socks5systemz | 1694cd643b26823b5871438393f821595e964ed58779d63293c3a7a8355046ca

General

Target

1694cd643b26823b5871438393f821595e964ed58779d63293c3a7a8355046ca.exe
Size

4.6MB
MD5

e905d7e974afccad5168b66a15dca68f
SHA1

d359b90b53171f0f021938b17fc0453b1f05c66f
SHA256

1694cd643b26823b5871438393f821595e964ed58779d63293c3a7a8355046ca
SHA512

37b370a54353cd75394156cfba4150e92f33a2ed45755d5613a4cab3ced35d42b168875986377c40d6b0fb98b7bbe0d554f630e21268e9430108f69761061387
SSDEEP

98304:7aUp3iAqkhYC4IfZXl4G/D0Jz5Vz9YbmjWGYcq1MuZ8s8:LlioYVy4wD0bJCbmjW/cUMMS

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

http://bhdpkbo.com/search/?q=67e28dd83f0bf1291606a9177c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978f171ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a638eff17c8ed9c

http://bhdpkbo.com/search/?q=67e28dd83f0bf1291606a9177c27d78406abdd88be4b12eab517aa5c96bd86e891844b855a8bbc896c58e713bc90c91836b5281fc235a925ed3e52d6bd974a95129070b616e96cc92be20ea778c255bbe258b90d3b4eed3233d1626a8ff810c4ef959c33cf66

Signatures

Detect Socks5Systemz Payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2752-105-0x00000000029E0000-0x0000000002A82000-memory.dmp	family_socks5systemz
behavioral1/memory/2752-108-0x00000000029E0000-0x0000000002A82000-memory.dmp	family_socks5systemz
behavioral1/memory/2752-117-0x00000000029E0000-0x0000000002A82000-memory.dmp	family_socks5systemz
behavioral1/memory/2752-130-0x00000000029E0000-0x0000000002A82000-memory.dmp	family_socks5systemz
behavioral1/memory/2752-131-0x00000000029E0000-0x0000000002A82000-memory.dmp	family_socks5systemz

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

Processes:

is-7PS7L.tmpgrapeberrystudio.exegrapeberrystudio.exe

pid process

312 is-7PS7L.tmp
2116 grapeberrystudio.exe
2752 grapeberrystudio.exe

pid	process
312	is-7PS7L.tmp
2116	grapeberrystudio.exe
2752	grapeberrystudio.exe

Loads dropped DLL 11 IoCs

Processes:

1694cd643b26823b5871438393f821595e964ed58779d63293c3a7a8355046ca.exeis-7PS7L.tmpgrapeberrystudio.exegrapeberrystudio.exe

pid	process
1304	1694cd643b26823b5871438393f821595e964ed58779d63293c3a7a8355046ca.exe
312	is-7PS7L.tmp
312	is-7PS7L.tmp
312	is-7PS7L.tmp
312	is-7PS7L.tmp
312	is-7PS7L.tmp
2116	grapeberrystudio.exe
2116	grapeberrystudio.exe
312	is-7PS7L.tmp
2752	grapeberrystudio.exe
2752	grapeberrystudio.exe

