agenttesla | 3529f437801eed53684a28376fa14332cf44a3b8396e8473bccdb92bf2fedb25

Analysis

max time kernel
145s
max time network
67s
platform
windows10_x64
resource
win10v20201028
submitted
04/02/2021, 14:14

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General

Target
MT103_001.exe
Size 652KB
Sample210204-138xtqhfvs
SHA256 3529f437801eed53684a28376fa14332cf44a3b8396e8473bccdb92bf2fedb25
MD5 390aee82f4e093a91e52cc354e4910ab
SHA1 1571b4534048566e4fbd5520af9bdca35d61db22
SHA512 c7078b8cb364ca61a396bc9ac191450dba24257e6b764a51c86d64b6c23134195d34938ae89520c3d3522dabfe9b2e903b104c4bdcc42c83847bbdd4d9969f3c
MD5 SHA1 SHA512

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
smtp.vivaldi.net
Port
587
Username
[email protected]
Password
@@Io419090@@

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/4076-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/4076-14-0x000000000043746E-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 1152 set thread context of 4076	1152	MT103_001.exe	82

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1152	MT103_001.exe
1152	MT103_001.exe
1152	MT103_001.exe
1152	MT103_001.exe
1152	MT103_001.exe
1152	MT103_001.exe
4076	MT103_001.exe
4076	MT103_001.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1152	MT103_001.exe
Token: SeDebugPrivilege	4076	MT103_001.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1152 wrote to memory of 3480	1152	MT103_001.exe	79
PID 1152 wrote to memory of 3480	1152	MT103_001.exe	79
PID 1152 wrote to memory of 3480	1152	MT103_001.exe	79
PID 1152 wrote to memory of 3644	1152	MT103_001.exe	80
PID 1152 wrote to memory of 3644	1152	MT103_001.exe	80
PID 1152 wrote to memory of 3644	1152	MT103_001.exe	80
PID 1152 wrote to memory of 812	1152	MT103_001.exe	81
PID 1152 wrote to memory of 812	1152	MT103_001.exe	81
PID 1152 wrote to memory of 812	1152	MT103_001.exe	81
PID 1152 wrote to memory of 4076	1152	MT103_001.exe	82
PID 1152 wrote to memory of 4076	1152	MT103_001.exe	82
PID 1152 wrote to memory of 4076	1152	MT103_001.exe	82
PID 1152 wrote to memory of 4076	1152	MT103_001.exe	82
PID 1152 wrote to memory of 4076	1152	MT103_001.exe	82
PID 1152 wrote to memory of 4076	1152	MT103_001.exe	82
PID 1152 wrote to memory of 4076	1152	MT103_001.exe	82
PID 1152 wrote to memory of 4076	1152	MT103_001.exe	82

C:\Users\Admin\AppData\Local\Temp\MT103_001.exe
"C:\Users\Admin\AppData\Local\Temp\MT103_001.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1152
- C:\Users\Admin\AppData\Local\Temp\MT103_001.exe
  "C:\Users\Admin\AppData\Local\Temp\MT103_001.exe"
  2⤵
  PID:3480
- C:\Users\Admin\AppData\Local\Temp\MT103_001.exe
  "C:\Users\Admin\AppData\Local\Temp\MT103_001.exe"
  2⤵
  PID:3644
- C:\Users\Admin\AppData\Local\Temp\MT103_001.exe
  "C:\Users\Admin\AppData\Local\Temp\MT103_001.exe"
  2⤵
  PID:812
- C:\Users\Admin\AppData\Local\Temp\MT103_001.exe
  "C:\Users\Admin\AppData\Local\Temp\MT103_001.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4076

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/1152-7-0x0000000005340000-0x0000000005341000-memory.dmp

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memory/1152-12-0x0000000005F50000-0x0000000005FB4000-memory.dmp

Download

memory/1152-6-0x00000000057A0000-0x00000000057A1000-memory.dmp

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memory/1152-2-0x0000000073450000-0x0000000073B3E000-memory.dmp

Download

memory/1152-8-0x0000000005260000-0x0000000005261000-memory.dmp

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memory/1152-9-0x00000000054D0000-0x00000000054D1000-memory.dmp

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memory/1152-10-0x0000000005270000-0x0000000005271000-memory.dmp

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memory/1152-11-0x00000000054A0000-0x00000000054A4000-memory.dmp

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memory/1152-5-0x0000000005180000-0x0000000005181000-memory.dmp

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memory/1152-3-0x0000000000910000-0x0000000000911000-memory.dmp

Download

memory/4076-13-0x0000000000400000-0x000000000043C000-memory.dmp

Download

memory/4076-16-0x0000000073450000-0x0000000073B3E000-memory.dmp

Download

memory/4076-21-0x0000000005490000-0x0000000005491000-memory.dmp

Download

memory/4076-22-0x0000000005470000-0x0000000005471000-memory.dmp

Download

memory/4076-23-0x0000000006070000-0x0000000006071000-memory.dmp

Download

memory/4076-26-0x0000000005491000-0x0000000005492000-memory.dmp

Download