agenttesla | 958d99a0d72d3367f0e9cde7b716a0adb3f09869bd874f68b43a601f9e9d4f10

General

Target

PaymentAdviceAdviceRefA29ysWRKaYo8.exe
Size

723KB
MD5

b3c7e937f0cb8dd89acffa9edb73198b
SHA1

3e2bc894ca5e7ecfb7cfbbe78634dd6935073e48
SHA256

958d99a0d72d3367f0e9cde7b716a0adb3f09869bd874f68b43a601f9e9d4f10
SHA512

9bb837e924fbdef4b23e462d385d8dce2352619fdd841488bdf5a7712d3c8a3ffe33a4250e5dcd1588b268a0214e5f94685d0a6539bb161a97be14785d2bd1c7
SSDEEP

12288:vBEJ3+gWa8el0utRe6etHMKgc4CfPjbn1mhywY3R9NimMP0MUHY0qDro:vBg3+Za7XRU9TgoPvMYvMU4

Score

10^/10

agenttesla credential_access discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.iaa-airferight.com
Port:
587
Username:
[email protected]
Password:
manlikeyou88
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2628	powershell.exe
2796	powershell.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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
T1552.001
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
T1552.001
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
T1552.001

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2848 set thread context of 776	2848	PaymentAdviceAdviceRefA29ysWRKaYo8.exe	36

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PaymentAdviceAdviceRefA29ysWRKaYo8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PaymentAdviceAdviceRefA29ysWRKaYo8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
2712	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2848	PaymentAdviceAdviceRefA29ysWRKaYo8.exe
2848	PaymentAdviceAdviceRefA29ysWRKaYo8.exe
776	PaymentAdviceAdviceRefA29ysWRKaYo8.exe
776	PaymentAdviceAdviceRefA29ysWRKaYo8.exe
2796	powershell.exe
2628	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2848	PaymentAdviceAdviceRefA29ysWRKaYo8.exe
Token: SeDebugPrivilege	776	PaymentAdviceAdviceRefA29ysWRKaYo8.exe
Token: SeDebugPrivilege	2796	powershell.exe
Token: SeDebugPrivilege	2628	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2848 wrote to memory of 2628	2848	PaymentAdviceAdviceRefA29ysWRKaYo8.exe	30
PID 2848 wrote to memory of 2628	2848	PaymentAdviceAdviceRefA29ysWRKaYo8.exe	30
PID 2848 wrote to memory of 2628	2848	PaymentAdviceAdviceRefA29ysWRKaYo8.exe	30
PID 2848 wrote to memory of 2628	2848	PaymentAdviceAdviceRefA29ysWRKaYo8.exe	30
PID 2848 wrote to memory of 2796	2848	PaymentAdviceAdviceRefA29ysWRKaYo8.exe	32
PID 2848 wrote to memory of 2796	2848	PaymentAdviceAdviceRefA29ysWRKaYo8.exe	32
PID 2848 wrote to memory of 2796	2848	PaymentAdviceAdviceRefA29ysWRKaYo8.exe	32
PID 2848 wrote to memory of 2796	2848	PaymentAdviceAdviceRefA29ysWRKaYo8.exe	32
PID 2848 wrote to memory of 2712	2848	PaymentAdviceAdviceRefA29ysWRKaYo8.exe	34
PID 2848 wrote to memory of 2712	2848	PaymentAdviceAdviceRefA29ysWRKaYo8.exe	34
PID 2848 wrote to memory of 2712	2848	PaymentAdviceAdviceRefA29ysWRKaYo8.exe	34
PID 2848 wrote to memory of 2712	2848	PaymentAdviceAdviceRefA29ysWRKaYo8.exe	34
PID 2848 wrote to memory of 776	2848	PaymentAdviceAdviceRefA29ysWRKaYo8.exe	36
PID 2848 wrote to memory of 776	2848	PaymentAdviceAdviceRefA29ysWRKaYo8.exe	36
PID 2848 wrote to memory of 776	2848	PaymentAdviceAdviceRefA29ysWRKaYo8.exe	36
PID 2848 wrote to memory of 776	2848	PaymentAdviceAdviceRefA29ysWRKaYo8.exe	36
PID 2848 wrote to memory of 776	2848	PaymentAdviceAdviceRefA29ysWRKaYo8.exe	36
PID 2848 wrote to memory of 776	2848	PaymentAdviceAdviceRefA29ysWRKaYo8.exe	36
PID 2848 wrote to memory of 776	2848	PaymentAdviceAdviceRefA29ysWRKaYo8.exe	36
PID 2848 wrote to memory of 776	2848	PaymentAdviceAdviceRefA29ysWRKaYo8.exe	36
PID 2848 wrote to memory of 776	2848	PaymentAdviceAdviceRefA29ysWRKaYo8.exe	36

C:\Users\Admin\AppData\Local\Temp\PaymentAdviceAdviceRefA29ysWRKaYo8.exe
"C:\Users\Admin\AppData\Local\Temp\PaymentAdviceAdviceRefA29ysWRKaYo8.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2848
- 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\PaymentAdviceAdviceRefA29ysWRKaYo8.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2628
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\rSOYCYegP.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2796
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rSOYCYegP" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9905.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2712
- C:\Users\Admin\AppData\Local\Temp\PaymentAdviceAdviceRefA29ysWRKaYo8.exe
  "C:\Users\Admin\AppData\Local\Temp\PaymentAdviceAdviceRefA29ysWRKaYo8.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:776

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp9905.tmp

Filesize
1KB

MD5
8bd6576de7068181017aeb1b2cbce508

SHA1
32a578b00bdea56dd45f979d68b5c9c9b0338c9b

SHA256
57379623e80b57613acbdafc59f4bf06fbd6e702a9c0a7e0577f77d13858a47f

SHA512
498fa345f0708788a0588b4ac1ad8f36fe28679ad914eb9972f965d8de05af8a2f1950dd0ef126289d803661b35bbef9d1db66031b5433fac018b9e9bbf005d3

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\QTP84L5TDYI5CXHO233I.temp

Filesize
7KB

MD5
1d6dfc60773d05a619aac4b67fb5b39f

SHA1
6db0d63bf1b120da7c6301d109280393d94f83f8

SHA256
4a58b3e670346c014644ed3daff48105a85788efabbda88a4c6c64862b260b79

SHA512
013613d2048653f7cf3b7d932d5eb2d110c084e566fef63c5c76b76fcec07c0d13537ff465f099769b70b5f0ef39ccfec716292557e4c8c9116b3f247dcb0e61

Download Submit
memory/776-28-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/776-29-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/776-19-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/776-21-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/776-23-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/776-25-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/776-31-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/776-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2848-6-0x0000000004C70000-0x0000000004CF2000-memory.dmp

Filesize
520KB

Download
memory/2848-1-0x0000000000D50000-0x0000000000E08000-memory.dmp

Filesize
736KB

Download
memory/2848-0-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

Filesize
4KB

Download
memory/2848-2-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/2848-3-0x00000000008F0000-0x0000000000908000-memory.dmp

Filesize
96KB

Download
memory/2848-5-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/2848-4-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

Filesize
4KB

Download
memory/2848-32-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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