agenttesla | 17233e3b1e4c05ea54dd6603a52da89b00257baeca58d33fcbd6997a4e22fda0

General

Target

fff040c5056d604adbd1df3d262ede7d_JaffaCakes118.exe
Size

1.3MB
MD5

fff040c5056d604adbd1df3d262ede7d
SHA1

abf99fffd0acc99ee4dde6aad5e2b0f0b19e19f8
SHA256

17233e3b1e4c05ea54dd6603a52da89b00257baeca58d33fcbd6997a4e22fda0
SHA512

20e49cd5312ca27f81b49d59b2872959ca5215bb55e3e15a074abc56a7f031956a48c72c9f5f3cbe748228fceb4aefdf01ff17bf669624d406e5fbf2fa9012af
SSDEEP

24576:KAHnh+eWsN3skA4RV1Hom2KXMmHaLz1TbfTNz0LLeyr5:dh+ZkldoPK8YaLz1/hQSG

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
kaka1234@1@1

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1704 set thread context of 1940	1704	fff040c5056d604adbd1df3d262ede7d_JaffaCakes118.exe	30

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fff040c5056d604adbd1df3d262ede7d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1940	MSBuild.exe
1940	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1940	MSBuild.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1704	fff040c5056d604adbd1df3d262ede7d_JaffaCakes118.exe
1704	fff040c5056d604adbd1df3d262ede7d_JaffaCakes118.exe
1704	fff040c5056d604adbd1df3d262ede7d_JaffaCakes118.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
1704	fff040c5056d604adbd1df3d262ede7d_JaffaCakes118.exe
1704	fff040c5056d604adbd1df3d262ede7d_JaffaCakes118.exe
1704	fff040c5056d604adbd1df3d262ede7d_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1940	MSBuild.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1704 wrote to memory of 1940	1704	fff040c5056d604adbd1df3d262ede7d_JaffaCakes118.exe	30
PID 1704 wrote to memory of 1940	1704	fff040c5056d604adbd1df3d262ede7d_JaffaCakes118.exe	30
PID 1704 wrote to memory of 1940	1704	fff040c5056d604adbd1df3d262ede7d_JaffaCakes118.exe	30
PID 1704 wrote to memory of 1940	1704	fff040c5056d604adbd1df3d262ede7d_JaffaCakes118.exe	30
PID 1704 wrote to memory of 1940	1704	fff040c5056d604adbd1df3d262ede7d_JaffaCakes118.exe	30
PID 1704 wrote to memory of 1940	1704	fff040c5056d604adbd1df3d262ede7d_JaffaCakes118.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\fff040c5056d604adbd1df3d262ede7d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fff040c5056d604adbd1df3d262ede7d_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1704
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
  "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\MSBuild.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:1940

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1704-0-0x0000000003240000-0x00000000032CC000-memory.dmp

Filesize
560KB

Download
memory/1704-1-0x0000000003360000-0x00000000033EC000-memory.dmp

Filesize
560KB

Download
memory/1940-2-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1940-10-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1940-9-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1940-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1940-3-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1940-11-0x0000000074081000-0x0000000074082000-memory.dmp

Filesize
4KB

Download
memory/1940-12-0x0000000074080000-0x000000007462B000-memory.dmp

Filesize
5.7MB

Download
memory/1940-13-0x0000000074080000-0x000000007462B000-memory.dmp

Filesize
5.7MB

Download
memory/1940-14-0x0000000074080000-0x000000007462B000-memory.dmp

Filesize
5.7MB

Download
memory/1940-15-0x0000000074080000-0x000000007462B000-memory.dmp

Filesize
5.7MB

Download

Analysis

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