agenttesla | 3a43468fb19a83677f5192b0feceac3e051319d4e7df8e208690410bf97f41de

General

Target

2801f47d3320ad04acd0bdf13e9bde93_JaffaCakes118.exe
Size

870KB
MD5

2801f47d3320ad04acd0bdf13e9bde93
SHA1

0f00245f8c034d378cb76ce75160160882131f19
SHA256

3a43468fb19a83677f5192b0feceac3e051319d4e7df8e208690410bf97f41de
SHA512

1e1bb3c4a7a153bcac9939f060209fdaba473a765f9669b85ddd73d601b8eeff87faa32dbc2fcfd8598915d2a4eda95ef833ae89bffb28ba9754796e0e01a5e9
SSDEEP

12288:93rxhJKQn3qGaNHEyC9/oR9gy5FHK7zqBy6NTVXnkWhio0IK/fgcMzR/kpkWa1IV:9RKwPp9AR95yeBJ4wiJIgfgbzkZsE

Score

10^/10

agenttesla collection discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
box5363.bluehost.com
Port:
587
Username:
[email protected]
Password:
Hajarbh@1993

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/2528-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2528-16-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2528-14-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2528-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2528-10-0x0000000000400000-0x000000000043C000-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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2801f47d3320ad04acd0bdf13e9bde93_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2801f47d3320ad04acd0bdf13e9bde93_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2801f47d3320ad04acd0bdf13e9bde93_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 684 set thread context of 2528	684	2801f47d3320ad04acd0bdf13e9bde93_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	2801f47d3320ad04acd0bdf13e9bde93_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2801f47d3320ad04acd0bdf13e9bde93_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2528	2801f47d3320ad04acd0bdf13e9bde93_JaffaCakes118.exe
2528	2801f47d3320ad04acd0bdf13e9bde93_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2528	2801f47d3320ad04acd0bdf13e9bde93_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 684 wrote to memory of 2528	684	2801f47d3320ad04acd0bdf13e9bde93_JaffaCakes118.exe	31
PID 684 wrote to memory of 2528	684	2801f47d3320ad04acd0bdf13e9bde93_JaffaCakes118.exe	31
PID 684 wrote to memory of 2528	684	2801f47d3320ad04acd0bdf13e9bde93_JaffaCakes118.exe	31
PID 684 wrote to memory of 2528	684	2801f47d3320ad04acd0bdf13e9bde93_JaffaCakes118.exe	31
PID 684 wrote to memory of 2528	684	2801f47d3320ad04acd0bdf13e9bde93_JaffaCakes118.exe	31
PID 684 wrote to memory of 2528	684	2801f47d3320ad04acd0bdf13e9bde93_JaffaCakes118.exe	31
PID 684 wrote to memory of 2528	684	2801f47d3320ad04acd0bdf13e9bde93_JaffaCakes118.exe	31
PID 684 wrote to memory of 2528	684	2801f47d3320ad04acd0bdf13e9bde93_JaffaCakes118.exe	31
PID 684 wrote to memory of 2528	684	2801f47d3320ad04acd0bdf13e9bde93_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	2801f47d3320ad04acd0bdf13e9bde93_JaffaCakes118.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	2801f47d3320ad04acd0bdf13e9bde93_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\2801f47d3320ad04acd0bdf13e9bde93_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2801f47d3320ad04acd0bdf13e9bde93_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:684
- C:\Users\Admin\AppData\Local\Temp\2801f47d3320ad04acd0bdf13e9bde93_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\2801f47d3320ad04acd0bdf13e9bde93_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:2528

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

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Downloads

memory/684-0-0x000000007413E000-0x000000007413F000-memory.dmp

Filesize
4KB

Download
memory/684-1-0x0000000000C50000-0x0000000000D30000-memory.dmp

Filesize
896KB

Download
memory/684-2-0x0000000074130000-0x000000007481E000-memory.dmp

Filesize
6.9MB

Download
memory/684-3-0x0000000000450000-0x0000000000466000-memory.dmp

Filesize
88KB

Download
memory/684-4-0x000000007413E000-0x000000007413F000-memory.dmp

Filesize
4KB

Download
memory/684-5-0x0000000074130000-0x000000007481E000-memory.dmp

Filesize
6.9MB

Download
memory/684-6-0x0000000007E40000-0x0000000007EE0000-memory.dmp

Filesize
640KB

Download
memory/684-7-0x0000000004490000-0x00000000044CC000-memory.dmp

Filesize
240KB

Download
memory/684-19-0x0000000074130000-0x000000007481E000-memory.dmp

Filesize
6.9MB

Download
memory/2528-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2528-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2528-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2528-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2528-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2528-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2528-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2528-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2528-21-0x0000000074130000-0x000000007481E000-memory.dmp

Filesize
6.9MB

Download
memory/2528-20-0x0000000074130000-0x000000007481E000-memory.dmp

Filesize
6.9MB

Download
memory/2528-22-0x0000000074130000-0x000000007481E000-memory.dmp

Filesize
6.9MB

Download
memory/2528-23-0x0000000074130000-0x000000007481E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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