socks5systemz | e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b

General

Target

e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.exe
Size

7.4MB
MD5

5a16c8dcc90fa2c9b614a4cc9811819a
SHA1

7ab31ec54bb54603594fe3b32acd3adeef1f9708
SHA256

e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b
SHA512

765f235297348ee0a8f4f2b002aa2c8d5e93ef21f7c4cf63819020f5e26c384889fa06d3a65b8a12746ab872282129720ed5cab738c851269906461709c37703
SSDEEP

98304:IsJGinClmXF+U5g4EEi78IO/OyzEXkNv4j2+n8Qh+FSvMUUv55RZW4AuzY8ARu+q:DWqF/KhEq8IiZv4pn8Q8dZZ/ARlkH1

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

http://aaeafpb.ru/search/?q=67e28dd86f55a629155bff1b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978f071ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ef819c8e9909d3c

http://aaeafpb.ru/search/?q=67e28dd86f55a629155bff1b7c27d78406abdd88be4b12eab517aa5c96bd86ec93804a875a8bbc896c58e713bc90c91836b5281fc235a925ed3e53d6bd974a95129070b616e96cc92be510b866db52bee348ee4c2b14a82966836f23d7f210c7ef929233cb6a9111

Signatures

Detect Socks5Systemz Payload 3 IoCs

resource	yara_rule
behavioral2/memory/4080-90-0x00000000007F0000-0x0000000000892000-memory.dmp	family_socks5systemz
behavioral2/memory/4080-95-0x00000000007F0000-0x0000000000892000-memory.dmp	family_socks5systemz
behavioral2/memory/4080-104-0x00000000007F0000-0x0000000000892000-memory.dmp	family_socks5systemz

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

Executes dropped EXE 3 IoCs

pid	Process
524	e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp
1604	magnatcoverdesigner.exe
4080	magnatcoverdesigner.exe

Loads dropped DLL 3 IoCs

pid	Process
524	e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp
524	e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp
524	e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.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	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

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
524	e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp
524	e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
524	e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3008 wrote to memory of 524	3008	e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.exe	19
PID 3008 wrote to memory of 524	3008	e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.exe	19
PID 3008 wrote to memory of 524	3008	e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.exe	19
PID 524 wrote to memory of 1604	524	e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp	33
PID 524 wrote to memory of 1604	524	e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp	33
PID 524 wrote to memory of 1604	524	e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp	33
PID 524 wrote to memory of 4080	524	e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp	36
PID 524 wrote to memory of 4080	524	e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp	36
PID 524 wrote to memory of 4080	524	e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp	36

C:\Users\Admin\AppData\Local\Temp\e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.exe
"C:\Users\Admin\AppData\Local\Temp\e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3008
- C:\Users\Admin\AppData\Local\Temp\is-PIAOD.tmp\e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-PIAOD.tmp\e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp" /SL5="$60230,7522492,54272,C:\Users\Admin\AppData\Local\Temp\e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:524
- - C:\Users\Admin\AppData\Local\Magnat CoverDesigner\magnatcoverdesigner.exe
    "C:\Users\Admin\AppData\Local\Magnat CoverDesigner\magnatcoverdesigner.exe" -i
    3⤵
    - Executes dropped EXE
    PID:1604
- - C:\Users\Admin\AppData\Local\Magnat CoverDesigner\magnatcoverdesigner.exe
    "C:\Users\Admin\AppData\Local\Magnat CoverDesigner\magnatcoverdesigner.exe" -s
    3⤵
    - Executes dropped EXE
    PID:4080

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Magnat CoverDesigner\magnatcoverdesigner.exe

Filesize
550KB

MD5
f99cbf978b4e0cbb4c16ca29e3e08323

SHA1
69389a9c5db80fd0797a72572467f5cdd6f5c9eb

SHA256
9b6618baaf522572c0b5cd3d47fad8733bf232908422d66b9c738620c7fce351

SHA512
5a48279416d7b06ebb49d24b261c04da32719c89d02b91db4cd631a47d04d562b1d43eb1fe0ac4e19017f8a78da50060c070064ce79768a89db0f3dda5e33f67

Download Submit
C:\Users\Admin\AppData\Local\Magnat CoverDesigner\magnatcoverdesigner.exe

Filesize
527KB

MD5
ed3225992e68faec48ec43e5d396b6b8

SHA1
9430b092950fab3bead2bf5d76b2fcc211b9fcf6

SHA256
b9627c86b9fac702f530b8634d7ebec9bed5efc050d4182357b9d0c8653d0928

SHA512
6c23db24aaaa915dd1535afb59725a3c180088623db380f7869f794a2f44c89754c4cf732224a1abf6bf0873411f6b1fee9084d174a1ec23d7f836f847814c2a

Download Submit
C:\Users\Admin\AppData\Local\Magnat CoverDesigner\magnatcoverdesigner.exe

Filesize
419KB

MD5
c69390de928c0a0a1af52b30c5bd76df

SHA1
44d8b5f6e81c38b1f0d87bb5c3f8cff2002031e6

SHA256
0d89330a2f677b0a623c18638518e20b4d7d822dd3727f3a950c875f9ed35cc6

SHA512
d93e3e8fd06dd4fee5beea720ae89de381c4e33c52332e08cee14cc3dab494221b134d928b00dd96e7c4130faefd55b9e8edf18a7bd485ea7b91fe75a13875b0

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-PIAOD.tmp\e13c6d0463f12f15ddcebedb8704d28ce6621fe775a88a739963c2189d5fc67b.tmp

Filesize
689KB

MD5
9ef1392bc232ca156cab448572b4895e

SHA1
892b3f23908965c3373bb9daa4026013913f757c

SHA256
f65f2eb96a4c91c54dd5e5680d954b5080ecf676ec45ec35809af28e4f409bb8

SHA512
724d1de60ee2bfbaaad39fddc6c68fa8d2cebb17e0ab94a420deaa43a66b497ea581234a9470e0b09f01b40412bee4e8a95d4d1c634a4703e75851705b71a98b

Download Submit
\Users\Admin\AppData\Local\Temp\is-80V41.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-80V41.tmp\_isetup\_isdecmp.dll

Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
memory/524-7-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/524-76-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/524-74-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/1604-63-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/1604-64-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/1604-68-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/1604-67-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/3008-2-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3008-73-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3008-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4080-79-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/4080-104-0x00000000007F0000-0x0000000000892000-memory.dmp

Filesize
648KB

Download
memory/4080-72-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/4080-80-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/4080-70-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/4080-83-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/4080-86-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/4080-89-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/4080-90-0x00000000007F0000-0x0000000000892000-memory.dmp

Filesize
648KB

Download
memory/4080-95-0x00000000007F0000-0x0000000000892000-memory.dmp

Filesize
648KB

Download
memory/4080-94-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/4080-100-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/4080-103-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/4080-75-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/4080-107-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/4080-110-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/4080-113-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/4080-116-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/4080-120-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/4080-123-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/4080-126-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/4080-129-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/4080-132-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/4080-135-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download
memory/4080-140-0x0000000000400000-0x0000000000656000-memory.dmp

Filesize
2.3MB

Download

Analysis

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