socks5systemz | 8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4

General

Target

8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe
Size

2.2MB
MD5

25cb7192c8f7a3bfec2a4817f8552ca7
SHA1

cc221059563e9e8025805a42a9a46154feedd55d
SHA256

8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4
SHA512

fafea40044db5c00ae813ed91da0aeb40eb35602dc4265a5a0d50f95c13cfe878d079e45f42c1eb533dc366f88576f00ab539122783aece8c46b338ef458687f
SSDEEP

49152:32mFbq6TKK/DUgI/Guo+HoJ7P7Ea2ieZl53e7D:m+b1TKqqGXkopP2iex3c

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

ccmbeko.net

http://ccmbeko.net/search/?q=67e28dd86a0bf32e440fad1a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa49e8889b5e4fa9281ae978a471ea771795af8e05c642db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923f658cf817c7eb95

Signatures

Detect Socks5Systemz Payload 1 IoCs

resource	yara_rule
behavioral1/memory/2236-72-0x00000000026C0000-0x0000000002762000-memory.dmp	family_socks5systemz

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

Executes dropped EXE 3 IoCs

pid	Process
2328	8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp
2848	colorpicker.exe
2236	colorpicker.exe

Loads dropped DLL 5 IoCs

pid	Process
1280	8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe
2328	8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp
2328	8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp
2328	8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp
2328	8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.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	141.98.234.31	2236	colorpicker.exe
Destination IP	3	152.89.198.214	2236	colorpicker.exe
Destination IP	6	91.211.247.248	2236	colorpicker.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	8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	colorpicker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	colorpicker.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1280 wrote to memory of 2328	1280	8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe	31
PID 1280 wrote to memory of 2328	1280	8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe	31
PID 1280 wrote to memory of 2328	1280	8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe	31
PID 1280 wrote to memory of 2328	1280	8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe	31
PID 1280 wrote to memory of 2328	1280	8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe	31
PID 1280 wrote to memory of 2328	1280	8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe	31
PID 1280 wrote to memory of 2328	1280	8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe	31
PID 2328 wrote to memory of 2848	2328	8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp	32
PID 2328 wrote to memory of 2848	2328	8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp	32
PID 2328 wrote to memory of 2848	2328	8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp	32
PID 2328 wrote to memory of 2848	2328	8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp	32
PID 2328 wrote to memory of 2236	2328	8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp	33
PID 2328 wrote to memory of 2236	2328	8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp	33
PID 2328 wrote to memory of 2236	2328	8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp	33
PID 2328 wrote to memory of 2236	2328	8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp	33

C:\Users\Admin\AppData\Local\Temp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe
"C:\Users\Admin\AppData\Local\Temp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1280
- C:\Users\Admin\AppData\Local\Temp\is-A8RKT.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-A8RKT.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp" /SL5="$400F4,1960984,54272,C:\Users\Admin\AppData\Local\Temp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2328
- - C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
    "C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe" -i
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2848
- - C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
    "C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe" -s
    3⤵
    - Executes dropped EXE
    - Unexpected DNS network traffic destination
    - System Location Discovery: System Language Discovery
    PID:2236

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\Color Picker\colorpicker.exe

Filesize
2.2MB

MD5
21fd5e2dba33cafdfc9574a3eb37aac5

SHA1
ac88f469467f09dc782024e5a6c78bdda925563a

SHA256
f338953864a2015f9d3a1a9543dd321c9fbc81123f8c3f303a741bef11ff60e7

SHA512
430f4ad309d8e42c5e7e31d5eb555db1dfcf4dc00d4398104ffce23c39a91340f360071bf138fe79e0385bc0cd2e29de89166f3d67fa8deb9bf11f08f65a998a

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-A8RKT.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp

Filesize
677KB

MD5
92f7775908bb12183914bb0753782913

SHA1
8d1091da36832942d48f2fe9a1a216fdd556b9c4

SHA256
a43c4e3916a92d299c22e2010383b2a8f85e14882a610de57bb2fef91f7984ed

SHA512
7e39cafdc00a46f2353f6eeaa8fee0d7c94f489d1fd4581e125408bae63a2e6cd135f65807c3574c833f970b64106badb7dd0a2a6ee9859b3b60b3d1b6e19c39

Download Submit
\Users\Admin\AppData\Local\Temp\is-3OURA.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-3OURA.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/1280-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1280-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1280-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2236-59-0x0000000000400000-0x0000000000642000-memory.dmp

Filesize
2.3MB

Download
memory/2236-71-0x0000000000400000-0x0000000000642000-memory.dmp

Filesize
2.3MB

Download
memory/2236-115-0x0000000000400000-0x0000000000642000-memory.dmp

Filesize
2.3MB

Download
memory/2236-112-0x0000000000400000-0x0000000000642000-memory.dmp

Filesize
2.3MB

Download
memory/2236-109-0x0000000000400000-0x0000000000642000-memory.dmp

Filesize
2.3MB

Download
memory/2236-106-0x0000000000400000-0x0000000000642000-memory.dmp

Filesize
2.3MB

Download
memory/2236-103-0x0000000000400000-0x0000000000642000-memory.dmp

Filesize
2.3MB

Download
memory/2236-56-0x0000000000400000-0x0000000000642000-memory.dmp

Filesize
2.3MB

Download
memory/2236-55-0x0000000000400000-0x0000000000642000-memory.dmp

Filesize
2.3MB

Download
memory/2236-99-0x0000000000400000-0x0000000000642000-memory.dmp

Filesize
2.3MB

Download
memory/2236-62-0x0000000000400000-0x0000000000642000-memory.dmp

Filesize
2.3MB

Download
memory/2236-65-0x0000000000400000-0x0000000000642000-memory.dmp

Filesize
2.3MB

Download
memory/2236-68-0x0000000000400000-0x0000000000642000-memory.dmp

Filesize
2.3MB

Download
memory/2236-96-0x0000000000400000-0x0000000000642000-memory.dmp

Filesize
2.3MB

Download
memory/2236-72-0x00000000026C0000-0x0000000002762000-memory.dmp

Filesize
648KB

Download
memory/2236-78-0x0000000000400000-0x0000000000642000-memory.dmp

Filesize
2.3MB

Download
memory/2236-81-0x0000000000400000-0x0000000000642000-memory.dmp

Filesize
2.3MB

Download
memory/2236-84-0x0000000000400000-0x0000000000642000-memory.dmp

Filesize
2.3MB

Download
memory/2236-87-0x0000000000400000-0x0000000000642000-memory.dmp

Filesize
2.3MB

Download
memory/2236-90-0x0000000000400000-0x0000000000642000-memory.dmp

Filesize
2.3MB

Download
memory/2236-93-0x0000000000400000-0x0000000000642000-memory.dmp

Filesize
2.3MB

Download
memory/2328-9-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/2328-52-0x0000000003C20000-0x0000000003E62000-memory.dmp

Filesize
2.3MB

Download
memory/2328-51-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/2328-41-0x0000000003C20000-0x0000000003E62000-memory.dmp

Filesize
2.3MB

Download
memory/2848-48-0x0000000000400000-0x0000000000642000-memory.dmp

Filesize
2.3MB

Download
memory/2848-45-0x0000000000400000-0x0000000000642000-memory.dmp

Filesize
2.3MB

Download
memory/2848-44-0x0000000000400000-0x0000000000642000-memory.dmp

Filesize
2.3MB

Download

Analysis

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