agenttesla | ee4b55a0b460933a61523d5c7ba71f9a4723323f31791777560b63f829f9e2bd

General

Target

36213366032b22701866fccdfd9620c9_JaffaCakes118.exe
Size

877KB
MD5

36213366032b22701866fccdfd9620c9
SHA1

d06f0bc6b3ec9a24d07c7664dae83c62169415c0
SHA256

ee4b55a0b460933a61523d5c7ba71f9a4723323f31791777560b63f829f9e2bd
SHA512

dc1d17983e5f66d4c9c637cd7c2df577d9c36074905e4265e236104c77e96685a6f5d7dea9f41f4b2513c0e2306bb67a04d6df6dd5b40a7b579794b3e2dcac97
SSDEEP

12288:MRZeaQdjwAGJHK7zFxSxJdKs84kIlNoEzzgNsu04BtIw0xSTZGVzBFjHP:ieaArnSnL8BxigNsuTB2MZ+z/jHP

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.tanttec.com
Port:
587
Username:
[email protected]
Password:
fJ#kxSi1

Signatures

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

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/2900-26-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2900-23-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2900-21-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2900-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2900-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	36213366032b22701866fccdfd9620c9_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	36213366032b22701866fccdfd9620c9_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	36213366032b22701866fccdfd9620c9_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1732 set thread context of 2900	1732	36213366032b22701866fccdfd9620c9_JaffaCakes118.exe	33

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	36213366032b22701866fccdfd9620c9_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	36213366032b22701866fccdfd9620c9_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
2736	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2900	36213366032b22701866fccdfd9620c9_JaffaCakes118.exe
1732	36213366032b22701866fccdfd9620c9_JaffaCakes118.exe
2900	36213366032b22701866fccdfd9620c9_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2900	36213366032b22701866fccdfd9620c9_JaffaCakes118.exe
Token: SeDebugPrivilege	1732	36213366032b22701866fccdfd9620c9_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1732 wrote to memory of 2736	1732	36213366032b22701866fccdfd9620c9_JaffaCakes118.exe	31
PID 1732 wrote to memory of 2736	1732	36213366032b22701866fccdfd9620c9_JaffaCakes118.exe	31
PID 1732 wrote to memory of 2736	1732	36213366032b22701866fccdfd9620c9_JaffaCakes118.exe	31
PID 1732 wrote to memory of 2736	1732	36213366032b22701866fccdfd9620c9_JaffaCakes118.exe	31
PID 1732 wrote to memory of 2900	1732	36213366032b22701866fccdfd9620c9_JaffaCakes118.exe	33
PID 1732 wrote to memory of 2900	1732	36213366032b22701866fccdfd9620c9_JaffaCakes118.exe	33
PID 1732 wrote to memory of 2900	1732	36213366032b22701866fccdfd9620c9_JaffaCakes118.exe	33
PID 1732 wrote to memory of 2900	1732	36213366032b22701866fccdfd9620c9_JaffaCakes118.exe	33
PID 1732 wrote to memory of 2900	1732	36213366032b22701866fccdfd9620c9_JaffaCakes118.exe	33
PID 1732 wrote to memory of 2900	1732	36213366032b22701866fccdfd9620c9_JaffaCakes118.exe	33
PID 1732 wrote to memory of 2900	1732	36213366032b22701866fccdfd9620c9_JaffaCakes118.exe	33
PID 1732 wrote to memory of 2900	1732	36213366032b22701866fccdfd9620c9_JaffaCakes118.exe	33
PID 1732 wrote to memory of 2900	1732	36213366032b22701866fccdfd9620c9_JaffaCakes118.exe	33

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	36213366032b22701866fccdfd9620c9_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	36213366032b22701866fccdfd9620c9_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\36213366032b22701866fccdfd9620c9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\36213366032b22701866fccdfd9620c9_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1732
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rNThTc" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4164.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2736
- C:\Users\Admin\AppData\Local\Temp\36213366032b22701866fccdfd9620c9_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\36213366032b22701866fccdfd9620c9_JaffaCakes118.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2900

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

System Information Discovery

1

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\Temp\tmp4164.tmp

Filesize
1KB

MD5
ad361f9ef3aed9cacb99b0cdc4fe77ee

SHA1
e3bbdb59e977a91b7668150103bad4f12d1b24fd

SHA256
a94e4e5c0d210849443972c6336c5dcd5301a9bdc9b4445339102719cc45275b

SHA512
a593fb2ca8d8573be2c6c66bb656c00b7ece488c99f0c66ab4987da37f96ce38e17749b6cc00ef7f0c64e55b88be6784323ef39a787500a0510f556f6dd0d511

Download Submit
memory/1732-0-0x000000007451E000-0x000000007451F000-memory.dmp

Filesize
4KB

Download
memory/1732-1-0x00000000011C0000-0x00000000012A2000-memory.dmp

Filesize
904KB

Download
memory/1732-2-0x0000000074510000-0x0000000074BFE000-memory.dmp

Filesize
6.9MB

Download
memory/1732-3-0x0000000000A40000-0x0000000000A56000-memory.dmp

Filesize
88KB

Download
memory/1732-4-0x000000007451E000-0x000000007451F000-memory.dmp

Filesize
4KB

Download
memory/1732-5-0x0000000074510000-0x0000000074BFE000-memory.dmp

Filesize
6.9MB

Download
memory/1732-6-0x0000000005230000-0x00000000052D0000-memory.dmp

Filesize
640KB

Download
memory/1732-7-0x0000000005100000-0x000000000513C000-memory.dmp

Filesize
240KB

Download
memory/1732-28-0x0000000074510000-0x0000000074BFE000-memory.dmp

Filesize
6.9MB

Download
memory/2900-26-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2900-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2900-21-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2900-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2900-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2900-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2900-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2900-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2900-27-0x0000000074510000-0x0000000074BFE000-memory.dmp

Filesize
6.9MB

Download
memory/2900-29-0x0000000074510000-0x0000000074BFE000-memory.dmp

Filesize
6.9MB

Download
memory/2900-30-0x0000000074510000-0x0000000074BFE000-memory.dmp

Filesize
6.9MB

Download
memory/2900-31-0x0000000074510000-0x0000000074BFE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads