agenttesla | 221a81d66ccd5492f313733aca66534af9350f427c50a6b30c7a65dce1ea0fbb

General

Target

2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe
Size

943KB
MD5

21e603ea77b316cce2ec68a44cd735c7
SHA1

2bc285f3a8bd60f55bd659b360b1c77eab820b5e
SHA256

221a81d66ccd5492f313733aca66534af9350f427c50a6b30c7a65dce1ea0fbb
SHA512

0256baa5a9e545d3936e98a77eebdaa457aaa78c25c2c9717762d2fbaa103ab26f45bb93164a40374ec0b324b538c42992440ffda7df89b8bef621d2a694b39e
SSDEEP

12288:ziWHxYV/jqmkMD2DExj6L+lMBebblLTMGa9EDL9y3r9FibYjIaCJVbDGo:ztHxYgExj6L+lMBebbRMCD7sjIxJDv

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
host39.registrar-servers.com
Port:
587
Username:
[email protected]
Password:
payment 12345

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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1884 set thread context of 308	1884	2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe	30

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
2036	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1884	2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe
308	2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe
308	2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe
308	2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1884	2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe
Token: SeDebugPrivilege	308	2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1884 wrote to memory of 2036	1884	2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe	28
PID 1884 wrote to memory of 2036	1884	2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe	28
PID 1884 wrote to memory of 2036	1884	2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe	28
PID 1884 wrote to memory of 2036	1884	2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe	28
PID 1884 wrote to memory of 308	1884	2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe	30
PID 1884 wrote to memory of 308	1884	2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe	30
PID 1884 wrote to memory of 308	1884	2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe	30
PID 1884 wrote to memory of 308	1884	2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe	30
PID 1884 wrote to memory of 308	1884	2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe	30
PID 1884 wrote to memory of 308	1884	2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe	30
PID 1884 wrote to memory of 308	1884	2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe	30
PID 1884 wrote to memory of 308	1884	2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe	30
PID 1884 wrote to memory of 308	1884	2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe

C:\Users\Admin\AppData\Local\Temp\2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe
"C:\Users\Admin\AppData\Local\Temp\2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1884
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CDNABzJvQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp692F.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2036
- C:\Users\Admin\AppData\Local\Temp\2bc285f3a8bd60f55bd659b360b1c77eab820b5e.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:308

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp692F.tmp

Filesize
1KB

MD5
ac43bc38701fd457dbb06b10db52f544

SHA1
62bdf1f65ba7f9e87c7ea734e2efb692a72f184a

SHA256
a5d49a4de36bd0d4c10cf73ddff4c8c948691e5c538860062e5eda4c1dc26427

SHA512
7d0fd9a8dddcf181dd43beadb0642f942cee8cc39a8735f25a986a047200774b2cdc4af183925feec3c54eb08caae2bf5e0bd2c6a355c6bf630efe3c6b557e49

Download Submit
memory/308-64-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/308-66-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/308-71-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/308-69-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/308-65-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/308-61-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/308-62-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1884-54-0x0000000001090000-0x0000000001182000-memory.dmp

Filesize
968KB

Download
memory/1884-55-0x0000000075E31000-0x0000000075E33000-memory.dmp

Filesize
8KB

Download
memory/1884-56-0x0000000000410000-0x0000000000422000-memory.dmp

Filesize
72KB

Download
memory/1884-58-0x0000000000530000-0x000000000056C000-memory.dmp

Filesize
240KB

Download
memory/1884-57-0x0000000004D40000-0x0000000004DBA000-memory.dmp

Filesize
488KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads