sectoprat | 1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c

Analysis

max time kernel
32s
max time network
297s
platform
windows10-1703_x64
resource
win10-20231215-en
resource tags

arch:x64arch:x86image:win10-20231215-enlocale:en-usos:windows10-1703-x64system
submitted
02-02-2024 04:47

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General

Target

1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe
Size

3.9MB
MD5

6981e1fe652aea8534bc86365b2c1eea
SHA1

4df342b95bff205f57bcf1b1740f26eaee1eac75
SHA256

1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c
SHA512

b72a326df5848b4b95bc8bb9ca3970fb06de4bc1217f25e3c6d70e05c9d81cbba23298599b665f7c927498fba17cc57ecca99d71e354279f006c69fbd297be13
SSDEEP

98304:mkvX9nnZHBwv59qYyHGqG1A6yPLD2LpvmB2jHNlRN+yFPEJbq:mkvX9nZHBwv59qOKD2dOcjHNlRau

Score

10^/10

sectoprat rat trojan

Malware Config

Signatures

Detects Arechclient2 RAT 1 IoCs

Arechclient2.

resource	yara_rule
behavioral2/memory/4540-19-0x0000000000400000-0x00000000004D4000-memory.dmp	MALWARE_Win_Arechclient

SectopRAT
SectopRAT is a remote access trojan first seen in November 2019.
trojan rat sectoprat

SectopRAT payload 1 IoCs

resource	yara_rule
behavioral2/memory/4540-19-0x0000000000400000-0x00000000004D4000-memory.dmp	family_sectoprat

Loads dropped DLL 1 IoCs

pid	Process
3900	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3900 set thread context of 4540	3900	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	74

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
4292	powershell.exe
4292	powershell.exe
4292	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4540	InstallUtil.exe
Token: SeDebugPrivilege	4292	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3900 wrote to memory of 3264	3900	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	73
PID 3900 wrote to memory of 3264	3900	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	73
PID 3900 wrote to memory of 3264	3900	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	73
PID 3900 wrote to memory of 4540	3900	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	74
PID 3900 wrote to memory of 4540	3900	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	74
PID 3900 wrote to memory of 4540	3900	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	74
PID 3900 wrote to memory of 4540	3900	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	74
PID 3900 wrote to memory of 4540	3900	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	74
PID 3900 wrote to memory of 4540	3900	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	74
PID 3900 wrote to memory of 4540	3900	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	74
PID 3900 wrote to memory of 4540	3900	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	74
PID 3900 wrote to memory of 4292	3900	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	75
PID 3900 wrote to memory of 4292	3900	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	75
PID 3900 wrote to memory of 4292	3900	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	75

C:\Users\Admin\AppData\Local\Temp\1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe
"C:\Users\Admin\AppData\Local\Temp\1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3900
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  2⤵
  PID:3264
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:4540
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Remove -ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name 'Dynamics_in_sales_figures_in_the_report';New-ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name 'Dynamics_in_sales_figures_in_the_report' -Value '"C:\Users\Admin\AppData\Local\Dynamics_in_sales_figures_in_the_report\Dynamics_in_sales_figures_in_the_report.exe"' -PropertyType 'String'
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4292

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_stixax4u.erd.ps1

Filesize
1B

MD5
c4ca4238a0b923820dcc509a6f75849b

SHA1
356a192b7913b04c54574d18c28d46e6395428ab

SHA256
6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b

SHA512
4dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp83A.tmp

Filesize
20KB

MD5
c9ff7748d8fcef4cf84a5501e996a641

SHA1
02867e5010f62f97ebb0cfb32cb3ede9449fe0c9

SHA256
4d3f3194cb1133437aa69bb880c8cbb55ddf06ff61a88ca6c3f1bbfbfd35d988

SHA512
d36054499869a8f56ac8547ccd5455f1252c24e17d2b185955390b32da7e2a732ace4e0f30f9493fcc61425a2e31ed623465f998f41af69423ee0e3ed1483a73

Download Submit
\Users\Admin\AppData\Local\Temp\Protect544cd51a.dll

Filesize
371KB

MD5
13515cab7e4f8f7cf85c8b1fcae147cb

SHA1
f68b8c0f100f624d6cbfa7b8feea0323ecd1ba30

SHA256
c353578f6dc718b6f658591fab8542d89b814270e9dadf6c102b43b901398c9b

SHA512
20fd4c8ea5f4f2f503fbd4461adbc2a4fd1a3519228a74582cc5f6f615792a8e99c501135095c0c5d82d5911da64c135dc902b4779906323719ddcfe51247a02

Download Submit
memory/3900-13-0x0000000005E50000-0x0000000005E60000-memory.dmp

Filesize
64KB

Download
memory/3900-3-0x0000000074090000-0x000000007477E000-memory.dmp

Filesize
6.9MB

Download
memory/3900-5-0x0000000005F60000-0x00000000060F2000-memory.dmp

Filesize
1.6MB

Download
memory/3900-12-0x0000000005E50000-0x0000000005E60000-memory.dmp

Filesize
64KB

Download
memory/3900-14-0x0000000005E50000-0x0000000005E60000-memory.dmp

Filesize
64KB

Download
memory/3900-17-0x00000000063E0000-0x00000000064E0000-memory.dmp

Filesize
1024KB

Download
memory/3900-15-0x0000000005E50000-0x0000000005E60000-memory.dmp

Filesize
64KB

Download
memory/3900-4-0x0000000005E50000-0x0000000005E60000-memory.dmp

Filesize
64KB

Download
memory/3900-2-0x0000000005AB0000-0x0000000005B4C000-memory.dmp

Filesize
624KB

Download
memory/3900-21-0x00000000069E0000-0x0000000006EDE000-memory.dmp

Filesize
5.0MB

Download
memory/3900-1-0x0000000074090000-0x000000007477E000-memory.dmp

Filesize
6.9MB

Download
memory/3900-11-0x0000000005E20000-0x0000000005E30000-memory.dmp

Filesize
64KB

Download
memory/3900-26-0x0000000074090000-0x000000007477E000-memory.dmp

Filesize
6.9MB

Download
memory/3900-16-0x00000000063E0000-0x00000000064E0000-memory.dmp

Filesize
1024KB

Download
memory/3900-18-0x00000000063E0000-0x00000000064E0000-memory.dmp

Filesize
1024KB

Download
memory/3900-0-0x0000000000E80000-0x000000000126A000-memory.dmp

Filesize
3.9MB

Download
memory/4292-40-0x0000000008130000-0x0000000008480000-memory.dmp

Filesize
3.3MB

Download
memory/4292-295-0x0000000009C70000-0x0000000009C92000-memory.dmp

Filesize
136KB

Download
memory/4292-35-0x00000000033D0000-0x00000000033E0000-memory.dmp

Filesize
64KB

Download
memory/4292-37-0x0000000007D30000-0x0000000007D52000-memory.dmp

Filesize
136KB

Download
memory/4292-39-0x0000000007DD0000-0x0000000007E36000-memory.dmp

Filesize
408KB

Download
memory/4292-30-0x0000000074090000-0x000000007477E000-memory.dmp

Filesize
6.9MB

Download
memory/4292-305-0x0000000074090000-0x000000007477E000-memory.dmp

Filesize
6.9MB

Download
memory/4292-38-0x0000000007EB0000-0x0000000007F16000-memory.dmp

Filesize
408KB

Download
memory/4292-294-0x0000000009C20000-0x0000000009C3A000-memory.dmp

Filesize
104KB

Download
memory/4292-43-0x0000000008040000-0x000000000805C000-memory.dmp

Filesize
112KB

Download
memory/4292-44-0x0000000008990000-0x00000000089DB000-memory.dmp

Filesize
300KB

Download
memory/4292-78-0x00000000033D0000-0x00000000033E0000-memory.dmp

Filesize
64KB

Download
memory/4292-34-0x00000000076D0000-0x0000000007CF8000-memory.dmp

Filesize
6.2MB

Download
memory/4292-33-0x00000000033D0000-0x00000000033E0000-memory.dmp

Filesize
64KB

Download
memory/4292-31-0x0000000003440000-0x0000000003476000-memory.dmp

Filesize
216KB

Download
memory/4292-277-0x0000000009B20000-0x0000000009B28000-memory.dmp

Filesize
32KB

Download
memory/4292-272-0x0000000009B30000-0x0000000009B4A000-memory.dmp

Filesize
104KB

Download
memory/4292-70-0x0000000009870000-0x00000000098A3000-memory.dmp

Filesize
204KB

Download
memory/4292-71-0x00000000716F0000-0x000000007173B000-memory.dmp

Filesize
300KB

Download
memory/4292-79-0x0000000009B80000-0x0000000009C14000-memory.dmp

Filesize
592KB

Download
memory/4292-77-0x00000000099B0000-0x0000000009A55000-memory.dmp

Filesize
660KB

Download
memory/4292-72-0x0000000009850000-0x000000000986E000-memory.dmp

Filesize
120KB

Download
memory/4540-36-0x0000000004FC0000-0x0000000005036000-memory.dmp

Filesize
472KB

Download
memory/4540-19-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/4540-20-0x0000000004DD0000-0x0000000004E62000-memory.dmp

Filesize
584KB

Download
memory/4540-25-0x0000000001060000-0x0000000001070000-memory.dmp

Filesize
64KB

Download
memory/4540-27-0x0000000005040000-0x0000000005202000-memory.dmp

Filesize
1.8MB

Download
memory/4540-22-0x0000000074090000-0x000000007477E000-memory.dmp

Filesize
6.9MB

Download
memory/4540-42-0x0000000005530000-0x000000000554E000-memory.dmp

Filesize
120KB

Download
memory/4540-32-0x0000000004E70000-0x0000000004EC0000-memory.dmp

Filesize
320KB

Download
memory/4540-41-0x0000000006140000-0x000000000666C000-memory.dmp

Filesize
5.2MB

Download
memory/4540-306-0x0000000074090000-0x000000007477E000-memory.dmp

Filesize
6.9MB

Download