agenttesla | d8c845678c36f965bdb5a99b36e8eb9f92a71b24e5b4d3a73611f0087449313c

General

Target

087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe
Size

476KB
MD5

087496eb09efe744abce40d0cd6ddeb6
SHA1

23e516d31e2379fde8fef36db25cc9267343f30a
SHA256

d8c845678c36f965bdb5a99b36e8eb9f92a71b24e5b4d3a73611f0087449313c
SHA512

ee0017f8e503f652779c902a636de2e7ab41dfd83afd37b4663dd2d093ed6e833eb2d3fd1b39c59caa7c8343073d44129ea49f28503552c74c17b4fb4e9f090b
SSDEEP

12288:fGgS6Dg4R80vRL7Q7JpgvQIG1rqiQ4qIZDJMxUB5/xU3pnaOUg7A72A:eIYFrhQR8Mx2pxgpaOZvA

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.davaobay.com.ph
Port:
587
Username:
[email protected]
Password:
p@ssw0rd

Signatures

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

AgentTesla payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2648-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2648-12-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2648-19-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2648-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2648-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2648-22-0x0000000000460000-0x00000000004A0000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts 087496eb09efe744abce40d0cd6ddeb6_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 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

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\tKZVPq = "C:\\Users\\Admin\\AppData\\Roaming\\tKZVPq\\tKZVPq.exe"	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe

description	pid	process	target process
PID 1276 set thread context of 2648	1276	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe

pid process

2648 087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe
2648 087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe

description pid process

Token: SeDebugPrivilege 2648 087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe

pid	process
2648	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe
2648	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe

description	pid	process
Token: SeDebugPrivilege	2648	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe

description	pid	process	target process
PID 1276 wrote to memory of 2648	1276	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe
PID 1276 wrote to memory of 2648	1276	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe
PID 1276 wrote to memory of 2648	1276	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe
PID 1276 wrote to memory of 2648	1276	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe
PID 1276 wrote to memory of 2648	1276	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe
PID 1276 wrote to memory of 2648	1276	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe
PID 1276 wrote to memory of 2648	1276	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe
PID 1276 wrote to memory of 2648	1276	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe
PID 1276 wrote to memory of 2648	1276	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe

outlook_office_path 1 IoCs

Processes:

087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe

outlook_win_path 1 IoCs

Processes:

087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1276

C:\Users\Admin\AppData\Local\Temp\087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\087496eb09efe744abce40d0cd6ddeb6_JaffaCakes118.exe"
2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2648

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

4

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1276-0-0x0000000000EC0000-0x0000000000F40000-memory.dmp

Filesize
512KB

Download
memory/1276-1-0x00000000743D0000-0x0000000074ABE000-memory.dmp

Filesize
6.9MB

Download
memory/1276-2-0x00000000003C0000-0x0000000000400000-memory.dmp

Filesize
256KB

Download
memory/1276-3-0x0000000000550000-0x000000000055E000-memory.dmp

Filesize
56KB

Download
memory/1276-4-0x00000000743D0000-0x0000000074ABE000-memory.dmp

Filesize
6.9MB

Download
memory/1276-5-0x00000000003C0000-0x0000000000400000-memory.dmp

Filesize
256KB

Download
memory/1276-6-0x0000000004FC0000-0x0000000005020000-memory.dmp

Filesize
384KB

Download
memory/1276-20-0x00000000743D0000-0x0000000074ABE000-memory.dmp

Filesize
6.9MB

Download
memory/2648-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2648-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2648-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2648-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2648-19-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2648-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2648-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2648-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2648-22-0x0000000000460000-0x00000000004A0000-memory.dmp

Filesize
256KB

Download
memory/2648-21-0x00000000743D0000-0x0000000074ABE000-memory.dmp

Filesize
6.9MB

Download
memory/2648-24-0x00000000743D0000-0x0000000074ABE000-memory.dmp

Filesize
6.9MB

Download
memory/2648-25-0x0000000000460000-0x00000000004A0000-memory.dmp

Filesize
256KB

Download
memory/2648-27-0x0000000000460000-0x00000000004A0000-memory.dmp

Filesize
256KB

Download
memory/2648-28-0x0000000000460000-0x00000000004A0000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads