agenttesla | 0c250b21da631c5356630ff3d17f09a6da38a4c619f534b8f0be9d360707c9d4

General

Target

TT copy.exe
Size

600KB
MD5

ea77a015c9e55ab7f3ed3619f1620394
SHA1

197a1f5dedf523bbca3bb197cf6473c5ed907d15
SHA256

0c250b21da631c5356630ff3d17f09a6da38a4c619f534b8f0be9d360707c9d4
SHA512

871846897ec3f52bcf3ecd9e0f051d6e5a5aea6faa710bd6dad750ae398944c5257df83916e399645eacb6dd091085672c5131ca76172835e424ca755d534c74
SSDEEP

12288:O0iW7s9Gw72TI6DZxcLsirGpb1PRE9QdC3SVwk3+v0cB10bG9:O0iW7s9GeekFrGXKxUw7v0cB1t

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
kV$bSqJ1 daniel
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
T1552.001
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
T1552.001
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
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	TT copy.exe
Key opened	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	TT copy.exe
Key opened	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	TT copy.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Windows\CurrentVersion\Run\sOFvE = "C:\\Users\\Admin\\AppData\\Roaming\\sOFvE\\sOFvE.exe"	TT copy.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 3000 set thread context of 2748	3000	TT copy.exe	35

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

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/Job

T1053

pid	Process
2736	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
3000	TT copy.exe
3000	TT copy.exe
3000	TT copy.exe
3000	TT copy.exe
3000	TT copy.exe
3000	TT copy.exe
2644	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3000	TT copy.exe
Token: SeDebugPrivilege	2748	TT copy.exe
Token: SeDebugPrivilege	2644	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 3000 wrote to memory of 2644	3000	TT copy.exe	30
PID 3000 wrote to memory of 2644	3000	TT copy.exe	30
PID 3000 wrote to memory of 2644	3000	TT copy.exe	30
PID 3000 wrote to memory of 2644	3000	TT copy.exe	30
PID 3000 wrote to memory of 2736	3000	TT copy.exe	32
PID 3000 wrote to memory of 2736	3000	TT copy.exe	32
PID 3000 wrote to memory of 2736	3000	TT copy.exe	32
PID 3000 wrote to memory of 2736	3000	TT copy.exe	32
PID 3000 wrote to memory of 2604	3000	TT copy.exe	34
PID 3000 wrote to memory of 2604	3000	TT copy.exe	34
PID 3000 wrote to memory of 2604	3000	TT copy.exe	34
PID 3000 wrote to memory of 2604	3000	TT copy.exe	34
PID 3000 wrote to memory of 2748	3000	TT copy.exe	35
PID 3000 wrote to memory of 2748	3000	TT copy.exe	35
PID 3000 wrote to memory of 2748	3000	TT copy.exe	35
PID 3000 wrote to memory of 2748	3000	TT copy.exe	35
PID 3000 wrote to memory of 2748	3000	TT copy.exe	35
PID 3000 wrote to memory of 2748	3000	TT copy.exe	35
PID 3000 wrote to memory of 2748	3000	TT copy.exe	35
PID 3000 wrote to memory of 2748	3000	TT copy.exe	35
PID 3000 wrote to memory of 2748	3000	TT copy.exe	35

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	TT copy.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	TT copy.exe

C:\Users\Admin\AppData\Local\Temp\TT copy.exe
"C:\Users\Admin\AppData\Local\Temp\TT copy.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3000
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\gBZiUzrnyjjy.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2644
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\gBZiUzrnyjjy" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEE07.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2736
- C:\Users\Admin\AppData\Local\Temp\TT copy.exe
  "C:\Users\Admin\AppData\Local\Temp\TT copy.exe"
  2⤵
  PID:2604
- C:\Users\Admin\AppData\Local\Temp\TT copy.exe
  "C:\Users\Admin\AppData\Local\Temp\TT copy.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2748

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

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\tmpEE07.tmp

Filesize
1KB

MD5
ce71c4fc7b58ff8ae6fd4a724d4d0b56

SHA1
adb9d69d30a78ccc301a96e0db9d022ae881b74e

SHA256
f98c22d0f9614970431b3c805f96917115444852532a41c2a5a4f8d502f2984d

SHA512
ddc48730d169d76bdfc8059407b18505048fc23257520920bc213702053daa1bc836b48492e13d7434707564e319dbedd9ff997a8751a983a742c0bc2b4bb740

Download Submit
memory/2644-36-0x000000006E0E0000-0x000000006E68B000-memory.dmp

Filesize
5.7MB

Download
memory/2644-35-0x0000000002660000-0x00000000026A0000-memory.dmp

Filesize
256KB

Download
memory/2644-32-0x0000000002660000-0x00000000026A0000-memory.dmp

Filesize
256KB

Download
memory/2644-28-0x0000000002660000-0x00000000026A0000-memory.dmp

Filesize
256KB

Download
memory/2644-26-0x000000006E0E0000-0x000000006E68B000-memory.dmp

Filesize
5.7MB

Download
memory/2644-25-0x000000006E0E0000-0x000000006E68B000-memory.dmp

Filesize
5.7MB

Download
memory/2748-23-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2748-34-0x0000000004CD0000-0x0000000004D10000-memory.dmp

Filesize
256KB

Download
memory/2748-15-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2748-17-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2748-19-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2748-20-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2748-21-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2748-39-0x0000000004CD0000-0x0000000004D10000-memory.dmp

Filesize
256KB

Download
memory/2748-38-0x0000000073550000-0x0000000073C3E000-memory.dmp

Filesize
6.9MB

Download
memory/2748-33-0x0000000073550000-0x0000000073C3E000-memory.dmp

Filesize
6.9MB

Download
memory/2748-27-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2748-31-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3000-4-0x0000000074640000-0x0000000074D2E000-memory.dmp

Filesize
6.9MB

Download
memory/3000-29-0x0000000074640000-0x0000000074D2E000-memory.dmp

Filesize
6.9MB

Download
memory/3000-3-0x0000000000390000-0x00000000003A8000-memory.dmp

Filesize
96KB

Download
memory/3000-5-0x0000000004D70000-0x0000000004DB0000-memory.dmp

Filesize
256KB

Download
memory/3000-7-0x0000000004CE0000-0x0000000004D4A000-memory.dmp

Filesize
424KB

Download
memory/3000-2-0x0000000004D70000-0x0000000004DB0000-memory.dmp

Filesize
256KB

Download
memory/3000-1-0x0000000074640000-0x0000000074D2E000-memory.dmp

Filesize
6.9MB

Download
memory/3000-6-0x0000000000680000-0x0000000000690000-memory.dmp

Filesize
64KB

Download
memory/3000-0-0x00000000008A0000-0x000000000093C000-memory.dmp

Filesize
624KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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