agenttesla | a84574ec5d1c36933b0454053cdeceb6796062510b84f2142d65050e84c9b4f4

Analysis

max time kernel
146s
max time network
127s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-09-2024 05:15

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General

Target

f9c845847d78fc71348ed5d60420435b_JaffaCakes118.exe
Size

403KB
MD5

f9c845847d78fc71348ed5d60420435b
SHA1

530cf153a9e3d90d8c66108d35134e6258e33e29
SHA256

a84574ec5d1c36933b0454053cdeceb6796062510b84f2142d65050e84c9b4f4
SHA512

d6f509d86f2d6998cba75e603817c3919a8a6225863428fba87f85eaae26addc7100cd65f1b1e4c3f737fb47f58c3588d43d99379b6e2e16c8f04f8b128210ce
SSDEEP

6144:WVn8Y/2+3x5spUN1yY0zyZAqy5S5tpyOXOsnAHjWZSQ1Yh1nsi:W58WhWmNEYOy3y8WQAHj3Q1Yfs

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
Zanok1989

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
behavioral1/memory/944-215-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Executes dropped EXE 1 IoCs

pid	Process
944	AddInProcess32.exe

Loads dropped DLL 2 IoCs

pid	Process
2724	f9c845847d78fc71348ed5d60420435b_JaffaCakes118.exe
2724	f9c845847d78fc71348ed5d60420435b_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-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key opened	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key opened	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2724 set thread context of 944	2724	f9c845847d78fc71348ed5d60420435b_JaffaCakes118.exe	30

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	f9c845847d78fc71348ed5d60420435b_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AddInProcess32.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2724	f9c845847d78fc71348ed5d60420435b_JaffaCakes118.exe
944	AddInProcess32.exe
944	AddInProcess32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2724	f9c845847d78fc71348ed5d60420435b_JaffaCakes118.exe
Token: SeDebugPrivilege	944	AddInProcess32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2724 wrote to memory of 944	2724	f9c845847d78fc71348ed5d60420435b_JaffaCakes118.exe	30
PID 2724 wrote to memory of 944	2724	f9c845847d78fc71348ed5d60420435b_JaffaCakes118.exe	30
PID 2724 wrote to memory of 944	2724	f9c845847d78fc71348ed5d60420435b_JaffaCakes118.exe	30
PID 2724 wrote to memory of 944	2724	f9c845847d78fc71348ed5d60420435b_JaffaCakes118.exe	30
PID 2724 wrote to memory of 944	2724	f9c845847d78fc71348ed5d60420435b_JaffaCakes118.exe	30
PID 2724 wrote to memory of 944	2724	f9c845847d78fc71348ed5d60420435b_JaffaCakes118.exe	30
PID 2724 wrote to memory of 944	2724	f9c845847d78fc71348ed5d60420435b_JaffaCakes118.exe	30
PID 2724 wrote to memory of 944	2724	f9c845847d78fc71348ed5d60420435b_JaffaCakes118.exe	30
PID 2724 wrote to memory of 944	2724	f9c845847d78fc71348ed5d60420435b_JaffaCakes118.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe

C:\Users\Admin\AppData\Local\Temp\f9c845847d78fc71348ed5d60420435b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f9c845847d78fc71348ed5d60420435b_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2724
- C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
  "C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe"
  2⤵
  - Executes dropped EXE
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:944

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\4acacee3-cefe-4dab-b6f1-01f9a63ec79a\e.dll

Filesize
94KB

MD5
14ff402962ad21b78ae0b4c43cd1f194

SHA1
f8a510eb26666e875a5bdd1cadad40602763ad72

SHA256
fb9646cb956945bdc503e69645f6b5316d3826b780d3c36738d6b944e884d15b

SHA512
daa7a08bf3709119a944bce28f6ebdd24e54a22b18cd9f86a87873e958df121a3881dcdd5e162f6b4e543238c7aef20f657c9830df01d4c79290f7c9a4fcc54b

Download Submit
\Users\Admin\AppData\Local\Temp\AddInProcess32.exe

Filesize
41KB

MD5
6a673bfc3b67ae9782cb31af2f234c68

SHA1
7544e89566d91e84e3cd437b9a073e5f6b56566e

SHA256
978a4093058aa2ebf05dc353897d90d950324389879b57741b64160825b5ec0e

SHA512
72c302372ce87ceda2a3c70a6005d3f9c112f1641bc7fe6824c718971233e66c07e2996d2785fa358566c38714c25ea812c05c7cfd2f588284849d495fd24f39

Download Submit
memory/944-214-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/944-215-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/944-216-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/944-220-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/944-219-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/944-218-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/944-217-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/2724-62-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-50-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-16-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-20-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-24-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-30-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-34-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-40-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-42-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-48-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-56-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-58-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-64-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-66-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-72-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-70-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-68-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-10-0x0000000074690000-0x0000000074710000-memory.dmp

Filesize
512KB

Download
memory/2724-60-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-54-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-52-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-12-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-46-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-44-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-38-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-36-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-32-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-28-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-26-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-22-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-18-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-14-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-11-0x0000000000570000-0x0000000000595000-memory.dmp

Filesize
148KB

Download
memory/2724-191-0x000000007481E000-0x000000007481F000-memory.dmp

Filesize
4KB

Download
memory/2724-192-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/2724-194-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/2724-3-0x0000000000570000-0x000000000059C000-memory.dmp

Filesize
176KB

Download
memory/2724-2-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/2724-1-0x0000000000020000-0x000000000008C000-memory.dmp

Filesize
432KB

Download
memory/2724-0-0x000000007481E000-0x000000007481F000-memory.dmp

Filesize
4KB

Download
memory/2724-195-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/2724-196-0x0000000000990000-0x000000000099C000-memory.dmp

Filesize
48KB

Download
memory/2724-213-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download