agenttesla | 857a3ccf5c279498325704475e3bd45b446dc49d4c434e98ad6bb8436c02ebed

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
15/06/2024, 01:50

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General

Target
857a3ccf5c279498325704475e3bd45b446dc49d4c434e98ad6bb8436c02ebed.exe
Size 1.0MB
Sample240615-b9cecsvepf
SHA256 857a3ccf5c279498325704475e3bd45b446dc49d4c434e98ad6bb8436c02ebed
MD5 23707e2e6f50326f579a19087bccdbda
SHA1 d51029e4afa9e04eb558f903167f9c84753a2754
SHA512 fb0006a9beffeeb18c66cf09bb70417e220903b928a1fcc1f50d5836d373fcd3bf6513fa532554c58533a85bb265d005529ce031a73c50fb7c7cd3b8af9b2082
SSDEEP 24576:UAHnh+eWsN3skA4RV1Hom2KXMmHaCmbvbxlT8fiEY/W5:jh+ZkldoPK8YaCmbjAlYU
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
ftp
Host
ftp://ftp.antoniomayol.com:21
Port
21
Username
[email protected]
Password
cMhKDQUk1{;%

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Sancerre.vbs	Sancerre.exe

Executes dropped EXE 1 IoCs

pid	Process
744	Sancerre.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
20	ip-api.com

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/files/0x000e00000002336f-13.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 744 set thread context of 3128	744	Sancerre.exe	85

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3128	RegSvcs.exe
3128	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
744	Sancerre.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3128	RegSvcs.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2576	857a3ccf5c279498325704475e3bd45b446dc49d4c434e98ad6bb8436c02ebed.exe
2576	857a3ccf5c279498325704475e3bd45b446dc49d4c434e98ad6bb8436c02ebed.exe
744	Sancerre.exe
744	Sancerre.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
2576	857a3ccf5c279498325704475e3bd45b446dc49d4c434e98ad6bb8436c02ebed.exe
2576	857a3ccf5c279498325704475e3bd45b446dc49d4c434e98ad6bb8436c02ebed.exe
744	Sancerre.exe
744	Sancerre.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2576 wrote to memory of 744	2576	857a3ccf5c279498325704475e3bd45b446dc49d4c434e98ad6bb8436c02ebed.exe	84
PID 2576 wrote to memory of 744	2576	857a3ccf5c279498325704475e3bd45b446dc49d4c434e98ad6bb8436c02ebed.exe	84
PID 2576 wrote to memory of 744	2576	857a3ccf5c279498325704475e3bd45b446dc49d4c434e98ad6bb8436c02ebed.exe	84
PID 744 wrote to memory of 3128	744	Sancerre.exe	85
PID 744 wrote to memory of 3128	744	Sancerre.exe	85
PID 744 wrote to memory of 3128	744	Sancerre.exe	85
PID 744 wrote to memory of 3128	744	Sancerre.exe	85

C:\Users\Admin\AppData\Local\Temp\857a3ccf5c279498325704475e3bd45b446dc49d4c434e98ad6bb8436c02ebed.exe
"C:\Users\Admin\AppData\Local\Temp\857a3ccf5c279498325704475e3bd45b446dc49d4c434e98ad6bb8436c02ebed.exe"
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2576
- C:\Users\Admin\AppData\Local\pluff\Sancerre.exe
  "C:\Users\Admin\AppData\Local\Temp\857a3ccf5c279498325704475e3bd45b446dc49d4c434e98ad6bb8436c02ebed.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:744
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\857a3ccf5c279498325704475e3bd45b446dc49d4c434e98ad6bb8436c02ebed.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3128

Network

MITRE ATT&CK Matrix

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Downloads

sticket

Path C:\Users\Admin\AppData\Local\Temp\sticket
Size 28KB
SHA256 c3a8353ea796a9ea3aea2677286ef50217bc101d1f38a2668d59c7a7d2ea1cbc
MD5 3526a70f39f41c611ff08b39ed9605a8
SHA1 98526e791a4f2a6600e0d73b89fa6fd4f76a5192
SHA512 9e3070e44bbf7cf978b42692c4f7e4a11ad1d460d6c9b5dd7ead408b4f52358e0f6451a307f02a44a6578be996e8cc9e6302a28c608cf034fb294559a839db52
SSDEEP 768:WiTZ+2QoioGRk6ZklputwjpjBkCiw2RuJ3nXKUrvzjsNbp+IFd4vfF3if6gyuqib:WiTZ+2QoioGRk6ZklputwjpjBkCiw2Rx
MD5 SHA1 SHA512 SSDEEP

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Sancerre.exe

Path C:\Users\Admin\AppData\Local\pluff\Sancerre.exe
Size 1.0MB
SHA256 857a3ccf5c279498325704475e3bd45b446dc49d4c434e98ad6bb8436c02ebed
MD5 23707e2e6f50326f579a19087bccdbda
SHA1 d51029e4afa9e04eb558f903167f9c84753a2754
SHA512 fb0006a9beffeeb18c66cf09bb70417e220903b928a1fcc1f50d5836d373fcd3bf6513fa532554c58533a85bb265d005529ce031a73c50fb7c7cd3b8af9b2082
SSDEEP 24576:UAHnh+eWsN3skA4RV1Hom2KXMmHaCmbvbxlT8fiEY/W5:jh+ZkldoPK8YaCmbjAlYU
MD5 SHA1 SHA512 SSDEEP

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memory/2576-10-0x0000000000D50000-0x0000000000D54000-memory.dmp

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memory/3128-30-0x0000000005280000-0x0000000005824000-memory.dmp

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memory/3128-29-0x00000000743EE000-0x00000000743EF000-memory.dmp

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memory/3128-28-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/3128-31-0x0000000004EC0000-0x0000000004F26000-memory.dmp

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memory/3128-32-0x00000000743E0000-0x0000000074B90000-memory.dmp

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memory/3128-33-0x0000000006180000-0x00000000061D0000-memory.dmp

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memory/3128-34-0x0000000006270000-0x0000000006302000-memory.dmp

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memory/3128-35-0x0000000006200000-0x000000000620A000-memory.dmp

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memory/3128-36-0x00000000743EE000-0x00000000743EF000-memory.dmp

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memory/3128-37-0x00000000743E0000-0x0000000074B90000-memory.dmp

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