socks5systemz | 6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293

General

Target

6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.exe
Size

3.4MB
MD5

4589917f63adae8613e51af19b2f5336
SHA1

67e36b556db3ebb6bae928faa337e16f166a4158
SHA256

6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293
SHA512

bd7186e36c4881d30339c6bb552d14939cc8ed305b35822d383ec06c11c6d0443ed773512e1a13cd82df6b5413689a8ef50c73c14e9368b2e1fb09bd75c56a99
SSDEEP

98304:NEUlaUYw4OdbfbMiDMf/6Q9Sau4m79/RXUan9SaL2KE:iU0g4e7LM36Qc4sX7Mw2D

Score

10^/10

Malware Config

Signatures

Detect Socks5Systemz Payload 3 IoCs

resource	yara_rule
behavioral1/memory/2748-80-0x0000000002A30000-0x0000000002AD2000-memory.dmp	family_socks5systemz
behavioral1/memory/2748-109-0x0000000002A30000-0x0000000002AD2000-memory.dmp	family_socks5systemz
behavioral1/memory/2748-108-0x0000000002A30000-0x0000000002AD2000-memory.dmp	family_socks5systemz

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

Executes dropped EXE 2 IoCs

pid	Process
2276	6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.tmp
2748	codermedia32.exe

Loads dropped DLL 6 IoCs

pid	Process
2052	6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.exe
2276	6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.tmp
2276	6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.tmp
2276	6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.tmp
2276	6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.tmp
2748	codermedia32.exe

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	91.211.247.248

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

System Location Discovery: System Language Discovery 1 TTPs 5 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	6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	codermedia32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2276	6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.tmp
2276	6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2276	6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.tmp

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2052 wrote to memory of 2276	2052	6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.exe	28
PID 2052 wrote to memory of 2276	2052	6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.exe	28
PID 2052 wrote to memory of 2276	2052	6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.exe	28
PID 2052 wrote to memory of 2276	2052	6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.exe	28
PID 2052 wrote to memory of 2276	2052	6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.exe	28
PID 2052 wrote to memory of 2276	2052	6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.exe	28
PID 2052 wrote to memory of 2276	2052	6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.exe	28
PID 2276 wrote to memory of 2696	2276	6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.tmp	29
PID 2276 wrote to memory of 2696	2276	6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.tmp	29
PID 2276 wrote to memory of 2696	2276	6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.tmp	29
PID 2276 wrote to memory of 2696	2276	6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.tmp	29
PID 2276 wrote to memory of 2748	2276	6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.tmp	31
PID 2276 wrote to memory of 2748	2276	6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.tmp	31
PID 2276 wrote to memory of 2748	2276	6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.tmp	31
PID 2276 wrote to memory of 2748	2276	6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.tmp	31
PID 2696 wrote to memory of 2620	2696	net.exe	32
PID 2696 wrote to memory of 2620	2696	net.exe	32
PID 2696 wrote to memory of 2620	2696	net.exe	32
PID 2696 wrote to memory of 2620	2696	net.exe	32

C:\Users\Admin\AppData\Local\Temp\6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.exe
"C:\Users\Admin\AppData\Local\Temp\6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2052
- C:\Users\Admin\AppData\Local\Temp\is-0TROL.tmp\6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-0TROL.tmp\6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.tmp" /SL5="$40016,3361272,54272,C:\Users\Admin\AppData\Local\Temp\6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2276
- - C:\Windows\SysWOW64\net.exe
    "C:\Windows\system32\net.exe" pause coder_media_11283
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2696
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 pause coder_media_11283
      4⤵
      System Location Discovery: System Language Discovery
      PID:2620
- - C:\Users\Admin\AppData\Local\Coder Media 1.7.52\codermedia32.exe
    "C:\Users\Admin\AppData\Local\Coder Media 1.7.52\codermedia32.exe" -i
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:2748

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 Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Coder Media 1.7.52\sqlite3.dll

Filesize
630KB

MD5
e477a96c8f2b18d6b5c27bde49c990bf

SHA1
e980c9bf41330d1e5bd04556db4646a0210f7409

SHA256
16574f51785b0e2fc29c2c61477eb47bb39f714829999511dc8952b43ab17660

SHA512
335a86268e7c0e568b1c30981ec644e6cd332e66f96d2551b58a82515316693c1859d87b4f4b7310cf1ac386cee671580fdd999c3bcb23acf2c2282c01c8798c

Download Submit
\Users\Admin\AppData\Local\Coder Media 1.7.52\codermedia32.exe

Filesize
3.0MB

MD5
867fe5711f15bc98487228296f9387ad

SHA1
a8ec455f8e5f7a5cd14dd9db976c313a580a9ba7

SHA256
75ecaccca34e0f6b0c059b3041dd896761aa35ecbe7a2f69e96889b56a4d1d03

SHA512
c3dcee4b69aa12c6a78190608e584d37f85733aca209f70040b69ef1db9943f00407a2b28679e57e10045356837a66f64ff639825e4cade04f5ed632b36d7a1b

Download Submit
\Users\Admin\AppData\Local\Temp\is-0TROL.tmp\6befc4788cb4c7973ea49449643c0ad954fc532c89414fdbc6a31c7e9985d293.tmp

Filesize
687KB

MD5
e98a998dc09ad81813def5bcb96b5f04

SHA1
a7ee5f863353a8a7047213ff6d5ba41c761d5118

SHA256
2162386eba51d871d70f52f9d67a4a60c1fd9754b76bd24d8c31d5df0788c802

SHA512
8c0f55add61ccae28cc2d407a85f5c0fa22b882e77977aa5ae1cfe2e13ca5d31671d59a552b23e316d6ea14f00d5e6e262a48af56f1eb88a4327ed0d06fde26c

Download Submit
\Users\Admin\AppData\Local\Temp\is-UEG02.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-UEG02.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/2052-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2052-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2052-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2276-54-0x0000000005440000-0x0000000005749000-memory.dmp

Filesize
3.0MB

Download
memory/2276-15-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2276-43-0x0000000005440000-0x0000000005749000-memory.dmp

Filesize
3.0MB

Download
memory/2276-53-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2748-59-0x0000000000400000-0x0000000000709000-memory.dmp

Filesize
3.0MB

Download
memory/2748-86-0x0000000000400000-0x0000000000709000-memory.dmp

Filesize
3.0MB

Download
memory/2748-57-0x0000000000400000-0x0000000000709000-memory.dmp

Filesize
3.0MB

Download
memory/2748-58-0x0000000060900000-0x0000000060992000-memory.dmp

Filesize
584KB

Download
memory/2748-46-0x0000000000400000-0x0000000000709000-memory.dmp

Filesize
3.0MB

Download
memory/2748-62-0x0000000000400000-0x0000000000709000-memory.dmp

Filesize
3.0MB

Download
memory/2748-66-0x0000000000400000-0x0000000000709000-memory.dmp

Filesize
3.0MB

Download
memory/2748-70-0x0000000000400000-0x0000000000709000-memory.dmp

Filesize
3.0MB

Download
memory/2748-74-0x0000000000400000-0x0000000000709000-memory.dmp

Filesize
3.0MB

Download
memory/2748-78-0x0000000000400000-0x0000000000709000-memory.dmp

Filesize
3.0MB

Download
memory/2748-80-0x0000000002A30000-0x0000000002AD2000-memory.dmp

Filesize
648KB

Download
memory/2748-49-0x0000000000400000-0x0000000000709000-memory.dmp

Filesize
3.0MB

Download
memory/2748-90-0x0000000000400000-0x0000000000709000-memory.dmp

Filesize
3.0MB

Download
memory/2748-94-0x0000000000400000-0x0000000000709000-memory.dmp

Filesize
3.0MB

Download
memory/2748-98-0x0000000000400000-0x0000000000709000-memory.dmp

Filesize
3.0MB

Download
memory/2748-102-0x0000000000400000-0x0000000000709000-memory.dmp

Filesize
3.0MB

Download
memory/2748-106-0x0000000000400000-0x0000000000709000-memory.dmp

Filesize
3.0MB

Download
memory/2748-109-0x0000000002A30000-0x0000000002AD2000-memory.dmp

Filesize
648KB

Download
memory/2748-108-0x0000000002A30000-0x0000000002AD2000-memory.dmp

Filesize
648KB

Download
memory/2748-113-0x0000000000400000-0x0000000000709000-memory.dmp

Filesize
3.0MB

Download
memory/2748-117-0x0000000000400000-0x0000000000709000-memory.dmp

Filesize
3.0MB

Download

Analysis

Sharing