sectoprat | 1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c

Analysis

max time kernel
256s
max time network
280s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
01-02-2024 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 5 IoCs

Arechclient2.

resource	yara_rule
behavioral1/memory/2888-21-0x0000000000400000-0x00000000004D4000-memory.dmp	MALWARE_Win_Arechclient
behavioral1/memory/2888-23-0x0000000000400000-0x00000000004D4000-memory.dmp	MALWARE_Win_Arechclient
behavioral1/memory/2888-27-0x0000000000400000-0x00000000004D4000-memory.dmp	MALWARE_Win_Arechclient
behavioral1/memory/2888-29-0x0000000000400000-0x00000000004D4000-memory.dmp	MALWARE_Win_Arechclient
behavioral1/memory/2888-31-0x0000000000400000-0x00000000004D4000-memory.dmp	MALWARE_Win_Arechclient

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

SectopRAT payload 6 IoCs

resource	yara_rule
behavioral1/memory/2888-21-0x0000000000400000-0x00000000004D4000-memory.dmp	family_sectoprat
behavioral1/memory/2888-23-0x0000000000400000-0x00000000004D4000-memory.dmp	family_sectoprat
behavioral1/memory/2888-27-0x0000000000400000-0x00000000004D4000-memory.dmp	family_sectoprat
behavioral1/memory/2888-29-0x0000000000400000-0x00000000004D4000-memory.dmp	family_sectoprat
behavioral1/memory/2888-31-0x0000000000400000-0x00000000004D4000-memory.dmp	family_sectoprat
behavioral1/memory/2888-48-0x0000000004C60000-0x0000000004CA0000-memory.dmp	family_sectoprat

Loads dropped DLL 1 IoCs

pid	Process
1568	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
8	pastebin.com
7	pastebin.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1568 set thread context of 2888	1568	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	28

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1568	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2888	InstallUtil.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1568 wrote to memory of 2888	1568	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	28
PID 1568 wrote to memory of 2888	1568	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	28
PID 1568 wrote to memory of 2888	1568	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	28
PID 1568 wrote to memory of 2888	1568	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	28
PID 1568 wrote to memory of 2888	1568	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	28
PID 1568 wrote to memory of 2888	1568	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	28
PID 1568 wrote to memory of 2888	1568	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	28
PID 1568 wrote to memory of 2888	1568	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	28
PID 1568 wrote to memory of 2888	1568	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	28
PID 1568 wrote to memory of 2888	1568	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	28
PID 1568 wrote to memory of 2888	1568	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	28
PID 1568 wrote to memory of 2888	1568	1f8dec69b76f70a555ed82874354b58e662a6fc382b45784e2cae8ae2978398c.exe	28

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 behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:1568
- 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:2888

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Cab3120.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar31BF.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

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

Filesize
742KB

MD5
544cd51a596619b78e9b54b70088307d

SHA1
4769ddd2dbc1dc44b758964ed0bd231b85880b65

SHA256
dfce2d4d06de6452998b3c5b2dc33eaa6db2bd37810d04e3d02dc931887cfddd

SHA512
f56d8b81022bb132d40aa78596da39b5c212d13b84b5c7d2c576bbf403924f1d22e750de3b09d1be30aea359f1b72c5043b19685fc9bf06d8040bfee16b17719

Download Submit
memory/1568-40-0x0000000005800000-0x0000000005840000-memory.dmp

Filesize
256KB

Download
memory/1568-2-0x0000000073E00000-0x00000000744EE000-memory.dmp

Filesize
6.9MB

Download
memory/1568-3-0x0000000005800000-0x0000000005840000-memory.dmp

Filesize
256KB

Download
memory/1568-9-0x0000000005800000-0x0000000005840000-memory.dmp

Filesize
256KB

Download
memory/1568-10-0x0000000005800000-0x0000000005840000-memory.dmp

Filesize
256KB

Download
memory/1568-11-0x00000000002D0000-0x00000000002E0000-memory.dmp

Filesize
64KB

Download
memory/1568-12-0x0000000005800000-0x0000000005840000-memory.dmp

Filesize
256KB

Download
memory/1568-13-0x0000000005800000-0x0000000005840000-memory.dmp

Filesize
256KB

Download
memory/1568-0-0x0000000073E00000-0x00000000744EE000-memory.dmp

Filesize
6.9MB

Download
memory/1568-15-0x00000000053D0000-0x00000000054D0000-memory.dmp

Filesize
1024KB

Download
memory/1568-16-0x0000000005800000-0x0000000005840000-memory.dmp

Filesize
256KB

Download
memory/1568-32-0x0000000005800000-0x0000000005840000-memory.dmp

Filesize
256KB

Download
memory/1568-47-0x0000000000AD0000-0x0000000000AD1000-memory.dmp

Filesize
4KB

Download
memory/1568-45-0x0000000005800000-0x0000000005840000-memory.dmp

Filesize
256KB

Download
memory/1568-44-0x0000000005800000-0x0000000005840000-memory.dmp

Filesize
256KB

Download
memory/1568-43-0x00000000053D0000-0x00000000054D0000-memory.dmp

Filesize
1024KB

Download
memory/1568-42-0x0000000005800000-0x0000000005840000-memory.dmp

Filesize
256KB

Download
memory/1568-41-0x0000000005800000-0x0000000005840000-memory.dmp

Filesize
256KB

Download
memory/1568-14-0x0000000005800000-0x0000000005840000-memory.dmp

Filesize
256KB

Download
memory/1568-4-0x0000000005840000-0x00000000059D2000-memory.dmp

Filesize
1.6MB

Download
memory/1568-38-0x0000000005800000-0x0000000005840000-memory.dmp

Filesize
256KB

Download
memory/1568-34-0x0000000000AD0000-0x0000000000AD1000-memory.dmp

Filesize
4KB

Download
memory/1568-1-0x00000000002F0000-0x00000000006DA000-memory.dmp

Filesize
3.9MB

Download
memory/1568-36-0x0000000005800000-0x0000000005840000-memory.dmp

Filesize
256KB

Download
memory/1568-37-0x0000000005800000-0x0000000005840000-memory.dmp

Filesize
256KB

Download
memory/1568-39-0x0000000005800000-0x0000000005840000-memory.dmp

Filesize
256KB

Download
memory/2888-33-0x0000000073E00000-0x00000000744EE000-memory.dmp

Filesize
6.9MB

Download
memory/2888-35-0x0000000004C60000-0x0000000004CA0000-memory.dmp

Filesize
256KB

Download
memory/2888-29-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/2888-27-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/2888-25-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2888-23-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/2888-21-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/2888-46-0x0000000073E00000-0x00000000744EE000-memory.dmp

Filesize
6.9MB

Download
memory/2888-19-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/2888-48-0x0000000004C60000-0x0000000004CA0000-memory.dmp

Filesize
256KB

Download
memory/2888-17-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/2888-31-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download