agenttesla | 7bb212946fdeb406c7aa8f691405d185065514d5dc1f269f8e409762ff9f6915

General

Target

4c414b473bccbbce2c7cde00248ea1a1.exe
Size

523KB
MD5

4c414b473bccbbce2c7cde00248ea1a1
SHA1

77bf848d5a1d4d0fdc252aa170e7b8af19bcc012
SHA256

7bb212946fdeb406c7aa8f691405d185065514d5dc1f269f8e409762ff9f6915
SHA512

0fa66c53045e9e74d294420d66deadcad7ee56d13e33dd90e73b0de1e6958cd3b5c347e13e85797895bbac5f23b3cc3926d6b9a75f242ef2379d93230c7b0f9b

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
Az@gcmce.com
Password:
DANIEL3116

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
Az@gcmce.com
Password:
DANIEL3116

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

Processes:

4c414b473bccbbce2c7cde00248ea1a1.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4c414b473bccbbce2c7cde00248ea1a1.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4c414b473bccbbce2c7cde00248ea1a1.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4c414b473bccbbce2c7cde00248ea1a1.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

4c414b473bccbbce2c7cde00248ea1a1.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Run\AheGmkp = "C:\\Users\\Admin\\AppData\\Roaming\\AheGmkp\\AheGmkp.exe"	4c414b473bccbbce2c7cde00248ea1a1.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

4c414b473bccbbce2c7cde00248ea1a1.exe

description pid process target process

PID 1652 set thread context of 1156 1652 4c414b473bccbbce2c7cde00248ea1a1.exe 4c414b473bccbbce2c7cde00248ea1a1.exe
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

Processes:

schtasks.exe

pid process

1236 schtasks.exe

description	pid	process	target process
PID 1652 set thread context of 1156	1652	4c414b473bccbbce2c7cde00248ea1a1.exe	4c414b473bccbbce2c7cde00248ea1a1.exe

pid	process
1236	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

4c414b473bccbbce2c7cde00248ea1a1.exe4c414b473bccbbce2c7cde00248ea1a1.exepowershell.exe

pid	process
1652	4c414b473bccbbce2c7cde00248ea1a1.exe
1652	4c414b473bccbbce2c7cde00248ea1a1.exe
1156	4c414b473bccbbce2c7cde00248ea1a1.exe
1156	4c414b473bccbbce2c7cde00248ea1a1.exe
1060	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

4c414b473bccbbce2c7cde00248ea1a1.exe4c414b473bccbbce2c7cde00248ea1a1.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	1652	4c414b473bccbbce2c7cde00248ea1a1.exe
Token: SeDebugPrivilege	1156	4c414b473bccbbce2c7cde00248ea1a1.exe
Token: SeDebugPrivilege	1060	powershell.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

4c414b473bccbbce2c7cde00248ea1a1.exe

outlook_office_path 1 IoCs

Processes:

4c414b473bccbbce2c7cde00248ea1a1.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4c414b473bccbbce2c7cde00248ea1a1.exe

outlook_win_path 1 IoCs

Processes:

4c414b473bccbbce2c7cde00248ea1a1.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4c414b473bccbbce2c7cde00248ea1a1.exe

C:\Users\Admin\AppData\Local\Temp\4c414b473bccbbce2c7cde00248ea1a1.exe
"C:\Users\Admin\AppData\Local\Temp\4c414b473bccbbce2c7cde00248ea1a1.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1652

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\lyfhOEwABQlG.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1060

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lyfhOEwABQlG" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAC38.tmp"
2⤵
- Creates scheduled task(s)
PID:1236

C:\Users\Admin\AppData\Local\Temp\4c414b473bccbbce2c7cde00248ea1a1.exe
"C:\Users\Admin\AppData\Local\Temp\4c414b473bccbbce2c7cde00248ea1a1.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1156

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpAC38.tmp
Filesize
1KB

MD5
49cf737ddea2910dce0c81b674cb27c6

SHA1
0c88ddb723d7ac8107c3014818791d1682201bad

SHA256
072996d8fd7b84f5f4c9ea62cf6edbab0f2e62e1a314e74361430ad6d0f938d4

SHA512
a0022bfa89da896f000a7e3a42bebfe8591b0f0db102bf6c30667cb6bf597d38380608f6ece1a7c6c8d69c46388d162e87f135e90d35098f610e442e1866d73a

Download Submit
memory/1060-58-0x0000000000000000-mapping.dmp

Download
memory/1060-75-0x000000006F130000-0x000000006F6DB000-memory.dmp

Filesize
5.7MB

Download
memory/1156-63-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1156-68-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1156-73-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1156-71-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1156-69-0x0000000000435B1E-mapping.dmp

Download
memory/1156-67-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1156-64-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1156-66-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1236-59-0x0000000000000000-mapping.dmp

Download
memory/1652-54-0x0000000000890000-0x000000000091A000-memory.dmp

Filesize
552KB

Download
memory/1652-62-0x00000000050A0000-0x00000000050DA000-memory.dmp

Filesize
232KB

Download
memory/1652-57-0x0000000005350000-0x00000000053CE000-memory.dmp

Filesize
504KB

Download
memory/1652-56-0x00000000003A0000-0x00000000003B8000-memory.dmp

Filesize
96KB

Download
memory/1652-55-0x0000000076461000-0x0000000076463000-memory.dmp

Filesize
8KB

Download

description	pid	process	target process
PID 1652 wrote to memory of 1060	1652	4c414b473bccbbce2c7cde00248ea1a1.exe	powershell.exe
PID 1652 wrote to memory of 1060	1652	4c414b473bccbbce2c7cde00248ea1a1.exe	powershell.exe
PID 1652 wrote to memory of 1060	1652	4c414b473bccbbce2c7cde00248ea1a1.exe	powershell.exe
PID 1652 wrote to memory of 1060	1652	4c414b473bccbbce2c7cde00248ea1a1.exe	powershell.exe
PID 1652 wrote to memory of 1236	1652	4c414b473bccbbce2c7cde00248ea1a1.exe	schtasks.exe
PID 1652 wrote to memory of 1236	1652	4c414b473bccbbce2c7cde00248ea1a1.exe	schtasks.exe
PID 1652 wrote to memory of 1236	1652	4c414b473bccbbce2c7cde00248ea1a1.exe	schtasks.exe
PID 1652 wrote to memory of 1236	1652	4c414b473bccbbce2c7cde00248ea1a1.exe	schtasks.exe
PID 1652 wrote to memory of 1156	1652	4c414b473bccbbce2c7cde00248ea1a1.exe	4c414b473bccbbce2c7cde00248ea1a1.exe
PID 1652 wrote to memory of 1156	1652	4c414b473bccbbce2c7cde00248ea1a1.exe	4c414b473bccbbce2c7cde00248ea1a1.exe
PID 1652 wrote to memory of 1156	1652	4c414b473bccbbce2c7cde00248ea1a1.exe	4c414b473bccbbce2c7cde00248ea1a1.exe
PID 1652 wrote to memory of 1156	1652	4c414b473bccbbce2c7cde00248ea1a1.exe	4c414b473bccbbce2c7cde00248ea1a1.exe
PID 1652 wrote to memory of 1156	1652	4c414b473bccbbce2c7cde00248ea1a1.exe	4c414b473bccbbce2c7cde00248ea1a1.exe
PID 1652 wrote to memory of 1156	1652	4c414b473bccbbce2c7cde00248ea1a1.exe	4c414b473bccbbce2c7cde00248ea1a1.exe
PID 1652 wrote to memory of 1156	1652	4c414b473bccbbce2c7cde00248ea1a1.exe	4c414b473bccbbce2c7cde00248ea1a1.exe
PID 1652 wrote to memory of 1156	1652	4c414b473bccbbce2c7cde00248ea1a1.exe	4c414b473bccbbce2c7cde00248ea1a1.exe
PID 1652 wrote to memory of 1156	1652	4c414b473bccbbce2c7cde00248ea1a1.exe	4c414b473bccbbce2c7cde00248ea1a1.exe
PID 1652 wrote to memory of 1156	1652	4c414b473bccbbce2c7cde00248ea1a1.exe	4c414b473bccbbce2c7cde00248ea1a1.exe
PID 1652 wrote to memory of 1156	1652	4c414b473bccbbce2c7cde00248ea1a1.exe	4c414b473bccbbce2c7cde00248ea1a1.exe
PID 1652 wrote to memory of 1156	1652	4c414b473bccbbce2c7cde00248ea1a1.exe	4c414b473bccbbce2c7cde00248ea1a1.exe

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads