sectoprat | 2bb23cbf3fed1df1b057ea1370acb14402ad6ecff905ca7727ebf0d2d91095f2

General

Target

2bb23cbf3fed1df1b057ea1370acb14402ad6ecff905ca7727ebf0d2d91095f2.exe
Size

4.0MB
MD5

e6c5f81f9361ada44fedd6b460e29b62
SHA1

b8adce0d7f1e4cdc6a1e5b083bc39561841d6f5e
SHA256

2bb23cbf3fed1df1b057ea1370acb14402ad6ecff905ca7727ebf0d2d91095f2
SHA512

e3ac039781e87450465000eb0cbef54a44d9ee17f4865796cfee26bc9c5a3a7fe5f56c6e6b1e13f4cb89b5f116b208a43a4f2b54271045c6ac69639ba7b8bc05
SSDEEP

49152:qHBuf3LsjlD29oyP62fguq2x64zYIlrRXzznPk+Siw92fAIHHrlvCI3T5At8Yg:Yjly9oyS242jYIlxznPk6Do2KI3TYg

Score

10^/10

sectoprat rat trojan

Malware Config

Signatures

Detects Arechclient2 RAT 1 IoCs

Arechclient2.

resource	yara_rule
behavioral2/memory/4972-22-0x0000000000400000-0x00000000004D2000-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/4972-22-0x0000000000400000-0x00000000004D2000-memory.dmp	family_sectoprat

.NET Reactor proctector 1 IoCs

Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

resource	yara_rule
behavioral2/memory/4680-0-0x0000000000AB0000-0x0000000000EAA000-memory.dmp	net_reactor

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Language_installer_for_programs.lnk	2bb23cbf3fed1df1b057ea1370acb14402ad6ecff905ca7727ebf0d2d91095f2.exe

Loads dropped DLL 1 IoCs

pid	Process
4680	2bb23cbf3fed1df1b057ea1370acb14402ad6ecff905ca7727ebf0d2d91095f2.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4680 set thread context of 4972	4680	2bb23cbf3fed1df1b057ea1370acb14402ad6ecff905ca7727ebf0d2d91095f2.exe	70

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4972	RegSvcs.exe
Token: SeDebugPrivilege	4680	2bb23cbf3fed1df1b057ea1370acb14402ad6ecff905ca7727ebf0d2d91095f2.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4680 wrote to memory of 4972	4680	2bb23cbf3fed1df1b057ea1370acb14402ad6ecff905ca7727ebf0d2d91095f2.exe	70
PID 4680 wrote to memory of 4972	4680	2bb23cbf3fed1df1b057ea1370acb14402ad6ecff905ca7727ebf0d2d91095f2.exe	70
PID 4680 wrote to memory of 4972	4680	2bb23cbf3fed1df1b057ea1370acb14402ad6ecff905ca7727ebf0d2d91095f2.exe	70
PID 4680 wrote to memory of 4972	4680	2bb23cbf3fed1df1b057ea1370acb14402ad6ecff905ca7727ebf0d2d91095f2.exe	70
PID 4680 wrote to memory of 4972	4680	2bb23cbf3fed1df1b057ea1370acb14402ad6ecff905ca7727ebf0d2d91095f2.exe	70
PID 4680 wrote to memory of 4972	4680	2bb23cbf3fed1df1b057ea1370acb14402ad6ecff905ca7727ebf0d2d91095f2.exe	70
PID 4680 wrote to memory of 4972	4680	2bb23cbf3fed1df1b057ea1370acb14402ad6ecff905ca7727ebf0d2d91095f2.exe	70
PID 4680 wrote to memory of 4972	4680	2bb23cbf3fed1df1b057ea1370acb14402ad6ecff905ca7727ebf0d2d91095f2.exe	70

C:\Users\Admin\AppData\Local\Temp\2bb23cbf3fed1df1b057ea1370acb14402ad6ecff905ca7727ebf0d2d91095f2.exe
"C:\Users\Admin\AppData\Local\Temp\2bb23cbf3fed1df1b057ea1370acb14402ad6ecff905ca7727ebf0d2d91095f2.exe"
1⤵
- Drops startup file
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4680
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:4972

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpD236.tmp

Filesize
20KB

MD5
c9ff7748d8fcef4cf84a5501e996a641

SHA1
02867e5010f62f97ebb0cfb32cb3ede9449fe0c9

SHA256
4d3f3194cb1133437aa69bb880c8cbb55ddf06ff61a88ca6c3f1bbfbfd35d988

SHA512
d36054499869a8f56ac8547ccd5455f1252c24e17d2b185955390b32da7e2a732ace4e0f30f9493fcc61425a2e31ed623465f998f41af69423ee0e3ed1483a73

