agenttesla | e5017dd05fd6e93271e6e5f91128ee8a09f7252255803989bbdc2a1e94790d96

General

Target

f844b8a1ef84046dd5523769f0b66bd6.exe
Size

1.1MB
MD5

f844b8a1ef84046dd5523769f0b66bd6
SHA1

dd318778c779449e467ad2ea76154e304a85fa18
SHA256

e5017dd05fd6e93271e6e5f91128ee8a09f7252255803989bbdc2a1e94790d96
SHA512

e9e90fd95189df46f2f683d77b5cb9c0aa5e89d69913033f1051ff758b3ffafe74def67701e88811f6ea2d1ed24d42b73007b1a907fca1ff0b54953a3766d145
SSDEEP

12288:kNJ2iNDPNJcO8wsRUJwSnSCVoN0/AS3nhJsSEPIooTZFCx4uvL2kzClQ1duMl70D:kj1l1JcwmUxVo6/nEdoNFILPfnu140

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5693260396:AAG301OwiHGjRjWm756cKDUffx0R4fjsv4k/sendDocument

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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f844b8a1ef84046dd5523769f0b66bd6.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f844b8a1ef84046dd5523769f0b66bd6.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f844b8a1ef84046dd5523769f0b66bd6.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1604 set thread context of 952	1604	f844b8a1ef84046dd5523769f0b66bd6.exe	27

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
952	f844b8a1ef84046dd5523769f0b66bd6.exe
952	f844b8a1ef84046dd5523769f0b66bd6.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	952	f844b8a1ef84046dd5523769f0b66bd6.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1604 wrote to memory of 952	1604	f844b8a1ef84046dd5523769f0b66bd6.exe	27
PID 1604 wrote to memory of 952	1604	f844b8a1ef84046dd5523769f0b66bd6.exe	27
PID 1604 wrote to memory of 952	1604	f844b8a1ef84046dd5523769f0b66bd6.exe	27
PID 1604 wrote to memory of 952	1604	f844b8a1ef84046dd5523769f0b66bd6.exe	27
PID 1604 wrote to memory of 952	1604	f844b8a1ef84046dd5523769f0b66bd6.exe	27
PID 1604 wrote to memory of 952	1604	f844b8a1ef84046dd5523769f0b66bd6.exe	27
PID 1604 wrote to memory of 952	1604	f844b8a1ef84046dd5523769f0b66bd6.exe	27
PID 1604 wrote to memory of 952	1604	f844b8a1ef84046dd5523769f0b66bd6.exe	27
PID 1604 wrote to memory of 952	1604	f844b8a1ef84046dd5523769f0b66bd6.exe	27

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f844b8a1ef84046dd5523769f0b66bd6.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f844b8a1ef84046dd5523769f0b66bd6.exe

C:\Users\Admin\AppData\Local\Temp\f844b8a1ef84046dd5523769f0b66bd6.exe
"C:\Users\Admin\AppData\Local\Temp\f844b8a1ef84046dd5523769f0b66bd6.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1604
- C:\Users\Admin\AppData\Local\Temp\f844b8a1ef84046dd5523769f0b66bd6.exe
  "C:\Users\Admin\AppData\Local\Temp\f844b8a1ef84046dd5523769f0b66bd6.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:952

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

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/952-64-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/952-65-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/952-70-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/952-61-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/952-60-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/952-63-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/952-68-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1604-55-0x0000000076461000-0x0000000076463000-memory.dmp

Filesize
8KB

Download
memory/1604-54-0x0000000001030000-0x0000000001152000-memory.dmp

Filesize
1.1MB

Download
memory/1604-59-0x0000000000D80000-0x0000000000DF2000-memory.dmp

Filesize
456KB

Download
memory/1604-58-0x0000000007FF0000-0x00000000080BA000-memory.dmp

Filesize
808KB

Download
memory/1604-57-0x00000000004D0000-0x00000000004DC000-memory.dmp

Filesize
48KB

Download
memory/1604-56-0x00000000004C0000-0x00000000004D4000-memory.dmp

Filesize
80KB

Download

Analysis

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