agenttesla | ca08070182c0182cabcae7e0fb3aea143e41d43e4bde4bd21dc04838d4bd417e

General

Target

JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe
Size

480KB
MD5

b34e1e34c7bca027e497a2c98b87a4d3
SHA1

80bd380e72a110e51dde2e0a0492b2f9ce61a6dd
SHA256

ca08070182c0182cabcae7e0fb3aea143e41d43e4bde4bd21dc04838d4bd417e
SHA512

da37ac7697f9346bde68781ff7038ad7e6dde6f7485bdaa01553d4d2c7b9bfbdef1e18012cd0f806f39b5d220746549c57be0eae26e2efd90bb63947948343e4
SSDEEP

12288:GUi2iNWRLTQoCf7+NpDwFNzXDzNgSYMHdmmVfOZqYTN:GUi1QRG7+NpkFNzTzNigd7VfO3

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.privateemail.com
Port:
587
Username:
[email protected]
Password:
mmm777

Signatures

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

AgentTesla payload 1 IoCs

resource	yara_rule
behavioral2/memory/5068-16-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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 3 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

Credentials from Web Browsers
T1555.003
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-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3304 set thread context of 5068	3304	JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe	89

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
832	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5068	JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe
5068	JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5068	JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5068	JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3304 wrote to memory of 832	3304	JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe	88
PID 3304 wrote to memory of 832	3304	JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe	88
PID 3304 wrote to memory of 832	3304	JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe	88
PID 3304 wrote to memory of 5068	3304	JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe	89
PID 3304 wrote to memory of 5068	3304	JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe	89
PID 3304 wrote to memory of 5068	3304	JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe	89
PID 3304 wrote to memory of 5068	3304	JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe	89
PID 3304 wrote to memory of 5068	3304	JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe	89
PID 3304 wrote to memory of 5068	3304	JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe	89
PID 3304 wrote to memory of 5068	3304	JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe	89
PID 3304 wrote to memory of 5068	3304	JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe	89

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3304
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xsFqGJAH" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4968.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:832
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.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:5068

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

5

T1552

Credentials In Files

4

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\JaffaCakes118_b34e1e34c7bca027e497a2c98b87a4d3.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/3304-10-0x0000000006980000-0x00000000069E0000-memory.dmp

Filesize
384KB

Download
memory/3304-3-0x0000000005930000-0x00000000059C2000-memory.dmp

Filesize
584KB

Download
memory/3304-1-0x0000000000EA0000-0x0000000000F1E000-memory.dmp

Filesize
504KB

Download
memory/3304-4-0x00000000058D0000-0x00000000058DA000-memory.dmp

Filesize
40KB

Download
memory/3304-5-0x0000000075390000-0x0000000075B40000-memory.dmp

Filesize
7.7MB

Download
memory/3304-6-0x0000000005B10000-0x0000000005B1E000-memory.dmp

Filesize
56KB

Download
memory/3304-7-0x000000007539E000-0x000000007539F000-memory.dmp

Filesize
4KB

Download
memory/3304-8-0x0000000075390000-0x0000000075B40000-memory.dmp

Filesize
7.7MB

Download
memory/3304-20-0x0000000075390000-0x0000000075B40000-memory.dmp

Filesize
7.7MB

Download
memory/3304-0-0x000000007539E000-0x000000007539F000-memory.dmp

Filesize
4KB

Download
memory/3304-9-0x0000000006730000-0x00000000067CC000-memory.dmp

Filesize
624KB

Download
memory/3304-2-0x0000000005EE0000-0x0000000006484000-memory.dmp

Filesize
5.6MB

Download
memory/5068-28-0x0000000075390000-0x0000000075B40000-memory.dmp

Filesize
7.7MB

Download
memory/5068-19-0x0000000075390000-0x0000000075B40000-memory.dmp

Filesize
7.7MB

Download
memory/5068-21-0x0000000075390000-0x0000000075B40000-memory.dmp

Filesize
7.7MB

Download
memory/5068-22-0x00000000052E0000-0x00000000052F8000-memory.dmp

Filesize
96KB

Download
memory/5068-23-0x00000000060B0000-0x0000000006116000-memory.dmp

Filesize
408KB

Download
memory/5068-24-0x0000000075390000-0x0000000075B40000-memory.dmp

Filesize
7.7MB

Download
memory/5068-25-0x0000000075390000-0x0000000075B40000-memory.dmp

Filesize
7.7MB

Download
memory/5068-26-0x0000000006500000-0x0000000006550000-memory.dmp

Filesize
320KB

Download
memory/5068-27-0x0000000075390000-0x0000000075B40000-memory.dmp

Filesize
7.7MB

Download
memory/5068-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads