agenttesla | 18fcb8604dc88c010d786be917f618a461876f5db6f80f1f8a64bc3b8fe48a98 | Triage

Resubmissions

24-07-2023 06:32

230724-haylwaag65 10

16-07-2023 18:15

230716-wwbacshb7z 10

Analysis

max time kernel
121s
max time network
155s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
24-07-2023 06:32

Sharing

Report Analysis Logs

General

Target

1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe
Size

791KB
MD5

08cb38a1274abadd3f605e9f7239ca56
SHA1

8bb01a3786d714baef32cb3cb412f63509cdfd7a
SHA256

1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a
SHA512

2d758ff01a15207ef2dcaf53bed258622a8e2a5d3ff04eb60b0568fa9f9e9540b3c40381e382a92c18709decec5a2c57d1f40f099e119e0a4a549faf3d9bd557
SSDEEP

12288:fOn811q9I6/kVdSC0DyKSN2L1RzqR54SGtCAXru4Ngdgevovc4od+ik4g8ylSoD:fO81udWK0s/zqRyUj2KrtkrE3oD

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.flood-protection.org
Port:
587
Username:
[email protected]
Password:
musa2424@

Signatures

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

AgentTesla payload 8 IoCs

Processes:

resource	yara_rule
behavioral17/memory/2856-63-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral17/memory/2856-65-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral17/memory/2856-69-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral17/memory/2856-71-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral17/memory/2856-73-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral17/memory/2856-76-0x0000000001F40000-0x0000000001F80000-memory.dmp	family_agenttesla
behavioral17/memory/2856-78-0x0000000001F40000-0x0000000001F80000-memory.dmp	family_agenttesla
behavioral17/memory/2856-80-0x0000000001F40000-0x0000000001F80000-memory.dmp	family_agenttesla

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 2 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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

Email Collection

Processes:

1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe
Key opened	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe
Key opened	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe

description	pid	process	target process
PID 2088 set thread context of 2856	2088	1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe	1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe

pid	process
2856	1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe
2856	1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe

description pid process

Token: SeDebugPrivilege 2856 1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe

description	pid	process	target process
PID 2088 wrote to memory of 2856	2088	1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe	1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe
PID 2088 wrote to memory of 2856	2088	1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe	1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe
PID 2088 wrote to memory of 2856	2088	1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe	1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe
PID 2088 wrote to memory of 2856	2088	1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe	1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe
PID 2088 wrote to memory of 2856	2088	1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe	1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe
PID 2088 wrote to memory of 2856	2088	1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe	1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe
PID 2088 wrote to memory of 2856	2088	1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe	1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe
PID 2088 wrote to memory of 2856	2088	1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe	1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe
PID 2088 wrote to memory of 2856	2088	1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe	1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe

outlook_office_path 1 IoCs

Processes:

1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe

outlook_win_path 1 IoCs

Processes:

1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4219371764-2579186923-3390623117-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe

C:\Users\Admin\AppData\Local\Temp\1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe
"C:\Users\Admin\AppData\Local\Temp\1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2088

C:\Users\Admin\AppData\Local\Temp\1f9c6d71f4eba009486692e8734d2ed0ac586ad0310811c8e938985bc0385e5a.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2856

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

Credentials In Files

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2088-54-0x0000000074670000-0x0000000074C1B000-memory.dmp

Filesize
5.7MB

Download
memory/2088-55-0x0000000074670000-0x0000000074C1B000-memory.dmp

Filesize
5.7MB

Download
memory/2088-56-0x00000000006A0000-0x00000000006E0000-memory.dmp

Filesize
256KB

Download
memory/2088-57-0x0000000074670000-0x0000000074C1B000-memory.dmp

Filesize
5.7MB

Download
memory/2088-58-0x00000000006A0000-0x00000000006E0000-memory.dmp

Filesize
256KB

Download
memory/2088-74-0x0000000074670000-0x0000000074C1B000-memory.dmp

Filesize
5.7MB

Download
memory/2856-69-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2856-75-0x0000000074670000-0x0000000074C1B000-memory.dmp

Filesize
5.7MB

Download
memory/2856-65-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2856-67-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2856-61-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2856-71-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2856-73-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2856-63-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2856-59-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2856-76-0x0000000001F40000-0x0000000001F80000-memory.dmp

Filesize
256KB

Download
memory/2856-77-0x0000000074670000-0x0000000074C1B000-memory.dmp

Filesize
5.7MB

Download
memory/2856-78-0x0000000001F40000-0x0000000001F80000-memory.dmp

Filesize
256KB

Download
memory/2856-79-0x0000000001F40000-0x0000000001F80000-memory.dmp

Filesize
256KB

Download
memory/2856-80-0x0000000001F40000-0x0000000001F80000-memory.dmp

Filesize
256KB

Download