agenttesla | b045b7b993b005e1930ca50a9eb65df8b62ca29d1dfdbbb28ca6621384172908

General

Target

cceb139330512f9c7820a18f87b89062.exe
Size

1.7MB
MD5

cceb139330512f9c7820a18f87b89062
SHA1

e7fb7ee6e060b98b8e5823490aea1015798406fd
SHA256

b045b7b993b005e1930ca50a9eb65df8b62ca29d1dfdbbb28ca6621384172908
SHA512

5594cf5903b58c934ee33c2421e9256a0c5f452d1a9e2521d7ad02b36560fda37caf1f2a637628673273295ccb5303dd6faac4cc3db6ad7f17059998d8700d49

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
Dollarbills1234

Signatures

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

AgentTesla Payload 3 IoCs

resource	yara_rule
behavioral1/memory/1512-8-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1512-9-0x000000000043762E-mapping.dmp	family_agenttesla
behavioral1/memory/1512-11-0x0000000000400000-0x000000000043C000-memory.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 744 set thread context of 1512	744	cceb139330512f9c7820a18f87b89062.exe	29

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1512	cceb139330512f9c7820a18f87b89062.exe
1512	cceb139330512f9c7820a18f87b89062.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1512	cceb139330512f9c7820a18f87b89062.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1512	cceb139330512f9c7820a18f87b89062.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 744 wrote to memory of 1512	744	cceb139330512f9c7820a18f87b89062.exe	29
PID 744 wrote to memory of 1512	744	cceb139330512f9c7820a18f87b89062.exe	29
PID 744 wrote to memory of 1512	744	cceb139330512f9c7820a18f87b89062.exe	29
PID 744 wrote to memory of 1512	744	cceb139330512f9c7820a18f87b89062.exe	29
PID 744 wrote to memory of 1512	744	cceb139330512f9c7820a18f87b89062.exe	29
PID 744 wrote to memory of 1512	744	cceb139330512f9c7820a18f87b89062.exe	29
PID 744 wrote to memory of 1512	744	cceb139330512f9c7820a18f87b89062.exe	29
PID 744 wrote to memory of 1512	744	cceb139330512f9c7820a18f87b89062.exe	29
PID 744 wrote to memory of 1512	744	cceb139330512f9c7820a18f87b89062.exe	29

C:\Users\Admin\AppData\Local\Temp\cceb139330512f9c7820a18f87b89062.exe
"C:\Users\Admin\AppData\Local\Temp\cceb139330512f9c7820a18f87b89062.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:744
- C:\Users\Admin\AppData\Local\Temp\cceb139330512f9c7820a18f87b89062.exe
  "C:\Users\Admin\AppData\Local\Temp\cceb139330512f9c7820a18f87b89062.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1512

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/744-2-0x0000000073FF0000-0x00000000746DE000-memory.dmp

Filesize
6.9MB

Download
memory/744-3-0x0000000001300000-0x0000000001301000-memory.dmp

Filesize
4KB

Download
memory/744-5-0x0000000075E51000-0x0000000075E53000-memory.dmp

Filesize
8KB

Download
memory/744-6-0x0000000000420000-0x000000000045D000-memory.dmp

Filesize
244KB

Download
memory/744-7-0x0000000000740000-0x0000000000741000-memory.dmp

Filesize
4KB

Download
memory/1512-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1512-10-0x0000000073FF0000-0x00000000746DE000-memory.dmp

Filesize
6.9MB

Download
memory/1512-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1512-13-0x0000000004BE0000-0x0000000004BE1000-memory.dmp

Filesize
4KB

Download
memory/1512-14-0x0000000004BE1000-0x0000000004BE2000-memory.dmp

Filesize
4KB

Download

Analysis

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