agenttesla | 2ac17b1dbbf7d69500ea0fb3ab73d17998d2fdf874cfc30ef6d6a61aec09e358

General

Target
payment .TT.pdf.exe
Size 634KB
Sample200903-pw2c5lp3k2
SHA256 2ac17b1dbbf7d69500ea0fb3ab73d17998d2fdf874cfc30ef6d6a61aec09e358
MD5 a30a51fa769b138bb9cd26cb88276ea2
SHA1 1e98f04ffaff29356d88a3ee248bfbac655a55c3
SHA512 c479a026424d82baa627ec1feb1e5bef95ffcb2be84b586f493bcb0ba7d6f8dfc54058ae99265cf230225cedc30f091610483cb17981a14bd6c89c14ee194678
MD5 SHA1 SHA512

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
smtp.yandex.ru
Port
587
Username
[email protected]
Password
kingmoney12345

Signatures

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

AgentTesla Payload 2 IoCs

resource	yara_rule
behavioral2/memory/3924-0-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla
behavioral2/memory/3924-1-0x000000000046164E-mapping.dmp	family_agenttesla

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

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

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

Data from Local System
T1005

Credentials in Files
T1081

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3488 set thread context of 3924	3488	payment .TT.pdf.exe	75

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\ServiceProfiles\LocalService\winhttp\cachev3.dat	svchost.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7\WpadDecision = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	svchost.exe
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7\WpadDecisionReason = "1"	svchost.exe
Set value (data)	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7\WpadDecisionTime = a547716b0282d601	svchost.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
3488	payment .TT.pdf.exe
3488	payment .TT.pdf.exe
3488	payment .TT.pdf.exe
3924	payment .TT.pdf.exe
3924	payment .TT.pdf.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	808	svchost.exe
Token: SeCreatePagefilePrivilege	808	svchost.exe
Token: SeDebugPrivilege	3488	payment .TT.pdf.exe
Token: SeDebugPrivilege	3924	payment .TT.pdf.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3924	payment .TT.pdf.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3488 wrote to memory of 3924	3488	payment .TT.pdf.exe	75
PID 3488 wrote to memory of 3924	3488	payment .TT.pdf.exe	75
PID 3488 wrote to memory of 3924	3488	payment .TT.pdf.exe	75
PID 3488 wrote to memory of 3924	3488	payment .TT.pdf.exe	75
PID 3488 wrote to memory of 3924	3488	payment .TT.pdf.exe	75
PID 3488 wrote to memory of 3924	3488	payment .TT.pdf.exe	75
PID 3488 wrote to memory of 3924	3488	payment .TT.pdf.exe	75
PID 3488 wrote to memory of 3924	3488	payment .TT.pdf.exe	75

C:\Users\Admin\AppData\Local\Temp\payment .TT.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\payment .TT.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3488
- C:\Users\Admin\AppData\Local\Temp\payment .TT.pdf.exe
  "{path}"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3924

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -s WinHttpAutoProxySvc
1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:808

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3924-0-0x0000000000400000-0x0000000000466000-memory.dmp

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Analysis

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