agenttesla | a4481204cfad76211d499d418edb29b8d1fb33910b97de5dac0ead7258df4064

General

Target

Swift copy.exe
Size

436KB
MD5

27c466c70e60445b429623de8101a6d5
SHA1

f1fd7e7fbdcfd7deddd7426cf56dfe2218c793b2
SHA256

a4481204cfad76211d499d418edb29b8d1fb33910b97de5dac0ead7258df4064
SHA512

2496f0e97c67384670b2800ba5fd9f005921594aa9c55ccc9e266cfb9cb58874542f1b818e8e433e79c83c0c98ba44806e8abc231d2b9bce7efac34ea39afa77

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.ekdantlab.co.in
Port:
587
Username:
[email protected]
Password:
muruga@123

Signatures

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

AgentTesla Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1648-63-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1648-64-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1648-65-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1648-66-0x00000000004376FE-mapping.dmp	family_agenttesla
behavioral1/memory/1648-67-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/456-70-0x0000000002380000-0x0000000002FCA000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

Swift copy.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts Swift copy.exe
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

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	Swift copy.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

Swift copy.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Swift copy.exe
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Swift copy.exe
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Swift copy.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Swift copy.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows\CurrentVersion\Run\DnDcR = "C:\\Users\\Admin\\AppData\\Roaming\\DnDcR\\DnDcR.exe"	Swift copy.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Swift copy.exe

description pid process target process

PID 1680 set thread context of 1648 1680 Swift copy.exe Swift copy.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

2036 schtasks.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

Swift copy.exeSwift copy.exepowershell.exe

pid process

1680 Swift copy.exe
1680 Swift copy.exe
1648 Swift copy.exe
1648 Swift copy.exe
456 powershell.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Swift copy.exeSwift copy.exepowershell.exe

description pid process

Token: SeDebugPrivilege 1680 Swift copy.exe
Token: SeDebugPrivilege 1648 Swift copy.exe
Token: SeDebugPrivilege 456 powershell.exe

description	pid	process	target process
PID 1680 set thread context of 1648	1680	Swift copy.exe	Swift copy.exe

pid	process
2036	schtasks.exe

pid	process
1680	Swift copy.exe
1680	Swift copy.exe
1648	Swift copy.exe
1648	Swift copy.exe
456	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1680	Swift copy.exe
Token: SeDebugPrivilege	1648	Swift copy.exe
Token: SeDebugPrivilege	456	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

Swift copy.exe

description	pid	process	target process
PID 1680 wrote to memory of 456	1680	Swift copy.exe	powershell.exe
PID 1680 wrote to memory of 456	1680	Swift copy.exe	powershell.exe
PID 1680 wrote to memory of 456	1680	Swift copy.exe	powershell.exe
PID 1680 wrote to memory of 456	1680	Swift copy.exe	powershell.exe
PID 1680 wrote to memory of 2036	1680	Swift copy.exe	schtasks.exe
PID 1680 wrote to memory of 2036	1680	Swift copy.exe	schtasks.exe
PID 1680 wrote to memory of 2036	1680	Swift copy.exe	schtasks.exe
PID 1680 wrote to memory of 2036	1680	Swift copy.exe	schtasks.exe
PID 1680 wrote to memory of 1648	1680	Swift copy.exe	Swift copy.exe
PID 1680 wrote to memory of 1648	1680	Swift copy.exe	Swift copy.exe
PID 1680 wrote to memory of 1648	1680	Swift copy.exe	Swift copy.exe
PID 1680 wrote to memory of 1648	1680	Swift copy.exe	Swift copy.exe
PID 1680 wrote to memory of 1648	1680	Swift copy.exe	Swift copy.exe
PID 1680 wrote to memory of 1648	1680	Swift copy.exe	Swift copy.exe
PID 1680 wrote to memory of 1648	1680	Swift copy.exe	Swift copy.exe
PID 1680 wrote to memory of 1648	1680	Swift copy.exe	Swift copy.exe
PID 1680 wrote to memory of 1648	1680	Swift copy.exe	Swift copy.exe

outlook_office_path 1 IoCs

Processes:

Swift copy.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Swift copy.exe

outlook_win_path 1 IoCs

Processes:

Swift copy.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Swift copy.exe

C:\Users\Admin\AppData\Local\Temp\Swift copy.exe
"C:\Users\Admin\AppData\Local\Temp\Swift copy.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1680

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\Swift copy.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:456

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tFFJSJku" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE743.tmp"
2⤵
- Creates scheduled task(s)
PID:2036

C:\Users\Admin\AppData\Local\Temp\Swift copy.exe
"C:\Users\Admin\AppData\Local\Temp\Swift copy.exe"
2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1648

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

Replay Monitor

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Downloads

memory/456-58-0x0000000000000000-mapping.dmp

Download
memory/456-71-0x0000000002380000-0x0000000002FCA000-memory.dmp

Filesize
12.3MB

Download
memory/456-70-0x0000000002380000-0x0000000002FCA000-memory.dmp

Filesize
12.3MB

Download
memory/456-59-0x0000000074B41000-0x0000000074B43000-memory.dmp

Filesize
8KB

Download
memory/1648-62-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1648-67-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1648-72-0x0000000004991000-0x0000000004992000-memory.dmp

Filesize
4KB

Download
memory/1648-61-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1648-69-0x0000000004990000-0x0000000004991000-memory.dmp

Filesize
4KB

Download
memory/1648-63-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1648-64-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1648-65-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1648-66-0x00000000004376FE-mapping.dmp

Download
memory/1680-53-0x0000000000B50000-0x0000000000B51000-memory.dmp

Filesize
4KB

Download
memory/1680-56-0x0000000000710000-0x0000000000717000-memory.dmp

Filesize
28KB

Download
memory/1680-57-0x0000000004A20000-0x0000000004A78000-memory.dmp

Filesize
352KB

Download
memory/1680-55-0x0000000004A80000-0x0000000004A81000-memory.dmp

Filesize
4KB

Download
memory/2036-60-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads