agenttesla | 22be2df4064414d9208f52a39a0fa6dd03b3a4ce83f8702abb901573435f8b23

General

Target

4d2e36e66c0a6b7552b97bd5034fdcbb_JaffaCakes118.exe
Size

434KB
MD5

4d2e36e66c0a6b7552b97bd5034fdcbb
SHA1

9bc9f2fd6c25810ee03a0512a8e3e621c0b1e8ad
SHA256

22be2df4064414d9208f52a39a0fa6dd03b3a4ce83f8702abb901573435f8b23
SHA512

ac8a8862baa8d379bcdd153ba4963b23b1b60a4f3adef7fc107418cf9bcc81220a25bba9db69d27f8bd5ef35611419829ef9b435d39e8b78275b1fefa3b7c060
SSDEEP

6144:Oy/wN2rJ33Fx3uFDUoz3i4IqYqTmIn6jgto/uAI/7k0NNXtUaQeVVZtDw8XDFOkm:OIrFrjSi4IqYfRgtkyTdUXi3zFwVK4

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.mohhg.com
Port:
587
Username:
[email protected]
Password:
QmlgN@@qt$53

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/2640-8-0x0000000000400000-0x000000000043C000-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-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	4d2e36e66c0a6b7552b97bd5034fdcbb_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-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4d2e36e66c0a6b7552b97bd5034fdcbb_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4d2e36e66c0a6b7552b97bd5034fdcbb_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4d2e36e66c0a6b7552b97bd5034fdcbb_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3612 set thread context of 2640	3612	4d2e36e66c0a6b7552b97bd5034fdcbb_JaffaCakes118.exe	100

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	4d2e36e66c0a6b7552b97bd5034fdcbb_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4d2e36e66c0a6b7552b97bd5034fdcbb_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
1472	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3612	4d2e36e66c0a6b7552b97bd5034fdcbb_JaffaCakes118.exe
2640	4d2e36e66c0a6b7552b97bd5034fdcbb_JaffaCakes118.exe
2640	4d2e36e66c0a6b7552b97bd5034fdcbb_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3612	4d2e36e66c0a6b7552b97bd5034fdcbb_JaffaCakes118.exe
Token: SeDebugPrivilege	2640	4d2e36e66c0a6b7552b97bd5034fdcbb_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3612 wrote to memory of 1472	3612	4d2e36e66c0a6b7552b97bd5034fdcbb_JaffaCakes118.exe	98
PID 3612 wrote to memory of 1472	3612	4d2e36e66c0a6b7552b97bd5034fdcbb_JaffaCakes118.exe	98
PID 3612 wrote to memory of 1472	3612	4d2e36e66c0a6b7552b97bd5034fdcbb_JaffaCakes118.exe	98
PID 3612 wrote to memory of 2640	3612	4d2e36e66c0a6b7552b97bd5034fdcbb_JaffaCakes118.exe	100
PID 3612 wrote to memory of 2640	3612	4d2e36e66c0a6b7552b97bd5034fdcbb_JaffaCakes118.exe	100
PID 3612 wrote to memory of 2640	3612	4d2e36e66c0a6b7552b97bd5034fdcbb_JaffaCakes118.exe	100
PID 3612 wrote to memory of 2640	3612	4d2e36e66c0a6b7552b97bd5034fdcbb_JaffaCakes118.exe	100
PID 3612 wrote to memory of 2640	3612	4d2e36e66c0a6b7552b97bd5034fdcbb_JaffaCakes118.exe	100
PID 3612 wrote to memory of 2640	3612	4d2e36e66c0a6b7552b97bd5034fdcbb_JaffaCakes118.exe	100
PID 3612 wrote to memory of 2640	3612	4d2e36e66c0a6b7552b97bd5034fdcbb_JaffaCakes118.exe	100
PID 3612 wrote to memory of 2640	3612	4d2e36e66c0a6b7552b97bd5034fdcbb_JaffaCakes118.exe	100

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4d2e36e66c0a6b7552b97bd5034fdcbb_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4d2e36e66c0a6b7552b97bd5034fdcbb_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\4d2e36e66c0a6b7552b97bd5034fdcbb_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4d2e36e66c0a6b7552b97bd5034fdcbb_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:3612
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NNBvRA" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2016.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1472
- C:\Users\Admin\AppData\Local\Temp\4d2e36e66c0a6b7552b97bd5034fdcbb_JaffaCakes118.exe
  "{path}"
  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:2640

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_v2.0_32\UsageLogs\4d2e36e66c0a6b7552b97bd5034fdcbb_JaffaCakes118.exe.log

Filesize
496B

MD5
cb76b18ebed3a9f05a14aed43d35fba6

SHA1
836a4b4e351846fca08b84149cb734cb59b8c0d6

SHA256
8d0edecf54cbbdf7981c8e41a3ed8621503188a87415f9af0fb8d890b138c349

SHA512
7631141e4a6dda29452ada666326837372cd3d045f773006f63d9eff15d9432ed00029d9108a72c1a3b858377600a2aab2c9ec03764285c8801b6019babcf21c

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp2016.tmp

Filesize
1KB

MD5
d5c0a9593a06fbc159858e927986a91f

SHA1
00066f01cf8cc89a239faccbead2311894a9ef9d

SHA256
cafe213b114392b457077b3954fcaf0e5cb18d3ee6cc0506b7c5ba0b2f66ec4e

SHA512
da2e52bcdd6bee376bf976b43968ee5ed3a36037603d60c735b7a7748f7d2e7ed96b1fea2fd6ebdb73bae470989a895db08e52990cceb9f1367965e2531b28c2

Download Submit
memory/2640-13-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download
memory/2640-17-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download
memory/2640-16-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download
memory/2640-15-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download
memory/2640-14-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download
memory/2640-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2640-12-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download
memory/3612-3-0x0000000074EB2000-0x0000000074EB3000-memory.dmp

Filesize
4KB

Download
memory/3612-11-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download
memory/3612-4-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download
memory/3612-0-0x0000000074EB2000-0x0000000074EB3000-memory.dmp

Filesize
4KB

Download
memory/3612-2-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download
memory/3612-1-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads