socks5systemz | 620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c

General

Target

620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.exe
Size

2.0MB
MD5

7a698634ca19583a33eebad7e816507f
SHA1

9e364dd9cef263ee9c151c2073bb8fdf89860daf
SHA256

620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c
SHA512

f878e81c9d188ea3e3b2a596b1054ea55ab637fa34d2bd6ea149788e7deb1493c23a8a3e6d183f97f49b3c21e9944dd10fb04c57db05a32feda7a7a1a674b416
SSDEEP

49152:32Jr4PzdBoeI9VEwYY1tfIpgiPuY2AOkjVCJhC0iYz0C:mkzQ9VjTfo1PuY5OsVMz0C

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

aqxooop.ru

http://aqxooop.ru/search/?q=67e28dd8650ff329480ff8197c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a571ea771795af8e05c642db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923f658cf810c3e79c

Signatures

Detect Socks5Systemz Payload 1 IoCs

resource	yara_rule
behavioral1/memory/2580-77-0x0000000002620000-0x00000000026C2000-memory.dmp	family_socks5systemz

Socks5Systemz
Socks5Systemz is a botnet written in C++.
botnet socks5systemz
Socks5systemz family
socks5systemz

Executes dropped EXE 3 IoCs

pid	Process
2268	620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.tmp
2900	htmlpadhunter.exe
2580	htmlpadhunter.exe

Loads dropped DLL 6 IoCs

pid	Process
2276	620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.exe
2268	620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.tmp
2268	620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.tmp
2268	620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.tmp
2268	620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.tmp
2268	620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.tmp

Unexpected DNS network traffic destination 3 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	flow	ioc	pid	Process
Destination IP	2	152.89.198.214	2580	htmlpadhunter.exe
Destination IP	3	152.89.198.214	2580	htmlpadhunter.exe
Destination IP	6	91.211.247.248	2580	htmlpadhunter.exe

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

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	htmlpadhunter.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	htmlpadhunter.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2276 wrote to memory of 2268	2276	620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.exe	30
PID 2276 wrote to memory of 2268	2276	620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.exe	30
PID 2276 wrote to memory of 2268	2276	620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.exe	30
PID 2276 wrote to memory of 2268	2276	620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.exe	30
PID 2276 wrote to memory of 2268	2276	620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.exe	30
PID 2276 wrote to memory of 2268	2276	620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.exe	30
PID 2276 wrote to memory of 2268	2276	620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.exe	30
PID 2268 wrote to memory of 2900	2268	620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.tmp	31
PID 2268 wrote to memory of 2900	2268	620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.tmp	31
PID 2268 wrote to memory of 2900	2268	620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.tmp	31
PID 2268 wrote to memory of 2900	2268	620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.tmp	31
PID 2268 wrote to memory of 2580	2268	620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.tmp	32
PID 2268 wrote to memory of 2580	2268	620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.tmp	32
PID 2268 wrote to memory of 2580	2268	620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.tmp	32
PID 2268 wrote to memory of 2580	2268	620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.tmp	32

C:\Users\Admin\AppData\Local\Temp\620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.exe
"C:\Users\Admin\AppData\Local\Temp\620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2276
- C:\Users\Admin\AppData\Local\Temp\is-1D4H6.tmp\620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-1D4H6.tmp\620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.tmp" /SL5="$40150,1723310,54272,C:\Users\Admin\AppData\Local\Temp\620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2268
- - C:\Users\Admin\AppData\Local\HTML Pad Hunter\htmlpadhunter.exe
    "C:\Users\Admin\AppData\Local\HTML Pad Hunter\htmlpadhunter.exe" -i
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2900
- - C:\Users\Admin\AppData\Local\HTML Pad Hunter\htmlpadhunter.exe
    "C:\Users\Admin\AppData\Local\HTML Pad Hunter\htmlpadhunter.exe" -s
    3⤵
    - Executes dropped EXE
    - Unexpected DNS network traffic destination
    - System Location Discovery: System Language Discovery
    PID:2580

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\HTML Pad Hunter\htmlpadhunter.exe

Filesize
1.8MB

MD5
decf3f16b1811796c32efd294b92e4a6

SHA1
09446ace5116834877e6a707a42c09c20eaa1a29

SHA256
54cd5048f145572cb2331a3a5afdd3e534942be4ef0c8d9391debc44b8e687a2

SHA512
ffbe85b0a2b9be52379b3d1ac80de8576a3b310f639fbf4f13047c559765d0e75a180273ef07624caab0077590f3bb66aadd5c5ade23405c80979fee87bf0aef

Download Submit
\Users\Admin\AppData\Local\Temp\is-1D4H6.tmp\620aa8dfa0afd88a9946d2892facbf5748c1a79c2312dab507dd061d09905e5c.tmp

Filesize
677KB

MD5
0df25036e1a46f94d73b80bd52bad68d

SHA1
020466c201b3c1eda6f03b3422ddfbcc94793280

SHA256
ea0e88c2c732e9f2f759522936b1b985457dfa86019627429400f51f53d99773

SHA512
e6df960531d057390c2b8e2c912f393e1c0790f2712fd70336fc108e7dd05df7372764188947904e5266507b28b5cd2585ad0f8973f5c59346873bb90201526c

Download Submit
\Users\Admin\AppData\Local\Temp\is-P17F4.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-P17F4.tmp\_isetup\_isdecmp.dll

Filesize
32KB

MD5
b6f11a0ab7715f570f45900a1fe84732

SHA1
77b1201e535445af5ea94c1b03c0a1c34d67a77b

SHA256
e47dd306a9854599f02bc1b07ca6dfbd5220f8a1352faa9616d1a327de0bbf67

SHA512
78a757e67d21eb7cc95954df15e3eeff56113d6b40fb73f0c5f53304265cc52c79125d6f1b3655b64f9a411711b5b70f746080d708d7c222f4e65bad64b1b771

Download Submit
\Users\Admin\AppData\Local\Temp\is-P17F4.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/2268-56-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/2268-9-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/2268-45-0x0000000003800000-0x00000000039C5000-memory.dmp

Filesize
1.8MB

Download
memory/2268-57-0x0000000003800000-0x00000000039C5000-memory.dmp

Filesize
1.8MB

Download
memory/2276-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2276-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2276-58-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2580-92-0x0000000000400000-0x00000000005C5000-memory.dmp

Filesize
1.8MB

Download
memory/2580-86-0x0000000000400000-0x00000000005C5000-memory.dmp

Filesize
1.8MB

Download
memory/2580-120-0x0000000000400000-0x00000000005C5000-memory.dmp

Filesize
1.8MB

Download
memory/2580-117-0x0000000000400000-0x00000000005C5000-memory.dmp

Filesize
1.8MB

Download
memory/2580-60-0x0000000000400000-0x00000000005C5000-memory.dmp

Filesize
1.8MB

Download
memory/2580-61-0x0000000000400000-0x00000000005C5000-memory.dmp

Filesize
1.8MB

Download
memory/2580-64-0x0000000000400000-0x00000000005C5000-memory.dmp

Filesize
1.8MB

Download
memory/2580-67-0x0000000000400000-0x00000000005C5000-memory.dmp

Filesize
1.8MB

Download
memory/2580-70-0x0000000000400000-0x00000000005C5000-memory.dmp

Filesize
1.8MB

Download
memory/2580-73-0x0000000000400000-0x00000000005C5000-memory.dmp

Filesize
1.8MB

Download
memory/2580-76-0x0000000000400000-0x00000000005C5000-memory.dmp

Filesize
1.8MB

Download
memory/2580-77-0x0000000002620000-0x00000000026C2000-memory.dmp

Filesize
648KB

Download
memory/2580-83-0x0000000000400000-0x00000000005C5000-memory.dmp

Filesize
1.8MB

Download
memory/2580-54-0x0000000000400000-0x00000000005C5000-memory.dmp

Filesize
1.8MB

Download
memory/2580-89-0x0000000000400000-0x00000000005C5000-memory.dmp

Filesize
1.8MB

Download
memory/2580-114-0x0000000000400000-0x00000000005C5000-memory.dmp

Filesize
1.8MB

Download
memory/2580-95-0x0000000000400000-0x00000000005C5000-memory.dmp

Filesize
1.8MB

Download
memory/2580-98-0x0000000000400000-0x00000000005C5000-memory.dmp

Filesize
1.8MB

Download
memory/2580-101-0x0000000000400000-0x00000000005C5000-memory.dmp

Filesize
1.8MB

Download
memory/2580-104-0x0000000000400000-0x00000000005C5000-memory.dmp

Filesize
1.8MB

Download
memory/2580-108-0x0000000000400000-0x00000000005C5000-memory.dmp

Filesize
1.8MB

Download
memory/2580-111-0x0000000000400000-0x00000000005C5000-memory.dmp

Filesize
1.8MB

Download
memory/2900-47-0x0000000000400000-0x00000000005C5000-memory.dmp

Filesize
1.8MB

Download
memory/2900-48-0x0000000000400000-0x00000000005C5000-memory.dmp

Filesize
1.8MB

Download
memory/2900-52-0x0000000000400000-0x00000000005C5000-memory.dmp

Filesize
1.8MB

Download

Analysis

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