agenttesla | afafbb95e4eb72548c8f10df5e8af4546b83e7e69bd65cdbc20f58b2e6f89343

General

Target

d6d3132a0431521b09d2676cbcea4576_JaffaCakes118.exe
Size

617KB
MD5

d6d3132a0431521b09d2676cbcea4576
SHA1

1405f4660aeef613e025ef9eb24fcd13a964ac05
SHA256

afafbb95e4eb72548c8f10df5e8af4546b83e7e69bd65cdbc20f58b2e6f89343
SHA512

aa922e2153206ae79f9a2835ccd22dc9819d92b3f0090bfd383247cbd30854ce223a993726bf204e79af7a16c0b608523e3d4749fbfa141a6d4eefaa045c93b4
SSDEEP

12288:sYqBEXzBEenFgJIFJC3MDgybg69eJYgo9FgE6GUg:IcEWCIqclgnY99zUg

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.vivaldi.net
Port:
587
Username:
[email protected]
Password:
pmoneyboy994

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/2732-19-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2732-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2732-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2732-12-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2732-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2068 set thread context of 2732	2068	d6d3132a0431521b09d2676cbcea4576_JaffaCakes118.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	d6d3132a0431521b09d2676cbcea4576_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2732	RegSvcs.exe
2732	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2732	RegSvcs.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2068 wrote to memory of 2732	2068	d6d3132a0431521b09d2676cbcea4576_JaffaCakes118.exe	31
PID 2068 wrote to memory of 2732	2068	d6d3132a0431521b09d2676cbcea4576_JaffaCakes118.exe	31
PID 2068 wrote to memory of 2732	2068	d6d3132a0431521b09d2676cbcea4576_JaffaCakes118.exe	31
PID 2068 wrote to memory of 2732	2068	d6d3132a0431521b09d2676cbcea4576_JaffaCakes118.exe	31
PID 2068 wrote to memory of 2732	2068	d6d3132a0431521b09d2676cbcea4576_JaffaCakes118.exe	31
PID 2068 wrote to memory of 2732	2068	d6d3132a0431521b09d2676cbcea4576_JaffaCakes118.exe	31
PID 2068 wrote to memory of 2732	2068	d6d3132a0431521b09d2676cbcea4576_JaffaCakes118.exe	31
PID 2068 wrote to memory of 2732	2068	d6d3132a0431521b09d2676cbcea4576_JaffaCakes118.exe	31
PID 2068 wrote to memory of 2732	2068	d6d3132a0431521b09d2676cbcea4576_JaffaCakes118.exe	31
PID 2068 wrote to memory of 2732	2068	d6d3132a0431521b09d2676cbcea4576_JaffaCakes118.exe	31
PID 2068 wrote to memory of 2732	2068	d6d3132a0431521b09d2676cbcea4576_JaffaCakes118.exe	31
PID 2068 wrote to memory of 2732	2068	d6d3132a0431521b09d2676cbcea4576_JaffaCakes118.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\d6d3132a0431521b09d2676cbcea4576_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d6d3132a0431521b09d2676cbcea4576_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2068
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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:2732

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

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2068-21-0x0000000074220000-0x000000007490E000-memory.dmp

Filesize
6.9MB

Download
memory/2068-2-0x0000000074220000-0x000000007490E000-memory.dmp

Filesize
6.9MB

Download
memory/2068-0-0x000000007422E000-0x000000007422F000-memory.dmp

Filesize
4KB

Download
memory/2068-3-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2068-4-0x000000007422E000-0x000000007422F000-memory.dmp

Filesize
4KB

Download
memory/2068-5-0x0000000074220000-0x000000007490E000-memory.dmp

Filesize
6.9MB

Download
memory/2068-6-0x0000000004FA0000-0x000000000502E000-memory.dmp

Filesize
568KB

Download
memory/2068-1-0x00000000009B0000-0x0000000000A50000-memory.dmp

Filesize
640KB

Download
memory/2732-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2732-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2732-26-0x0000000074220000-0x000000007490E000-memory.dmp

Filesize
6.9MB

Download
memory/2732-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2732-19-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2732-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2732-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2732-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2732-23-0x0000000074220000-0x000000007490E000-memory.dmp

Filesize
6.9MB

Download
memory/2732-22-0x0000000074220000-0x000000007490E000-memory.dmp

Filesize
6.9MB

Download
memory/2732-20-0x0000000074220000-0x000000007490E000-memory.dmp

Filesize
6.9MB

Download
memory/2732-24-0x0000000074220000-0x000000007490E000-memory.dmp

Filesize
6.9MB

Download
memory/2732-25-0x0000000074220000-0x000000007490E000-memory.dmp

Filesize
6.9MB

Download
memory/2732-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

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