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

Filesize
742KB

MD5
544cd51a596619b78e9b54b70088307d

SHA1
4769ddd2dbc1dc44b758964ed0bd231b85880b65

SHA256
dfce2d4d06de6452998b3c5b2dc33eaa6db2bd37810d04e3d02dc931887cfddd

SHA512
f56d8b81022bb132d40aa78596da39b5c212d13b84b5c7d2c576bbf403924f1d22e750de3b09d1be30aea359f1b72c5043b19685fc9bf06d8040bfee16b17719

Download Submit
memory/4680-20-0x0000000006B10000-0x0000000006C10000-memory.dmp

Filesize
1024KB

Download
memory/4680-15-0x0000000005B30000-0x0000000005B40000-memory.dmp

Filesize
64KB

Download
memory/4680-4-0x0000000005970000-0x0000000005A0C000-memory.dmp

Filesize
624KB

Download
memory/4680-5-0x0000000005B30000-0x0000000005B40000-memory.dmp

Filesize
64KB

Download
memory/4680-6-0x00000000057A0000-0x00000000057AA000-memory.dmp

Filesize
40KB

Download
memory/4680-7-0x0000000005B40000-0x0000000005CD2000-memory.dmp

Filesize
1.6MB

Download
memory/4680-2-0x0000000005CD0000-0x00000000061CE000-memory.dmp

Filesize
5.0MB

Download
memory/4680-13-0x0000000005B30000-0x0000000005B40000-memory.dmp

Filesize
64KB

Download
memory/4680-14-0x0000000005B30000-0x0000000005B40000-memory.dmp

Filesize
64KB

Download
memory/4680-27-0x0000000005B30000-0x0000000005B40000-memory.dmp

Filesize
64KB

Download
memory/4680-16-0x0000000006830000-0x0000000006840000-memory.dmp

Filesize
64KB

Download
memory/4680-17-0x0000000005B30000-0x0000000005B40000-memory.dmp

Filesize
64KB

Download
memory/4680-18-0x0000000006B10000-0x0000000006C10000-memory.dmp

Filesize
1024KB

Download
memory/4680-19-0x0000000005B30000-0x0000000005B40000-memory.dmp

Filesize
64KB

Download
memory/4680-3-0x00000000056F0000-0x0000000005782000-memory.dmp

Filesize
584KB

Download
memory/4680-0-0x0000000000AB0000-0x0000000000EAA000-memory.dmp

Filesize
4.0MB

Download
memory/4680-47-0x0000000073140000-0x000000007382E000-memory.dmp

Filesize
6.9MB

Download
memory/4680-23-0x0000000073140000-0x000000007382E000-memory.dmp

Filesize
6.9MB

Download
memory/4680-21-0x0000000006B10000-0x0000000006C10000-memory.dmp

Filesize
1024KB

Download
memory/4680-1-0x0000000073140000-0x000000007382E000-memory.dmp

Filesize
6.9MB

Download
memory/4972-22-0x0000000000400000-0x00000000004D2000-memory.dmp

Filesize
840KB

Download
memory/4972-25-0x0000000005520000-0x0000000005530000-memory.dmp

Filesize
64KB

Download
memory/4972-28-0x00000000055D0000-0x0000000005646000-memory.dmp

Filesize
472KB

Download
memory/4972-29-0x00000000068A0000-0x0000000006DCC000-memory.dmp

Filesize
5.2MB

Download
memory/4972-30-0x0000000005C40000-0x0000000005C5E000-memory.dmp

Filesize
120KB

Download
memory/4972-31-0x0000000005CE0000-0x0000000005D30000-memory.dmp

Filesize
320KB

Download
memory/4972-32-0x0000000005DE0000-0x0000000005E46000-memory.dmp

Filesize
408KB

Download
memory/4972-26-0x00000000057A0000-0x0000000005962000-memory.dmp

Filesize
1.8MB

Download
memory/4972-24-0x0000000073140000-0x000000007382E000-memory.dmp

Filesize
6.9MB

Download
memory/4972-48-0x0000000073140000-0x000000007382E000-memory.dmp

Filesize
6.9MB

Download
memory/4972-49-0x0000000005520000-0x0000000005530000-memory.dmp

Filesize
64KB

Download

Analysis

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