agenttesla | 0805f0cfb915df921fceebff50ff549de99099d743f0caabfdd6d1dc49eee010

General

Target

JaffaCakes118_e94788f83a6d3866fd9556063fa989d3.exe
Size

447KB
MD5

e94788f83a6d3866fd9556063fa989d3
SHA1

8b51cf0d43398850bb224ebfb73feb6e0a6ea867
SHA256

0805f0cfb915df921fceebff50ff549de99099d743f0caabfdd6d1dc49eee010
SHA512

b8bef6c09b3896222aaf49d2631ea8b5740a6d116360984564bccb9a4dc8da4ec5fab4233ddc3527d5f5d6c886161ffec5f43bc4015833e845d06ba21b94e6bf
SSDEEP

6144:G3kJbU1JhQdf/65DMXqCFdxTRHDiK4KhrR+gAj3dDpS3GsLl4hHJjvYX:IebU1/oKHIdxTNV7b+gAjNDk3ziJjwX

Score

10^/10

agenttesla collection discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.privateemail.com
Port:
587
Username:
[email protected]
Password:
Everest10

Signatures

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

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/2696-9-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2696-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2696-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2696-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2696-10-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_e94788f83a6d3866fd9556063fa989d3.exe
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_e94788f83a6d3866fd9556063fa989d3.exe
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_e94788f83a6d3866fd9556063fa989d3.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2500 set thread context of 2696	2500	JaffaCakes118_e94788f83a6d3866fd9556063fa989d3.exe	31

System Location Discovery: System Language Discovery 1 TTPs 2 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_e94788f83a6d3866fd9556063fa989d3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_e94788f83a6d3866fd9556063fa989d3.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2696	JaffaCakes118_e94788f83a6d3866fd9556063fa989d3.exe
2696	JaffaCakes118_e94788f83a6d3866fd9556063fa989d3.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2696	JaffaCakes118_e94788f83a6d3866fd9556063fa989d3.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2500 wrote to memory of 2696	2500	JaffaCakes118_e94788f83a6d3866fd9556063fa989d3.exe	31
PID 2500 wrote to memory of 2696	2500	JaffaCakes118_e94788f83a6d3866fd9556063fa989d3.exe	31
PID 2500 wrote to memory of 2696	2500	JaffaCakes118_e94788f83a6d3866fd9556063fa989d3.exe	31
PID 2500 wrote to memory of 2696	2500	JaffaCakes118_e94788f83a6d3866fd9556063fa989d3.exe	31
PID 2500 wrote to memory of 2696	2500	JaffaCakes118_e94788f83a6d3866fd9556063fa989d3.exe	31
PID 2500 wrote to memory of 2696	2500	JaffaCakes118_e94788f83a6d3866fd9556063fa989d3.exe	31
PID 2500 wrote to memory of 2696	2500	JaffaCakes118_e94788f83a6d3866fd9556063fa989d3.exe	31
PID 2500 wrote to memory of 2696	2500	JaffaCakes118_e94788f83a6d3866fd9556063fa989d3.exe	31
PID 2500 wrote to memory of 2696	2500	JaffaCakes118_e94788f83a6d3866fd9556063fa989d3.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_e94788f83a6d3866fd9556063fa989d3.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_e94788f83a6d3866fd9556063fa989d3.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e94788f83a6d3866fd9556063fa989d3.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e94788f83a6d3866fd9556063fa989d3.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2500
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e94788f83a6d3866fd9556063fa989d3.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e94788f83a6d3866fd9556063fa989d3.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:2696

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2500-0-0x0000000073F1E000-0x0000000073F1F000-memory.dmp

Filesize
4KB

Download
memory/2500-1-0x0000000000990000-0x0000000000A06000-memory.dmp

Filesize
472KB

Download
memory/2500-2-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/2500-3-0x0000000000300000-0x000000000030E000-memory.dmp

Filesize
56KB

Download
memory/2500-4-0x0000000073F1E000-0x0000000073F1F000-memory.dmp

Filesize
4KB

Download
memory/2500-5-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/2500-6-0x0000000004E70000-0x0000000004ED0000-memory.dmp

Filesize
384KB

Download
memory/2500-20-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/2696-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2696-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2696-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2696-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2696-18-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/2696-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2696-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2696-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2696-19-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/2696-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2696-21-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/2696-22-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing