agenttesla | 63f1f675dfba6996628ec3e6ed448f753786013fa4e626fbbf75128d0adee6f2

General

Target

ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe
Size

670KB
MD5

ffd7c817323ded9ab17c4e020fbc8d98
SHA1

ac21d64b6cb3d0ba316db73b7e521c629f60fdec
SHA256

63f1f675dfba6996628ec3e6ed448f753786013fa4e626fbbf75128d0adee6f2
SHA512

a9c4bff19660b9605a4934abd1f32656bad9d36e3ddebe962a1f32c844c367b753b0058d841e3a355d7fcea50e0957464b5c33e50029c6f819faf0674a8d5369
SSDEEP

6144:4vQ+3HwOiVEJvzBdDALThiEOnHvCVvZE5J7uuUf7/5EA4QZzYKyFxg/qZfvbGiFP:4IoiMiD6KBZE3i75EIgxEobJy9NDN8w

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.myremediez.com
Port:
587
Username:
[email protected]
Password:
123123456
Email To:
[email protected]

Signatures

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

AgentTesla payload 1 IoCs

resource	yara_rule
behavioral2/memory/892-16-0x0000000000400000-0x000000000043C000-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-1-5-21-2629364133-3182087385-364449604-1000\Control Panel\International\Geo\Nation	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.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-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3932 set thread context of 892	3932	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe	99

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	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.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
2444	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
3932	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe
3932	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe
3932	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe
3932	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe
3932	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe
3932	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe
3932	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe
892	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe
892	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3932	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe
Token: SeDebugPrivilege	892	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
892	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3932 wrote to memory of 2444	3932	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe	97
PID 3932 wrote to memory of 2444	3932	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe	97
PID 3932 wrote to memory of 2444	3932	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe	97
PID 3932 wrote to memory of 892	3932	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe	99
PID 3932 wrote to memory of 892	3932	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe	99
PID 3932 wrote to memory of 892	3932	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe	99
PID 3932 wrote to memory of 892	3932	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe	99
PID 3932 wrote to memory of 892	3932	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe	99
PID 3932 wrote to memory of 892	3932	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe	99
PID 3932 wrote to memory of 892	3932	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe	99
PID 3932 wrote to memory of 892	3932	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe	99

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3932
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wgjUfafduIaC" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDD3C.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2444
- C:\Users\Admin\AppData\Local\Temp\ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.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:892

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\ffd7c817323ded9ab17c4e020fbc8d98_JaffaCakes118.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/892-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/892-27-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/892-26-0x0000000006180000-0x00000000061D0000-memory.dmp

Filesize
320KB

Download
memory/892-25-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/892-24-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/892-23-0x0000000005C10000-0x0000000005C76000-memory.dmp

Filesize
408KB

Download
memory/892-22-0x0000000005B60000-0x0000000005B78000-memory.dmp

Filesize
96KB

Download
memory/892-21-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/892-19-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/3932-5-0x0000000005B60000-0x0000000005B6A000-memory.dmp

Filesize
40KB

Download
memory/3932-10-0x00000000071D0000-0x0000000007232000-memory.dmp

Filesize
392KB

Download
memory/3932-9-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/3932-8-0x000000007471E000-0x000000007471F000-memory.dmp

Filesize
4KB

Download
memory/3932-20-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/3932-7-0x0000000007190000-0x00000000071A2000-memory.dmp

Filesize
72KB

Download
memory/3932-6-0x0000000007230000-0x00000000072CC000-memory.dmp

Filesize
624KB

Download
memory/3932-0-0x000000007471E000-0x000000007471F000-memory.dmp

Filesize
4KB

Download
memory/3932-4-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/3932-3-0x00000000059B0000-0x0000000005A42000-memory.dmp

Filesize
584KB

Download
memory/3932-2-0x0000000005EC0000-0x0000000006464000-memory.dmp

Filesize
5.6MB

Download
memory/3932-1-0x0000000000F40000-0x0000000000FEE000-memory.dmp

Filesize
696KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads