agenttesla | 01b10e69f2bf67fdd929c4cb584dd248a71ad447eb460787f9e2ba34129ac4c3

Resubmissions

27-12-2022 14:34

221227-rxqn8afa54 10

27-12-2022 14:34

221227-rxfh9afa52 10

25-12-2022 11:46

221225-nxcwksee8w 10

Analysis

max time kernel
71s
max time network
75s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
25-12-2022 11:46

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General

Target

HSBC_Swift_Copy.pdf.exe
Size

1001KB
MD5

ce3718f0a5cd81530496e4724857b0cb
SHA1

17aca36e82674bd55a48684acc4eef6cd02696b1
SHA256

980572025579ff98c1ab84aa8c0c045e075d174bc5bb166e2694590c98f90a54
SHA512

6f30e90a5b9412a24f9513690cfca60c57f2e615604a12ddb7e355bd80894b7f3a37d8242813c76484a258db588c3df25f193a556284c3408d98c92ae814f724
SSDEEP

12288:bZ+2iN1/Sr+pGrnU9xmh873NdbE9QJKQZdF+LHZnbNFphh26mdOAH8c+9epf+mDG:Q1e+gnU9cOrjEw5Zupbxhh26mlH80q

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

https://api.telegram.org/bot5934477911:AAFE-T4zPYFg9j3dne3DNo28zBQV6eiIuEY/

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	HSBC_Swift_Copy.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	HSBC_Swift_Copy.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	HSBC_Swift_Copy.pdf.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\JxkFp = "C:\\Users\\Admin\\AppData\\Roaming\\JxkFp\\JxkFp.exe"	HSBC_Swift_Copy.pdf.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1504 set thread context of 1184	1504	HSBC_Swift_Copy.pdf.exe	32

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
1732	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1184	HSBC_Swift_Copy.pdf.exe
1184	HSBC_Swift_Copy.pdf.exe
952	powershell.exe
1808	powershell.exe
1184	HSBC_Swift_Copy.pdf.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1184	HSBC_Swift_Copy.pdf.exe
Token: SeDebugPrivilege	952	powershell.exe
Token: SeDebugPrivilege	1808	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1184	HSBC_Swift_Copy.pdf.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1504 wrote to memory of 1808	1504	HSBC_Swift_Copy.pdf.exe	26
PID 1504 wrote to memory of 1808	1504	HSBC_Swift_Copy.pdf.exe	26
PID 1504 wrote to memory of 1808	1504	HSBC_Swift_Copy.pdf.exe	26
PID 1504 wrote to memory of 1808	1504	HSBC_Swift_Copy.pdf.exe	26
PID 1504 wrote to memory of 952	1504	HSBC_Swift_Copy.pdf.exe	28
PID 1504 wrote to memory of 952	1504	HSBC_Swift_Copy.pdf.exe	28
PID 1504 wrote to memory of 952	1504	HSBC_Swift_Copy.pdf.exe	28
PID 1504 wrote to memory of 952	1504	HSBC_Swift_Copy.pdf.exe	28
PID 1504 wrote to memory of 1732	1504	HSBC_Swift_Copy.pdf.exe	30
PID 1504 wrote to memory of 1732	1504	HSBC_Swift_Copy.pdf.exe	30
PID 1504 wrote to memory of 1732	1504	HSBC_Swift_Copy.pdf.exe	30
PID 1504 wrote to memory of 1732	1504	HSBC_Swift_Copy.pdf.exe	30
PID 1504 wrote to memory of 1184	1504	HSBC_Swift_Copy.pdf.exe	32
PID 1504 wrote to memory of 1184	1504	HSBC_Swift_Copy.pdf.exe	32
PID 1504 wrote to memory of 1184	1504	HSBC_Swift_Copy.pdf.exe	32
PID 1504 wrote to memory of 1184	1504	HSBC_Swift_Copy.pdf.exe	32
PID 1504 wrote to memory of 1184	1504	HSBC_Swift_Copy.pdf.exe	32
PID 1504 wrote to memory of 1184	1504	HSBC_Swift_Copy.pdf.exe	32
PID 1504 wrote to memory of 1184	1504	HSBC_Swift_Copy.pdf.exe	32
PID 1504 wrote to memory of 1184	1504	HSBC_Swift_Copy.pdf.exe	32
PID 1504 wrote to memory of 1184	1504	HSBC_Swift_Copy.pdf.exe	32

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	HSBC_Swift_Copy.pdf.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	HSBC_Swift_Copy.pdf.exe

C:\Users\Admin\AppData\Local\Temp\HSBC_Swift_Copy.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\HSBC_Swift_Copy.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1504
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\HSBC_Swift_Copy.pdf.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1808
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TBcRbJIkEv.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:952
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TBcRbJIkEv" /XML "C:\Users\Admin\AppData\Local\Temp\tmp54F.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1732
- C:\Users\Admin\AppData\Local\Temp\HSBC_Swift_Copy.pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\HSBC_Swift_Copy.pdf.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:1184

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp54F.tmp

Filesize
1KB

MD5
f510901788c2ed03f5143e87f18fa869

SHA1
44decf2a8d7829e02b85c2039590d5ebde5e9417

SHA256
850d332852398e15e39555e4f7faa9860abc8e585a71d714ed782f1f9a9013ba

SHA512
9084bdc22041e3c131ef850ad1204580157aeac90f92307fe2d3ec0173bd6a29563491882a94cf3994e9bfa21e15630769bcacb2e5a43f2de7dbd64d5e633433

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
801d554ee1747b19477de18529e75da9

SHA1
5e8db4213f0332b630e1ad6357200c414ad7e866

SHA256
620a4147396f23239202bca6bd5cbb4cc41ba09344641eaca2728bf86b592228

SHA512
d5bdee3701eebe866453d479d48aeb7d52cd029118a1bbf2ad1ad3e38513b8182742787c5954a03dd5be310fdb6db9fc23c4dd1af161ce79d1a63070953425f0

Download Submit
memory/952-80-0x000000006F980000-0x000000006FF2B000-memory.dmp

Filesize
5.7MB

Download
memory/952-81-0x000000006F980000-0x000000006FF2B000-memory.dmp

Filesize
5.7MB

Download
memory/1184-77-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1184-75-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1184-72-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1184-70-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1184-71-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1184-67-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1184-68-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1504-66-0x0000000004670000-0x00000000046A0000-memory.dmp

Filesize
192KB

Download
memory/1504-54-0x0000000000C00000-0x0000000000D00000-memory.dmp

Filesize
1024KB

Download
memory/1504-58-0x0000000005700000-0x000000000576A000-memory.dmp

Filesize
424KB

Download
memory/1504-57-0x0000000000440000-0x000000000044A000-memory.dmp

Filesize
40KB

Download
memory/1504-56-0x0000000000310000-0x0000000000320000-memory.dmp

Filesize
64KB

Download
memory/1504-55-0x00000000768A1000-0x00000000768A3000-memory.dmp

Filesize
8KB

Download
memory/1808-79-0x000000006F980000-0x000000006FF2B000-memory.dmp

Filesize
5.7MB

Download
memory/1808-82-0x000000006F980000-0x000000006FF2B000-memory.dmp

Filesize
5.7MB

Download