socks5systemz | 13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee

General

Target

13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.exe
Size

4.9MB
MD5

7a8788d180155eef6504942ec057006f
SHA1

6dd1db66d854822e96add15b15aef22b8485577f
SHA256

13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee
SHA512

c38754db54fef35e2f6683a80a0e8a264cb248f60c3f34209f8378093373004184b1d0812c6cb79ba4e177d61369c3678b774898d535263be74c443d5b494492
SSDEEP

98304:mHWX857xIQkUDVLkNvpYPJ/HCNw5Vp9BiKET9939Fm/:MDFtDVw89HWwrBiKEJhjm/

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

ddhouko.info

http://ddhouko.info/search/?q=67e28dd86a5ba0284308f94b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978f071ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a6f87fd13c9e994

http://ddhouko.info/search/?q=67e28dd86a5ba0284308f94b7c27d78406abdd88be4b12eab517aa5c96bd86ee97824d855a8bbc896c58e713bc90c91936b5281fc235a925ed3e53d6bd974a95129070b616e96cc92be20ea778c255bbe258b90d3b4eed3233d1626a8ff810c8e6979832cb6e

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2704-92-0x00000000025A0000-0x0000000002642000-memory.dmp	family_socks5systemz

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

Processes:

13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmporangestarsaudioconverter.exeorangestarsaudioconverter.exe

pid process

2936 13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp
2600 orangestarsaudioconverter.exe
2704 orangestarsaudioconverter.exe

pid	process
2936	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp
2600	orangestarsaudioconverter.exe
2704	orangestarsaudioconverter.exe

Loads dropped DLL 5 IoCs

Processes:

13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.exe13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp

pid	process
1904	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.exe
2936	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp
2936	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp
2936	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp
2936	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.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 141.98.234.31
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:

13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp

pid process

2936 13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp

description	ioc
Destination IP	141.98.234.31

pid	process
2936	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.exe13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp

description	pid	process	target process
PID 1904 wrote to memory of 2936	1904	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.exe	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp
PID 1904 wrote to memory of 2936	1904	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.exe	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp
PID 1904 wrote to memory of 2936	1904	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.exe	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp
PID 1904 wrote to memory of 2936	1904	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.exe	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp
PID 1904 wrote to memory of 2936	1904	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.exe	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp
PID 1904 wrote to memory of 2936	1904	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.exe	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp
PID 1904 wrote to memory of 2936	1904	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.exe	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp
PID 2936 wrote to memory of 2600	2936	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp	orangestarsaudioconverter.exe
PID 2936 wrote to memory of 2600	2936	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp	orangestarsaudioconverter.exe
PID 2936 wrote to memory of 2600	2936	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp	orangestarsaudioconverter.exe
PID 2936 wrote to memory of 2600	2936	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp	orangestarsaudioconverter.exe
PID 2936 wrote to memory of 2704	2936	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp	orangestarsaudioconverter.exe
PID 2936 wrote to memory of 2704	2936	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp	orangestarsaudioconverter.exe
PID 2936 wrote to memory of 2704	2936	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp	orangestarsaudioconverter.exe
PID 2936 wrote to memory of 2704	2936	13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp	orangestarsaudioconverter.exe

C:\Users\Admin\AppData\Local\Temp\13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.exe
"C:\Users\Admin\AppData\Local\Temp\13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1904

C:\Users\Admin\AppData\Local\Temp\is-JVVV6.tmp\13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp
"C:\Users\Admin\AppData\Local\Temp\is-JVVV6.tmp\13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp" /SL5="$30144,4847305,54272,C:\Users\Admin\AppData\Local\Temp\13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2936

C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\orangestarsaudioconverter.exe
"C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\orangestarsaudioconverter.exe" -i
3⤵
- Executes dropped EXE
PID:2600

C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\orangestarsaudioconverter.exe
"C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\orangestarsaudioconverter.exe" -s
3⤵
- Executes dropped EXE
PID:2704

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\OrangeStars Audio Converter\orangestarsaudioconverter.exe
Filesize
2.4MB

MD5
ca3294d3fb5333308aba0b3a93d76ef3

SHA1
4f2b9649d9439bfa4900f699232a2ac132b2c835

SHA256
4099143ccc4053d6567df6107577c5d31473e6bb8a8a173eef45b89219c03566

SHA512
9a344b3962febf2321828361b17227dbb80abba300bb2720e088d7e1c7e9cc8fd4656e847d1d3d7bdf7e07e379b30476bf0a09b1adfb6e5d9363d8155b3d6c6b

Download Submit
\Users\Admin\AppData\Local\Temp\is-JVVV6.tmp\13422dba2197f01cbcd771033f0f5424ce97f5e4fd84010e1220f7e2364cc3ee.tmp
Filesize
680KB

MD5
5685749dcd78ffe3259cfc47e55c9694

SHA1
d4df6660c45413397ad60e2f8928e7a3957040c8

SHA256
1443f4e433566eadc640ba5fcd5a7ae04c3a05dc84b9d4d10c222353402a35fd

SHA512
703a6d2cf737b9a94d6877a2a4d3e32888151e8cee4031485fe0e262c3d39bcc2645c5ee7924a9e5e183ed64e19fdea8983ea064eb268f0205612722e631fe7f

Download Submit
\Users\Admin\AppData\Local\Temp\is-TI79J.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-TI79J.tmp\_isetup\_shfoldr.dll
Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/1904-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/1904-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1904-73-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2600-69-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2600-65-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2600-66-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2704-104-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2704-101-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2704-137-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2704-132-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2704-75-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2704-78-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2704-129-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2704-82-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2704-85-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2704-88-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2704-91-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2704-92-0x00000000025A0000-0x0000000002642000-memory.dmp

Filesize
648KB

Download
memory/2704-98-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2704-71-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2704-126-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2704-107-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2704-110-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2704-113-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2704-117-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2704-120-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2704-123-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/2936-12-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2936-79-0x0000000003430000-0x0000000003695000-memory.dmp

Filesize
2.4MB

Download
memory/2936-74-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2936-64-0x0000000003430000-0x0000000003695000-memory.dmp

Filesize
2.4MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads