agenttesla | af4f05bd033462727c03619d51062e0d9f1c346a19ba1b9df1bd3a9b593f80bb

Analysis

max time kernel
146s
max time network
148s
platform
windows10_x64
resource
win10v200430
submitted
13/07/2020, 13:37

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General

Target
Payment.exe
Size 951KB
Sample200713-vjrbm9mcms
SHA256 af4f05bd033462727c03619d51062e0d9f1c346a19ba1b9df1bd3a9b593f80bb
MD5 9270fc9507071876759925004f046973
SHA1 75ed8e17e9f662fbd8d0c9aa25acefe602d73f89
SHA512 f89259a0fa784d4d561ad3b0d9d62ad98696f09df8c5e7cd47c20d51e67300e57e51346254460051fb45f60de666477fbc9d5a54ac54ded688618217a30bbecd
MD5 SHA1 SHA512

Score

10^/10

spyware keylogger trojan stealer agenttesla

Malware Config

Extracted

Credentials

Protocol
smtp
Host
smtp.yandex.ru
Port
587
Username
[email protected]
Password
Blessing123

Signatures

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
860	Payment.exe
860	Payment.exe
1168	Payment.exe
1168	Payment.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 860 wrote to memory of 1168	860	Payment.exe	68
PID 860 wrote to memory of 1168	860	Payment.exe	68
PID 860 wrote to memory of 1168	860	Payment.exe	68

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
860	Payment.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 860 set thread context of 1168	860	Payment.exe	68

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1168	Payment.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

resource	yara_rule
behavioral2/memory/1168-0-0x0000000000400000-0x00000000004A4000-memory.dmp	upx
behavioral2/memory/1168-2-0x0000000000400000-0x00000000004A4000-memory.dmp	upx
behavioral2/memory/1168-3-0x0000000000400000-0x00000000004A4000-memory.dmp	upx

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

C:\Users\Admin\AppData\Local\Temp\Payment.exe
"C:\Users\Admin\AppData\Local\Temp\Payment.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetThreadContext
PID:860
- C:\Users\Admin\AppData\Local\Temp\Payment.exe
  "C:\Users\Admin\AppData\Local\Temp\Payment.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1168

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1168-0-0x0000000000400000-0x00000000004A4000-memory.dmp

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memory/1168-2-0x0000000000400000-0x00000000004A4000-memory.dmp

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memory/1168-3-0x0000000000400000-0x00000000004A4000-memory.dmp

Download

memory/1168-4-0x00000000009C0000-0x0000000000A0C000-memory.dmp

Download

memory/1168-5-0x00000000023E2000-0x00000000023E3000-memory.dmp

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