temp\is-NQ48J.tmp\04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-NQ48J.tmp\04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b.tmp" /SL5="$30148,3807573,53248,C:\Users\Admin\AppData\Local\Temp\04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2368
- - C:\Users\Admin\AppData\Local\DP Free Video Converter\dpfreevideoconverter3264.exe
    "C:\Users\Admin\AppData\Local\DP Free Video Converter\dpfreevideoconverter3264.exe" -i
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2736

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\is-NQ48J.tmp\04768fec909a41d9908a9a1ee4827e2f5debee21445be37c280bc8514c543c7b.tmp

Filesize
665KB

MD5
bd4bfb94d85c372c939f660e464cfcd5

SHA1
8125c075db48f805bf273be88331ff1a5c702014

SHA256
4110de541f3499b4c05aa8d6610551aa0fcee905ced2060d251f704041e8c78f

SHA512
da6c8a136448ed251ae064e3795debb5a2a0ea8e16dbe4b45d8a3b863af2a61891c6941ca4cb3fec346e72f9a082b93f0578b5c580866c5709f7d768225ab97c

Download Submit
\Users\Admin\AppData\Local\DP Free Video Converter\dpfreevideoconverter3264.exe

Filesize
2.7MB

MD5
3cbd9752e46d8042741de2de58f2b0df

SHA1
0c7676fd0800827397754f94c4e20577c215fc15

SHA256
cd577f1c470aa8fac9cf894d5e873d130c6f04ed63d22aa116d8b72fc72e51af

SHA512
81135a0d60d6835c3b6334e623351657956784a63f854e901631322aee9f2a3485d0b0c73fcdb4f657f14a7ac68ae9cfe57a2ae9ad11d95c0795186b98005eac

Download Submit
\Users\Admin\AppData\Local\Temp\is-MF509.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-MF509.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/1944-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1944-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/1944-91-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2368-90-0x0000000003BA0000-0x0000000003E55000-memory.dmp

Filesize
2.7MB

Download
memory/2368-9-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2368-84-0x0000000003BA0000-0x0000000003E55000-memory.dmp

Filesize
2.7MB

Download
memory/2368-89-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2736-94-0x0000000000400000-0x00000000006B5000-memory.dmp

Filesize
2.7MB

Download
memory/2736-110-0x0000000002E00000-0x0000000002EA2000-memory.dmp

Filesize
648KB

Download
memory/2736-93-0x0000000000400000-0x00000000006B5000-memory.dmp

Filesize
2.7MB

Download
memory/2736-85-0x0000000000400000-0x00000000006B5000-memory.dmp

Filesize
2.7MB

Download
memory/2736-97-0x0000000000400000-0x00000000006B5000-memory.dmp

Filesize
2.7MB

Download
memory/2736-100-0x0000000000400000-0x00000000006B5000-memory.dmp

Filesize
2.7MB

Download
memory/2736-103-0x0000000000400000-0x00000000006B5000-memory.dmp

Filesize
2.7MB

Download
memory/2736-106-0x0000000000400000-0x00000000006B5000-memory.dmp

Filesize
2.7MB

Download
memory/2736-109-0x0000000000400000-0x00000000006B5000-memory.dmp

Filesize
2.7MB

Download
memory/2736-86-0x0000000000400000-0x00000000006B5000-memory.dmp

Filesize
2.7MB

Download
memory/2736-116-0x0000000000400000-0x00000000006B5000-memory.dmp

Filesize
2.7MB

Download
memory/2736-119-0x0000000000400000-0x00000000006B5000-memory.dmp

Filesize
2.7MB

Download
memory/2736-122-0x0000000000400000-0x00000000006B5000-memory.dmp

Filesize
2.7MB

Download
memory/2736-125-0x0000000000400000-0x00000000006B5000-memory.dmp

Filesize
2.7MB

Download
memory/2736-128-0x0000000000400000-0x00000000006B5000-memory.dmp

Filesize
2.7MB

Download
memory/2736-131-0x0000000000400000-0x00000000006B5000-memory.dmp

Filesize
2.7MB

Download
memory/2736-132-0x0000000002E00000-0x0000000002EA2000-memory.dmp

Filesize
648KB

Download
memory/2736-133-0x0000000002E00000-0x0000000002EA2000-memory.dmp

Filesize
648KB

Download
memory/2736-137-0x0000000000400000-0x00000000006B5000-memory.dmp

Filesize
2.7MB

Download
memory/2736-140-0x0000000000400000-0x00000000006B5000-memory.dmp

Filesize
2.7MB

Download

Analysis

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