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

description	ioc
Destination IP	45.155.250.90

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

1694cd643b26823b5871438393f821595e964ed58779d63293c3a7a8355046ca.exeis-7PS7L.tmp

description	pid	process	target process
PID 1304 wrote to memory of 312	1304	1694cd643b26823b5871438393f821595e964ed58779d63293c3a7a8355046ca.exe	is-7PS7L.tmp
PID 1304 wrote to memory of 312	1304	1694cd643b26823b5871438393f821595e964ed58779d63293c3a7a8355046ca.exe	is-7PS7L.tmp
PID 1304 wrote to memory of 312	1304	1694cd643b26823b5871438393f821595e964ed58779d63293c3a7a8355046ca.exe	is-7PS7L.tmp
PID 1304 wrote to memory of 312	1304	1694cd643b26823b5871438393f821595e964ed58779d63293c3a7a8355046ca.exe	is-7PS7L.tmp
PID 1304 wrote to memory of 312	1304	1694cd643b26823b5871438393f821595e964ed58779d63293c3a7a8355046ca.exe	is-7PS7L.tmp
PID 1304 wrote to memory of 312	1304	1694cd643b26823b5871438393f821595e964ed58779d63293c3a7a8355046ca.exe	is-7PS7L.tmp
PID 1304 wrote to memory of 312	1304	1694cd643b26823b5871438393f821595e964ed58779d63293c3a7a8355046ca.exe	is-7PS7L.tmp
PID 312 wrote to memory of 2116	312	is-7PS7L.tmp	grapeberrystudio.exe
PID 312 wrote to memory of 2116	312	is-7PS7L.tmp	grapeberrystudio.exe
PID 312 wrote to memory of 2116	312	is-7PS7L.tmp	grapeberrystudio.exe
PID 312 wrote to memory of 2116	312	is-7PS7L.tmp	grapeberrystudio.exe
PID 312 wrote to memory of 2116	312	is-7PS7L.tmp	grapeberrystudio.exe
PID 312 wrote to memory of 2116	312	is-7PS7L.tmp	grapeberrystudio.exe
PID 312 wrote to memory of 2116	312	is-7PS7L.tmp	grapeberrystudio.exe
PID 312 wrote to memory of 2752	312	is-7PS7L.tmp	grapeberrystudio.exe
PID 312 wrote to memory of 2752	312	is-7PS7L.tmp	grapeberrystudio.exe
PID 312 wrote to memory of 2752	312	is-7PS7L.tmp	grapeberrystudio.exe
PID 312 wrote to memory of 2752	312	is-7PS7L.tmp	grapeberrystudio.exe
PID 312 wrote to memory of 2752	312	is-7PS7L.tmp	grapeberrystudio.exe
PID 312 wrote to memory of 2752	312	is-7PS7L.tmp	grapeberrystudio.exe
PID 312 wrote to memory of 2752	312	is-7PS7L.tmp	grapeberrystudio.exe

C:\Users\Admin\AppData\Local\Temp\1694cd643b26823b5871438393f821595e964ed58779d63293c3a7a8355046ca.exe
"C:\Users\Admin\AppData\Local\Temp\1694cd643b26823b5871438393f821595e964ed58779d63293c3a7a8355046ca.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1304

C:\Users\Admin\AppData\Local\Temp\is-L2PJ9.tmp\is-7PS7L.tmp
"C:\Users\Admin\AppData\Local\Temp\is-L2PJ9.tmp\is-7PS7L.tmp" /SL4 $9014E "C:\Users\Admin\AppData\Local\Temp\1694cd643b26823b5871438393f821595e964ed58779d63293c3a7a8355046ca.exe" 4542532 52224
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:312

C:\Users\Admin\AppData\Local\Grape Berry Studio\grapeberrystudio.exe
"C:\Users\Admin\AppData\Local\Grape Berry Studio\grapeberrystudio.exe" -i
3⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2116

C:\Users\Admin\AppData\Local\Grape Berry Studio\grapeberrystudio.exe
"C:\Users\Admin\AppData\Local\Grape Berry Studio\grapeberrystudio.exe" -s
3⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2752

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

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Grape Berry Studio\grapeberrystudio.exe
Filesize
2.0MB

MD5
d8b691a144ca55d147980b38b8a78bd9

SHA1
a5812a662dc971cf451e6d38f15a2802a7d742ad

SHA256
143178bdaa41626d6d16386b5455945c5ccb5d49472069cc1f8130f1e0b01171

SHA512
34eb66e8691d47399b22f55a0a003529dda85698da47a5696d58762973c244f1e7666eb9a33cc5a19fd83192ed3dce99ea7ee7b0e52e3496e32270763888956d

Download Submit
\Users\Admin\AppData\Local\Temp\is-3D5MT.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-3D5MT.tmp\_isetup\_isdecmp.dll
Filesize
32KB

MD5
b4786eb1e1a93633ad1b4c112514c893

SHA1
734750b771d0809c88508e4feb788d7701e6dada

SHA256
2ae4169f721beb389a661e6dbb18bc84ef38556af1f46807da9d87aec2a6f06f

SHA512
0882d2aa163ece22796f837111db0d55158098035005e57cd2e9b8d59dc2e582207840bf98bee534b81c368acf60ab5d8ecbe762209273bda067a215cdb2c0c6

Download Submit
\Users\Admin\AppData\Local\Temp\is-3D5MT.tmp\_isetup\_shfoldr.dll
Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-L2PJ9.tmp\is-7PS7L.tmp
Filesize
648KB

MD5
cf3c97bb59951df580e81d71bf88ae50

SHA1
e085e89693120cbaca3a722751dc7474063a48ad

SHA256
121b33d9b2d71fbc432ab9143c79a52d9b520e8a75467379a9923d3fbdb8fa13

SHA512
e64a88d609752aa4e20eab392ccb715ab31cd1ca05f3949c30fee9af526072133f231255a6fe2e0855b20489193efd97360e97cbded82d9699a4597d8f1d1870

