sectoprat | 1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c

Analysis

max time kernel
281s
max time network
293s
platform
windows10-1703_x64
resource
win10-20231215-en
resource tags

arch:x64arch:x86image:win10-20231215-enlocale:en-usos:windows10-1703-x64system
submitted
28-01-2024 22:18

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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 persistence rat trojan

Malware Config

Signatures

Detects Arechclient2 RAT 1 IoCs

Arechclient2.

Processes:

resource	yara_rule
behavioral2/memory/4300-20-0x0000000000400000-0x00000000004D4000-memory.dmp	MALWARE_Win_Arechclient

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

SectopRAT payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4300-20-0x0000000000400000-0x00000000004D4000-memory.dmp	family_sectoprat

Loads dropped DLL 1 IoCs

Processes:

1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe

pid process

308 1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe

pid	process
308	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

powershell.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-655921741-723621465-1580683668-1000\Software\Microsoft\Windows\CurrentVersion\Run\Dynamics_in_sales_figures_in_the_report = "C:\\Users\\Admin\\AppData\\Local\\Dynamics_in_sales_figures_in_the_report\\Dynamics_in_sales_figures_in_the_report.exe"	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe

description	pid	process	target process
PID 308 set thread context of 4300	308	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

powershell.exe

pid process

1428 powershell.exe
1428 powershell.exe
1428 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

InstallUtil.exepowershell.exe

description pid process

Token: SeDebugPrivilege 4300 InstallUtil.exe
Token: SeDebugPrivilege 1428 powershell.exe

pid	process
1428	powershell.exe
1428	powershell.exe
1428	powershell.exe

description	pid	process
Token: SeDebugPrivilege	4300	InstallUtil.exe
Token: SeDebugPrivilege	1428	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe

description	pid	process	target process
PID 308 wrote to memory of 4300	308	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	InstallUtil.exe
PID 308 wrote to memory of 4300	308	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	InstallUtil.exe
PID 308 wrote to memory of 4300	308	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	InstallUtil.exe
PID 308 wrote to memory of 4300	308	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	InstallUtil.exe
PID 308 wrote to memory of 4300	308	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	InstallUtil.exe
PID 308 wrote to memory of 4300	308	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	InstallUtil.exe
PID 308 wrote to memory of 4300	308	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	InstallUtil.exe
PID 308 wrote to memory of 4300	308	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	InstallUtil.exe
PID 308 wrote to memory of 1428	308	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	powershell.exe
PID 308 wrote to memory of 1428	308	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	powershell.exe
PID 308 wrote to memory of 1428	308	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	powershell.exe

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:308
- 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⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1428
- 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:4300

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ws2rynaj.wfu.ps1

Filesize
1B

MD5
c4ca4238a0b923820dcc509a6f75849b

SHA1
356a192b7913b04c54574d18c28d46e6395428ab

SHA256
6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b

SHA512
4dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF697.tmp

Filesize
20KB

MD5
c9ff7748d8fcef4cf84a5501e996a641

SHA1
02867e5010f62f97ebb0cfb32cb3ede9449fe0c9

SHA256
4d3f3194cb1133437aa69bb880c8cbb55ddf06ff61a88ca6c3f1bbfbfd35d988

SHA512
d36054499869a8f56ac8547ccd5455f1252c24e17d2b185955390b32da7e2a732ace4e0f30f9493fcc61425a2e31ed623465f998f41af69423ee0e3ed1483a73

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

Filesize
219KB

MD5
652aed896c1c0e206a4a4230e840d07d

SHA1
3322bf50985f1cac9b3fa08d268122ebc60365de

SHA256
d7664422517571f741e53d8505ed6a4a25429abc5174709d7fe5f35bcbf0e982

SHA512
2598cb580efd3e9fdc4d2a06ad61926b2ed0b396bb886d7a0d852b6e9c242c0b5c25503c8a62f46e8c7d709844b713b999c6da4d501cb2503371ca9f616ed8f3

Download Submit
memory/308-1-0x00000000733B0000-0x0000000073A9E000-memory.dmp

Filesize
6.9MB

Download
memory/308-11-0x0000000005740000-0x0000000005750000-memory.dmp

Filesize
64KB

Download
memory/308-5-0x0000000005A90000-0x0000000005C22000-memory.dmp

Filesize
1.6MB

Download
memory/308-3-0x00000000733B0000-0x0000000073A9E000-memory.dmp

Filesize
6.9MB

Download
memory/308-15-0x0000000005A80000-0x0000000005A90000-memory.dmp

Filesize
64KB

Download
memory/308-16-0x0000000005A80000-0x0000000005A90000-memory.dmp

Filesize
64KB

Download
memory/308-2-0x0000000005610000-0x00000000056AC000-memory.dmp

Filesize
624KB

Download
memory/308-0-0x0000000000A30000-0x0000000000E1A000-memory.dmp

Filesize
3.9MB

Download
memory/308-22-0x0000000006540000-0x0000000006A3E000-memory.dmp

Filesize
5.0MB

Download
memory/308-4-0x0000000005A80000-0x0000000005A90000-memory.dmp

Filesize
64KB

Download
memory/308-12-0x0000000005A80000-0x0000000005A90000-memory.dmp

Filesize
64KB

Download
memory/308-13-0x0000000005A80000-0x0000000005A90000-memory.dmp

Filesize
64KB

Download
memory/308-14-0x0000000005A80000-0x0000000005A90000-memory.dmp

Filesize
64KB

Download
memory/308-17-0x0000000005F30000-0x0000000006030000-memory.dmp

Filesize
1024KB

Download
memory/308-18-0x0000000005F30000-0x0000000006030000-memory.dmp

Filesize
1024KB

Download
memory/308-19-0x0000000005F30000-0x0000000006030000-memory.dmp

Filesize
1024KB

Download
memory/308-27-0x00000000733B0000-0x0000000073A9E000-memory.dmp

Filesize
6.9MB

Download
memory/1428-70-0x0000000009470000-0x0000000009515000-memory.dmp

Filesize
660KB

Download
memory/1428-62-0x000000007F020000-0x000000007F030000-memory.dmp

Filesize
64KB

Download
memory/1428-44-0x00000000079E0000-0x00000000079FC000-memory.dmp

Filesize
112KB

Download
memory/1428-45-0x0000000007FC0000-0x000000000800B000-memory.dmp

Filesize
300KB

Download
memory/1428-307-0x00000000733B0000-0x0000000073A9E000-memory.dmp

Filesize
6.9MB

Download
memory/1428-37-0x00000000071B0000-0x00000000071D2000-memory.dmp

Filesize
136KB

Download
memory/1428-34-0x0000000006D20000-0x0000000006D30000-memory.dmp

Filesize
64KB

Download
memory/1428-41-0x0000000007C70000-0x0000000007FC0000-memory.dmp

Filesize
3.3MB

Download
memory/1428-33-0x00000000733B0000-0x0000000073A9E000-memory.dmp

Filesize
6.9MB

Download
memory/1428-296-0x00000000096D0000-0x00000000096EA000-memory.dmp

Filesize
104KB

Download
memory/1428-297-0x0000000009720000-0x0000000009742000-memory.dmp

Filesize
136KB

Download
memory/1428-279-0x00000000095D0000-0x00000000095D8000-memory.dmp

Filesize
32KB

Download
memory/1428-39-0x0000000007250000-0x00000000072B6000-memory.dmp

Filesize
408KB

Download
memory/1428-40-0x00000000072C0000-0x0000000007326000-memory.dmp

Filesize
408KB

Download
memory/1428-35-0x0000000006D20000-0x0000000006D30000-memory.dmp

Filesize
64KB

Download
memory/1428-36-0x0000000007360000-0x0000000007988000-memory.dmp

Filesize
6.2MB

Download
memory/1428-274-0x00000000095E0000-0x00000000095FA000-memory.dmp

Filesize
104KB

Download
memory/1428-32-0x0000000004770000-0x00000000047A6000-memory.dmp

Filesize
216KB

Download
memory/1428-72-0x0000000009630000-0x00000000096C4000-memory.dmp

Filesize
592KB

Download
memory/1428-71-0x0000000006D20000-0x0000000006D30000-memory.dmp

Filesize
64KB

Download
memory/1428-65-0x0000000009300000-0x000000000931E000-memory.dmp

Filesize
120KB

Download
memory/1428-64-0x0000000070A30000-0x0000000070A7B000-memory.dmp

Filesize
300KB

Download
memory/1428-63-0x0000000009340000-0x0000000009373000-memory.dmp

Filesize
204KB

Download
memory/4300-21-0x0000000004E10000-0x0000000004EA2000-memory.dmp

Filesize
584KB

Download
memory/4300-28-0x0000000005230000-0x00000000053F2000-memory.dmp

Filesize
1.8MB

Download
memory/4300-43-0x0000000005550000-0x000000000556E000-memory.dmp

Filesize
120KB

Download
memory/4300-20-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/4300-31-0x0000000004DC0000-0x0000000004E10000-memory.dmp

Filesize
320KB

Download
memory/4300-24-0x00000000733B0000-0x0000000073A9E000-memory.dmp

Filesize
6.9MB

Download
memory/4300-26-0x0000000005050000-0x0000000005060000-memory.dmp

Filesize
64KB

Download
memory/4300-42-0x0000000006330000-0x000000000685C000-memory.dmp

Filesize
5.2MB

Download
memory/4300-38-0x0000000004FB0000-0x0000000005026000-memory.dmp

Filesize
472KB

Download
memory/4300-308-0x00000000733B0000-0x0000000073A9E000-memory.dmp

Filesize
6.9MB

Download