socks5systemz | 960dce369bf0ee060ce3f5c32589a081075b9ae9123a23ebf69490f4d52f1f26

General

Target

960dce369bf0ee060ce3f5c32589a081075b9ae9123a23ebf69490f4d52f1f26.exe
Size

2.5MB
MD5

23caf06fd127424abe806bf1a94a8074
SHA1

149576b82156776b92a971c6c306a66f36b0b91b
SHA256

960dce369bf0ee060ce3f5c32589a081075b9ae9123a23ebf69490f4d52f1f26
SHA512

b184c1d27befdffc9ffbcff3adbc98e6d1157e6fe2c9a42bcf24ee366f05a81556570e20d1dd0d816d84e72c67be1ba123c42a7b32fac617a2287c1fde561615
SSDEEP

49152:C9JUzBM3/r8AGfg1dk+Y3WOfGRF6qTeEZ/wIwrWpD/t6x:MJKBUGIPk+8HuCqTbwy/tk

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

http://ejrcbug.ua/search/?q=67e28dd86c0ea7794406f94d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa44e8889b5e4fa9281ae978f671ea771795af8e05c64bdb22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ef610c3e6969b32

Signatures

Detect Socks5Systemz Payload 3 IoCs

resource	yara_rule
behavioral2/memory/1764-72-0x00000000009D0000-0x0000000000A72000-memory.dmp	family_socks5systemz
behavioral2/memory/1764-75-0x00000000009D0000-0x0000000000A72000-memory.dmp	family_socks5systemz
behavioral2/memory/1764-84-0x00000000009D0000-0x0000000000A72000-memory.dmp	family_socks5systemz

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

Detects executables packed with VMProtect. 19 IoCs

resource	yara_rule
behavioral2/memory/2348-44-0x0000000000400000-0x0000000000700000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/2348-47-0x0000000000400000-0x0000000000700000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/2348-48-0x0000000000400000-0x0000000000700000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/1764-52-0x0000000000400000-0x0000000000700000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/1764-55-0x0000000000400000-0x0000000000700000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/1764-59-0x0000000000400000-0x0000000000700000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/1764-60-0x0000000000400000-0x0000000000700000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/1764-63-0x0000000000400000-0x0000000000700000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/1764-66-0x0000000000400000-0x0000000000700000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/1764-69-0x0000000000400000-0x0000000000700000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/1764-73-0x0000000000400000-0x0000000000700000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/1764-80-0x0000000000400000-0x0000000000700000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/1764-83-0x0000000000400000-0x0000000000700000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/1764-87-0x0000000000400000-0x0000000000700000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/1764-90-0x0000000000400000-0x0000000000700000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/1764-93-0x0000000000400000-0x0000000000700000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/1764-96-0x0000000000400000-0x0000000000700000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/1764-100-0x0000000000400000-0x0000000000700000-memory.dmp	INDICATOR_EXE_Packed_VMProtect
behavioral2/memory/1764-103-0x0000000000400000-0x0000000000700000-memory.dmp	INDICATOR_EXE_Packed_VMProtect

Executes dropped EXE 3 IoCs

pid	Process
3448	960dce369bf0ee060ce3f5c32589a081075b9ae9123a23ebf69490f4d52f1f26.tmp
2348	cddvdidentifier.exe
1764	cddvdidentifier.exe

Loads dropped DLL 3 IoCs

pid	Process
3448	960dce369bf0ee060ce3f5c32589a081075b9ae9123a23ebf69490f4d52f1f26.tmp
3448	960dce369bf0ee060ce3f5c32589a081075b9ae9123a23ebf69490f4d52f1f26.tmp
3448	960dce369bf0ee060ce3f5c32589a081075b9ae9123a23ebf69490f4d52f1f26.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

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3448	960dce369bf0ee060ce3f5c32589a081075b9ae9123a23ebf69490f4d52f1f26.tmp
3448	960dce369bf0ee060ce3f5c32589a081075b9ae9123a23ebf69490f4d52f1f26.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3448	960dce369bf0ee060ce3f5c32589a081075b9ae9123a23ebf69490f4d52f1f26.tmp

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3804 wrote to memory of 3448	3804	960dce369bf0ee060ce3f5c32589a081075b9ae9123a23ebf69490f4d52f1f26.exe	88
PID 3804 wrote to memory of 3448	3804	960dce369bf0ee060ce3f5c32589a081075b9ae9123a23ebf69490f4d52f1f26.exe	88
PID 3804 wrote to memory of 3448	3804	960dce369bf0ee060ce3f5c32589a081075b9ae9123a23ebf69490f4d52f1f26.exe	88
PID 3448 wrote to memory of 2348	3448	960dce369bf0ee060ce3f5c32589a081075b9ae9123a23ebf69490f4d52f1f26.tmp	92
PID 3448 wrote to memory of 2348	3448	960dce369bf0ee060ce3f5c32589a081075b9ae9123a23ebf69490f4d52f1f26.tmp	92
PID 3448 wrote to memory of 2348	3448	960dce369bf0ee060ce3f5c32589a081075b9ae9123a23ebf69490f4d52f1f26.tmp	92
PID 3448 wrote to memory of 1764	3448	960dce369bf0ee060ce3f5c32589a081075b9ae9123a23ebf69490f4d52f1f26.tmp	93
PID 3448 wrote to memory of 1764	3448	960dce369bf0ee060ce3f5c32589a081075b9ae9123a23ebf69490f4d52f1f26.tmp	93
PID 3448 wrote to memory of 1764	3448	960dce369bf0ee060ce3f5c32589a081075b9ae9123a23ebf69490f4d52f1f26.tmp	93

C:\Users\Admin\AppData\Local\Temp\960dce369bf0ee060ce3f5c32589a081075b9ae9123a23ebf69490f4d52f1f26.exe
"C:\Users\Admin\AppData\Local\Temp\960dce369bf0ee060ce3f5c32589a081075b9ae9123a23ebf69490f4d52f1f26.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3804
- C:\Users\Admin\AppData\Local\Temp\is-3K8RJ.tmp\960dce369bf0ee060ce3f5c32589a081075b9ae9123a23ebf69490f4d52f1f26.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-3K8RJ.tmp\960dce369bf0ee060ce3f5c32589a081075b9ae9123a23ebf69490f4d52f1f26.tmp" /SL5="$D016C,2202326,56832,C:\Users\Admin\AppData\Local\Temp\960dce369bf0ee060ce3f5c32589a081075b9ae9123a23ebf69490f4d52f1f26.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:3448
- - C:\Users\Admin\AppData\Local\CD DVD Identifier\cddvdidentifier.exe
    "C:\Users\Admin\AppData\Local\CD DVD Identifier\cddvdidentifier.exe" -i
    3⤵
    - Executes dropped EXE
    PID:2348
- - C:\Users\Admin\AppData\Local\CD DVD Identifier\cddvdidentifier.exe
    "C:\Users\Admin\AppData\Local\CD DVD Identifier\cddvdidentifier.exe" -s
    3⤵
    - Executes dropped EXE
    PID:1764

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\CD DVD Identifier\cddvdidentifier.exe

Filesize
3.0MB

MD5
7e21a1fbb31a2468ac84301e1b0ec8ff

SHA1
dd95f71ee319de5b88dcd4a2f6ebfbea2498bb73

SHA256
47fc6e9022b2665567d17997bf527ad2a5131f209cf23034092c1cce9e2c8f00

SHA512
fe4a14a38d1ad7a49bcbd36a17a14a21e69024ed96a1dcf8a7621959e805b752f269d84dfc04042f6ceb4bd9af8f183d49dc2732728e88bac512c7fe97be7bf9

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-3K8RJ.tmp\960dce369bf0ee060ce3f5c32589a081075b9ae9123a23ebf69490f4d52f1f26.tmp

Filesize
690KB

MD5
a1b45df2ed6b73416fdf10a62a69f8f0

SHA1
053d566b3d1d4ec47d4dff670611a20802b1a366

SHA256
0f20cd41a5d49d9324f102419045adbaa01e1bdab8f620cacd30f32290009a4d

SHA512
bbe1b8cd45eda9f201093970788a001d4142fe234b21e6fc992366f86a0fcc2156480394696a09cedc41381ba939966d5825582f49a90bdd089dc765fa52a8f2

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-GB56Q.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-GB56Q.tmp\_isetup\_isdecmp.dll

Filesize
19KB

MD5
3adaa386b671c2df3bae5b39dc093008

SHA1
067cf95fbdb922d81db58432c46930f86d23dded

SHA256
71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

SHA512
bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

Download Submit
memory/1764-52-0x0000000000400000-0x0000000000700000-memory.dmp

Filesize
3.0MB

Download
memory/1764-84-0x00000000009D0000-0x0000000000A72000-memory.dmp

Filesize
648KB

Download
memory/1764-103-0x0000000000400000-0x0000000000700000-memory.dmp

Filesize
3.0MB

Download
memory/1764-96-0x0000000000400000-0x0000000000700000-memory.dmp

Filesize
3.0MB

Download
memory/1764-93-0x0000000000400000-0x0000000000700000-memory.dmp

Filesize
3.0MB

Download
memory/1764-90-0x0000000000400000-0x0000000000700000-memory.dmp

Filesize
3.0MB

Download
memory/1764-87-0x0000000000400000-0x0000000000700000-memory.dmp

Filesize
3.0MB

Download
memory/1764-51-0x0000000000400000-0x0000000000700000-memory.dmp

Filesize
3.0MB

Download
memory/1764-75-0x00000000009D0000-0x0000000000A72000-memory.dmp

Filesize
648KB

Download
memory/1764-100-0x0000000000400000-0x0000000000700000-memory.dmp

Filesize
3.0MB

Download
memory/1764-83-0x0000000000400000-0x0000000000700000-memory.dmp

Filesize
3.0MB

Download
memory/1764-55-0x0000000000400000-0x0000000000700000-memory.dmp

Filesize
3.0MB

Download
memory/1764-80-0x0000000000400000-0x0000000000700000-memory.dmp

Filesize
3.0MB

Download
memory/1764-59-0x0000000000400000-0x0000000000700000-memory.dmp

Filesize
3.0MB

Download
memory/1764-60-0x0000000000400000-0x0000000000700000-memory.dmp

Filesize
3.0MB

Download
memory/1764-63-0x0000000000400000-0x0000000000700000-memory.dmp

Filesize
3.0MB

Download
memory/1764-66-0x0000000000400000-0x0000000000700000-memory.dmp

Filesize
3.0MB

Download
memory/1764-69-0x0000000000400000-0x0000000000700000-memory.dmp

Filesize
3.0MB

Download
memory/1764-72-0x00000000009D0000-0x0000000000A72000-memory.dmp

Filesize
648KB

Download
memory/1764-73-0x0000000000400000-0x0000000000700000-memory.dmp

Filesize
3.0MB

Download
memory/2348-44-0x0000000000400000-0x0000000000700000-memory.dmp

Filesize
3.0MB

Download
memory/2348-48-0x0000000000400000-0x0000000000700000-memory.dmp

Filesize
3.0MB

Download
memory/2348-47-0x0000000000400000-0x0000000000700000-memory.dmp

Filesize
3.0MB

Download
memory/2348-43-0x0000000000400000-0x0000000000700000-memory.dmp

Filesize
3.0MB

Download
memory/3448-56-0x0000000000660000-0x0000000000661000-memory.dmp

Filesize
4KB

Download
memory/3448-54-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/3448-7-0x0000000000660000-0x0000000000661000-memory.dmp

Filesize
4KB

Download
memory/3804-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3804-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3804-2-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

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