Download Submit
memory/312-86-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/312-66-0x0000000003490000-0x00000000036A0000-memory.dmp

Filesize
2.1MB

Download
memory/1304-1-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/1304-85-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2116-70-0x0000000000400000-0x0000000000610000-memory.dmp

Filesize
2.1MB

Download
memory/2116-74-0x0000000000400000-0x0000000000610000-memory.dmp

Filesize
2.1MB

Download
memory/2116-75-0x0000000000400000-0x0000000000610000-memory.dmp

Filesize
2.1MB

Download
memory/2116-72-0x0000000000400000-0x0000000000610000-memory.dmp

Filesize
2.1MB

Download
memory/2116-71-0x0000000000DE0000-0x0000000000FF0000-memory.dmp

Filesize
2.1MB

Download
memory/2752-93-0x0000000000400000-0x0000000000610000-memory.dmp

Filesize
2.1MB

Download
memory/2752-113-0x0000000000400000-0x0000000000610000-memory.dmp

Filesize
2.1MB

Download
memory/2752-81-0x0000000000C20000-0x0000000000E30000-memory.dmp

Filesize
2.1MB

Download
memory/2752-82-0x0000000000C20000-0x0000000000E30000-memory.dmp

Filesize
2.1MB

Download
memory/2752-87-0x0000000000400000-0x0000000000610000-memory.dmp

Filesize
2.1MB

Download
memory/2752-90-0x0000000000400000-0x0000000000610000-memory.dmp

Filesize
2.1MB

Download
memory/2752-91-0x0000000000400000-0x0000000000610000-memory.dmp

Filesize
2.1MB

Download
memory/2752-92-0x0000000000C20000-0x0000000000E30000-memory.dmp

Filesize
2.1MB

Download
memory/2752-80-0x0000000000400000-0x0000000000610000-memory.dmp

Filesize
2.1MB

Download
memory/2752-96-0x0000000000400000-0x0000000000610000-memory.dmp

Filesize
2.1MB

Download
memory/2752-99-0x0000000000400000-0x0000000000610000-memory.dmp

Filesize
2.1MB

Download
memory/2752-102-0x0000000000400000-0x0000000000610000-memory.dmp

Filesize
2.1MB

Download
memory/2752-105-0x00000000029E0000-0x0000000002A82000-memory.dmp

Filesize
648KB

Download
memory/2752-107-0x0000000000400000-0x0000000000610000-memory.dmp

Filesize
2.1MB

Download
memory/2752-108-0x00000000029E0000-0x0000000002A82000-memory.dmp

Filesize
648KB

Download
memory/2752-84-0x0000000000400000-0x0000000000610000-memory.dmp

Filesize
2.1MB

Download
memory/2752-116-0x0000000000400000-0x0000000000610000-memory.dmp

Filesize
2.1MB

Download
memory/2752-117-0x00000000029E0000-0x0000000002A82000-memory.dmp

Filesize
648KB

Download
memory/2752-120-0x0000000000400000-0x0000000000610000-memory.dmp

Filesize
2.1MB

Download
memory/2752-123-0x0000000000400000-0x0000000000610000-memory.dmp

Filesize
2.1MB

Download
memory/2752-126-0x0000000000400000-0x0000000000610000-memory.dmp

Filesize
2.1MB

Download
memory/2752-129-0x0000000000400000-0x0000000000610000-memory.dmp

Filesize
2.1MB

Download
memory/2752-130-0x00000000029E0000-0x0000000002A82000-memory.dmp

Filesize
648KB

Download
memory/2752-131-0x00000000029E0000-0x0000000002A82000-memory.dmp

Filesize
648KB

Download
memory/2752-135-0x0000000000400000-0x0000000000610000-memory.dmp

Filesize
2.1MB

Download
memory/2752-138-0x0000000000400000-0x0000000000610000-memory.dmp

Filesize
2.1MB

Download
memory/2752-141-0x0000000000400000-0x0000000000610000-memory.dmp

Filesize
2.1MB

Download
memory/2752-144-0x0000000000400000-0x0000000000610000-memory.dmp

Filesize
2.1MB

Download
memory/2752-147-0x0000000000400000-0x0000000000610000-memory.dmp

Filesize
2.1MB

Download
memory/2752-150-0x0000000000400000-0x0000000000610000-memory.dmp

Filesize
2.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads