socks5systemz | 5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b

General

Target

5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.exe
Size

5.9MB
MD5

d399a7d815be53db01a92ff6c4fcea7e
SHA1

7d5aac9ddd513008dc03e19698fbeba20e252990
SHA256

5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b
SHA512

82e57552d4ef50095774f511a9992b3be8edccac6c6c9889260ddbe6d1c57b6ab45b03d9e957dcef9427561373388bd9c2515af1c90451a8f2f5c88eb2d100e6
SSDEEP

98304:m/PWRrDkHk81HvmBJytrDNfghzNCCwFwn2aalmof9Vdn28j33/23xxHkunDiDTFI:7FEr1P0ctfNfgNW2nalmW9n13W/nyFFi

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

bovftfh.com

http://bovftfh.com/search/?q=67e28dd86c0ca72e110aab177c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa48e8889b5e4fa9281ae978f671ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a6f87fd12c6e797

http://bovftfh.com/search/?q=67e28dd86c0ca72e110aab177c27d78406abdd88be4b12eab517aa5c96bd86e99d8644855a8bbc896c58e713bc90c91d36b5281fc235a925ed3e55d6bd974a95129070b616e96cc92be20ea778c255bbe258b90d3b4eed3233d1626a8ff810c8e697993dc56d

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2580-95-0x0000000002730000-0x00000000027D2000-memory.dmp	family_socks5systemz
behavioral1/memory/2580-118-0x0000000002730000-0x00000000027D2000-memory.dmp	family_socks5systemz
behavioral1/memory/2580-117-0x0000000002730000-0x00000000027D2000-memory.dmp	family_socks5systemz

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

Processes:

5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmplampungsoundstage32.exelampungsoundstage32.exe

pid process

3048 5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp
2540 lampungsoundstage32.exe
2580 lampungsoundstage32.exe

pid	process
3048	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp
2540	lampungsoundstage32.exe
2580	lampungsoundstage32.exe

Loads dropped DLL 6 IoCs

Processes:

5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.exe5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp

pid	process
1680	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.exe
3048	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp
3048	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp
3048	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp
3048	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp
3048	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.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:

5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp

pid process

3048 5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp

description	ioc
Destination IP	45.155.250.90

pid	process
3048	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.exe5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp

description	pid	process	target process
PID 1680 wrote to memory of 3048	1680	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.exe	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp
PID 1680 wrote to memory of 3048	1680	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.exe	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp
PID 1680 wrote to memory of 3048	1680	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.exe	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp
PID 1680 wrote to memory of 3048	1680	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.exe	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp
PID 1680 wrote to memory of 3048	1680	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.exe	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp
PID 1680 wrote to memory of 3048	1680	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.exe	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp
PID 1680 wrote to memory of 3048	1680	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.exe	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp
PID 3048 wrote to memory of 2540	3048	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp	lampungsoundstage32.exe
PID 3048 wrote to memory of 2540	3048	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp	lampungsoundstage32.exe
PID 3048 wrote to memory of 2540	3048	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp	lampungsoundstage32.exe
PID 3048 wrote to memory of 2540	3048	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp	lampungsoundstage32.exe
PID 3048 wrote to memory of 2580	3048	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp	lampungsoundstage32.exe
PID 3048 wrote to memory of 2580	3048	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp	lampungsoundstage32.exe
PID 3048 wrote to memory of 2580	3048	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp	lampungsoundstage32.exe
PID 3048 wrote to memory of 2580	3048	5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp	lampungsoundstage32.exe

C:\Users\Admin\AppData\Local\Temp\5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.exe
"C:\Users\Admin\AppData\Local\Temp\5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1680

C:\Users\Admin\AppData\Local\Temp\is-81JUR.tmp\5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp
"C:\Users\Admin\AppData\Local\Temp\is-81JUR.tmp\5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp" /SL5="$40016,5903974,54272,C:\Users\Admin\AppData\Local\Temp\5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3048

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -i
3⤵
- Executes dropped EXE
PID:2540

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -s
3⤵
- Executes dropped EXE
PID:2580

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
Filesize
3.8MB

MD5
12b81c579061631230ca4b0bfbd6217f

SHA1
0e42fe09d4fed7c6393507d758ae34d070c69f27

SHA256
5d2e3bd169503cb0be208cb51bc9a1ea5d8c8863095b43682f86709dec544c1e

SHA512
63a6d80c5bec3dcc6bef71a184eccaf4c1b42a53276cd61c096667a813a2b7415e61ac18016ad4087db0c38f7e04fe6154f720727379f90c48398af1e535f3f1

Download Submit
\Users\Admin\AppData\Local\Temp\is-3HVLO.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-3HVLO.tmp\_isetup\_isdecmp.dll
Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
\Users\Admin\AppData\Local\Temp\is-3HVLO.tmp\_isetup\_shfoldr.dll
Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-81JUR.tmp\5b93c5ba2446f556cc278d0200719753cc2f0f406dc5f444a10a4276d5906f3b.tmp
Filesize
680KB

MD5
7a27a6b2c6d4e3cf7f7046032f6ca620

SHA1
4b9e5af4bbea5d1d5760c5ceb3ef4f71bdb9fb19

SHA256
d44cb08a6d7e9c723d71932028ea8d43bccbecf37ec01654b76c4299bdeef35a

SHA512
b2b700d952f8dca39bc7d2831363d96090f42aab30b627b7b0709a730ef19e9314bac963e3d7257680a925c4e7f0e355d030eb39e58f489e9c79f61079fa5279

Download Submit
memory/1680-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1680-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/1680-76-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2540-72-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2540-68-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2540-69-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2580-85-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2580-117-0x0000000002730000-0x00000000027D2000-memory.dmp

Filesize
648KB

Download
memory/2580-137-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2580-134-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2580-78-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2580-131-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2580-82-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2580-128-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2580-88-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2580-91-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2580-94-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2580-95-0x0000000002730000-0x00000000027D2000-memory.dmp

Filesize
648KB

Download
memory/2580-101-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2580-104-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2580-107-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2580-110-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2580-113-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2580-116-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2580-118-0x0000000002730000-0x00000000027D2000-memory.dmp

Filesize
648KB

Download
memory/2580-74-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2580-122-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2580-125-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/3048-20-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/3048-81-0x00000000038C0000-0x0000000003C88000-memory.dmp

Filesize
3.8MB

Download
memory/3048-77-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/3048-66-0x00000000038C0000-0x0000000003C88000-memory.dmp

Filesize
3.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads