socks5systemz | 394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337d

General

Target

394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.exe
Size

6.0MB
MD5

d380fa3b16c35c05779eb429063b1950
SHA1

f1adb292b0477bb5e2e3028bdf4cf2677c013a1c
SHA256

394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337d
SHA512

0ebc8a053ab5703cfa14a4a5ae26723d7da238dae3b2fe878c31c6a4c6c53b32a92056ede05380f83ae4dc12adad46ce541e24d3f64f37c24529d76957e7a88d
SSDEEP

98304:4Zxi1MVJEXniZsTb214JbNw+yiB2+dKlpqoxS2AXesa7cKTUld3TQXtu3a0l:k4+rESZcC1spVyihdRox52XawKYldDt/

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3396-108-0x0000000000AE0000-0x0000000000B82000-memory.dmp	family_socks5systemz

Socks5Systemz
Socks5Systemz is a botnet written in C++.
botnet socks5systemz
Socks5systemz family
socks5systemz
Executes dropped EXE 2 IoCs

Processes:

394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.tmpEasyCutStudio613.exe

pid process

3440 394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.tmp
3396 EasyCutStudio613.exe
Loads dropped DLL 1 IoCs

Processes:

394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.tmp

pid process

3440 394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.tmp
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

Processes:

net.exenet1.exe394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.exe394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.tmpEasyCutStudio613.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EasyCutStudio613.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.tmp

pid	process
3440	394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.tmp
3440	394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.tmp

pid process

3440 394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.tmp

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.exe394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.tmpnet.exe

description	pid	process	target process
PID 876 wrote to memory of 3440	876	394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.exe	394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.tmp
PID 876 wrote to memory of 3440	876	394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.exe	394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.tmp
PID 876 wrote to memory of 3440	876	394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.exe	394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.tmp
PID 3440 wrote to memory of 2860	3440	394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.tmp	net.exe
PID 3440 wrote to memory of 2860	3440	394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.tmp	net.exe
PID 3440 wrote to memory of 2860	3440	394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.tmp	net.exe
PID 3440 wrote to memory of 3396	3440	394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.tmp	EasyCutStudio613.exe
PID 3440 wrote to memory of 3396	3440	394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.tmp	EasyCutStudio613.exe
PID 3440 wrote to memory of 3396	3440	394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.tmp	EasyCutStudio613.exe
PID 2860 wrote to memory of 2960	2860	net.exe	net1.exe
PID 2860 wrote to memory of 2960	2860	net.exe	net1.exe
PID 2860 wrote to memory of 2960	2860	net.exe	net1.exe

C:\Users\Admin\AppData\Local\Temp\394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.exe
"C:\Users\Admin\AppData\Local\Temp\394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:876
- C:\Users\Admin\AppData\Local\Temp\is-43SF0.tmp\394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-43SF0.tmp\394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.tmp" /SL5="$502C6,6012924,56832,C:\Users\Admin\AppData\Local\Temp\394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.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:3440
- - C:\Windows\SysWOW64\net.exe
    "C:\Windows\system32\net.exe" pause easy_cut_studio_613
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2860
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 pause easy_cut_studio_613
      4⤵
      System Location Discovery: System Language Discovery
      PID:2960
- - C:\Users\Admin\AppData\Local\EasyCutStudio 6.1.3\EasyCutStudio613.exe
    "C:\Users\Admin\AppData\Local\EasyCutStudio 6.1.3\EasyCutStudio613.exe" -i
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3396

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

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Downloads

C:\Users\Admin\AppData\Local\EasyCutStudio 6.1.3\EasyCutStudio613.exe

Filesize
4.6MB

MD5
fe1bc9b4fb1e15ead452709d0dc9e5ab

SHA1
c08ed16606316d7cdc4067af999d892d75be4a25

SHA256
897865dd8194f38314e949583a25b5323f17565eb06658a6c3f1f72bbf7358e2

SHA512
b224e9d3dc85ae42578e8bb653ce1e6e0a38533251642ee8cb76d7e13cefdf22cd50a8aea7b9980cb97f8dcf2ff0552baac2b3c5044a018a0fbefb9b3bf27cd6

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-43SF0.tmp\394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.tmp

Filesize
692KB

MD5
d0834c17f910e6591ed32d9b1e897642

SHA1
831664cf8eaef6bb4c281f839798455581bf4d48

SHA256
31725442f317387cfc0ad5b065cf0a2f58b2109825bec56c9942a77a1e357fb1

SHA512
250ec92a74ebccd97ce4cfa351f2cf0a9e1153d27881bb43014036da13d2747624971d7c03de7888a7d89b8d815cf7cf5facc0252a83b0eb9627edac4b5a7c74

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-GQOQ7.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
memory/876-89-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/876-1-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/876-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3396-92-0x0000000000400000-0x0000000000895000-memory.dmp

Filesize
4.6MB

Download
memory/3396-101-0x0000000000400000-0x0000000000895000-memory.dmp

Filesize
4.6MB

Download
memory/3396-87-0x0000000000400000-0x0000000000895000-memory.dmp

Filesize
4.6MB

Download
memory/3396-128-0x0000000000400000-0x0000000000895000-memory.dmp

Filesize
4.6MB

Download
memory/3396-83-0x0000000000400000-0x0000000000895000-memory.dmp

Filesize
4.6MB

Download
memory/3396-91-0x0000000000400000-0x0000000000895000-memory.dmp

Filesize
4.6MB

Download
memory/3396-125-0x0000000000400000-0x0000000000895000-memory.dmp

Filesize
4.6MB

Download
memory/3396-95-0x0000000000400000-0x0000000000895000-memory.dmp

Filesize
4.6MB

Download
memory/3396-98-0x0000000000400000-0x0000000000895000-memory.dmp

Filesize
4.6MB

Download
memory/3396-85-0x0000000000400000-0x0000000000895000-memory.dmp

Filesize
4.6MB

Download
memory/3396-104-0x0000000000400000-0x0000000000895000-memory.dmp

Filesize
4.6MB

Download
memory/3396-107-0x0000000000400000-0x0000000000895000-memory.dmp

Filesize
4.6MB

Download
memory/3396-108-0x0000000000AE0000-0x0000000000B82000-memory.dmp

Filesize
648KB

Download
memory/3396-115-0x0000000000400000-0x0000000000895000-memory.dmp

Filesize
4.6MB

Download
memory/3396-118-0x0000000000400000-0x0000000000895000-memory.dmp

Filesize
4.6MB

Download
memory/3396-119-0x0000000000400000-0x0000000000895000-memory.dmp

Filesize
4.6MB

Download
memory/3396-122-0x0000000000400000-0x0000000000895000-memory.dmp

Filesize
4.6MB

Download
memory/3440-6-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/3440-88-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download

pid	process
3440	394d50a4cb77ec4106dee626358fb4a32005c16f2e4ec9e3754cf81380b8337dN.tmp
3396	EasyCutStudio613.exe

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads