agenttesla | c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65

General

Target

c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65.exe
Size

2.3MB
MD5

8b680fee3037740ed9fbd6d63ab67624
SHA1

0be0a8bc5d7857b015d90fef87feafab64767de1
SHA256

c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65
SHA512

edb9c9b89adfaa67f99fd99d7892ebcae2968055bd278994ce0c97c432e7fe7b51686da01018392a14ded399511e98ecce4596400cf8b6452ca24e245f74863b
SSDEEP

49152:54vdi8aM5CHrjH3tpLvSTzLYl0CHjKlVLd+:54

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
longyarh.shop
Port:
587
Username:
[email protected]
Password:
p^k_pr9;=tLX
Email To:
[email protected]

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-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65.exe
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65.exe
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Windows\CurrentVersion\Run\Tbfhfucs = "\"C:\\Users\\Admin\\AppData\\Roaming\\Oryijttxhd\\Tbfhfucs.exe\""	c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65.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 1740 set thread context of 612	1740	c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65.exe	30

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1464	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1464	powershell.exe
Token: SeDebugPrivilege	1740	c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65.exe
Token: SeDebugPrivilege	612	c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1740 wrote to memory of 1464	1740	c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65.exe	28
PID 1740 wrote to memory of 1464	1740	c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65.exe	28
PID 1740 wrote to memory of 1464	1740	c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65.exe	28
PID 1740 wrote to memory of 1464	1740	c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65.exe	28
PID 1740 wrote to memory of 612	1740	c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65.exe	30
PID 1740 wrote to memory of 612	1740	c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65.exe	30
PID 1740 wrote to memory of 612	1740	c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65.exe	30
PID 1740 wrote to memory of 612	1740	c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65.exe	30
PID 1740 wrote to memory of 612	1740	c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65.exe	30
PID 1740 wrote to memory of 612	1740	c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65.exe	30
PID 1740 wrote to memory of 612	1740	c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65.exe	30
PID 1740 wrote to memory of 612	1740	c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65.exe	30
PID 1740 wrote to memory of 612	1740	c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65.exe

C:\Users\Admin\AppData\Local\Temp\c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65.exe
"C:\Users\Admin\AppData\Local\Temp\c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1740
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1464
- C:\Users\Admin\AppData\Local\Temp\c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65.exe
  C:\Users\Admin\AppData\Local\Temp\c0ab92024149d89362b285d15244e82909e713bd30a9b11adff12488197d4f65.exe
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:612

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

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

Replay Monitor

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Downloads

memory/612-69-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/612-70-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/612-90-0x0000000004F40000-0x0000000004F80000-memory.dmp

Filesize
256KB

Download
memory/612-75-0x0000000004F40000-0x0000000004F80000-memory.dmp

Filesize
256KB

Download
memory/612-74-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/612-72-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/612-65-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/612-68-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/612-66-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/612-67-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1464-62-0x0000000002350000-0x0000000002390000-memory.dmp

Filesize
256KB

Download
memory/1464-61-0x0000000002350000-0x0000000002390000-memory.dmp

Filesize
256KB

Download
memory/1740-55-0x0000000004AC0000-0x0000000004C08000-memory.dmp

Filesize
1.3MB

Download
memory/1740-63-0x00000000044D0000-0x0000000004510000-memory.dmp

Filesize
256KB

Download
memory/1740-54-0x00000000000A0000-0x00000000002E8000-memory.dmp

Filesize
2.3MB

Download
memory/1740-58-0x00000000048F0000-0x0000000004982000-memory.dmp

Filesize
584KB

Download
memory/1740-57-0x00000000044D0000-0x0000000004510000-memory.dmp

Filesize
256KB

Download
memory/1740-56-0x00000000006E0000-0x0000000000706000-memory.dmp

Filesize
152KB

Download

Analysis

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