agenttesla | 18fcb8604dc88c010d786be917f618a461876f5db6f80f1f8a64bc3b8fe48a98

Resubmissions

24-07-2023 06:32

230724-haylwaag65 10

16-07-2023 18:15

230716-wwbacshb7z 10

Analysis

max time kernel
120s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
24-07-2023 06:32

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General

Target

1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe
Size

893KB
MD5

fc244b1c847df436078ad4be6fc87b31
SHA1

fe3e0ecfd542f62e35b4ff70820d927b4bb16bb6
SHA256

1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93
SHA512

98bf67fb3d7a79c9b635f2ca591408cf5d1c65731bd79c26da9d6a381ed7fcf1acaf7123135de9402c022b43257d69342bc291e460b98ea35a4b901ea1685316
SSDEEP

12288:WZaKM/1q9I6/kldSCGDyaod+ik4g8y3SoDSNgk6u+IKlw7xGJk4xmHLOXOiuSJ:WZnM/OPW2rEloDCgk6gKSdJ4xAaln

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.pharco--corp.com
Port:
587
Username:
[email protected]
Password:
tHKfMRa2

Signatures

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

AgentTesla payload 1 IoCs

Processes:

resource	yara_rule
behavioral8/memory/4868-141-0x0000000000400000-0x000000000044C000-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

collection

Email Collection

T1114

Processes:

1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe
Key opened	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe
Key opened	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe

description	pid	process	target process
PID 1404 set thread context of 4868	1404	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe

pid	process
1404	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe
4868	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe
4868	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe

description	pid	process
Token: SeDebugPrivilege	1404	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe
Token: SeDebugPrivilege	4868	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe

description	pid	process	target process
PID 1404 wrote to memory of 4868	1404	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe
PID 1404 wrote to memory of 4868	1404	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe
PID 1404 wrote to memory of 4868	1404	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe
PID 1404 wrote to memory of 4868	1404	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe
PID 1404 wrote to memory of 4868	1404	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe
PID 1404 wrote to memory of 4868	1404	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe
PID 1404 wrote to memory of 4868	1404	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe
PID 1404 wrote to memory of 4868	1404	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe

outlook_office_path 1 IoCs

Processes:

1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe

outlook_win_path 1 IoCs

Processes:

1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1420546310-613437930-2990200354-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe

C:\Users\Admin\AppData\Local\Temp\1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe
"C:\Users\Admin\AppData\Local\Temp\1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1404

C:\Users\Admin\AppData\Local\Temp\1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4868

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe.log
Filesize
507B

MD5
ab4c71d3ff6255edd4e5c1e09540f49e

SHA1
22e06bf4e258741b5df918061871cba998c50cea

SHA256
1690fec628f775dd3c3385b800eed126b37978ef2ffd592b024052724caafb5a

SHA512
8fa7d0045796e6cda7c28e2b9a690ef550619828c1b5d0ebf8e8367aff4bf4d9f63121e5b4f199d30cb8006eb584c6767f4c59150749b8256dab9dd0ebd9f1af

Download Submit
memory/1404-144-0x0000000074530000-0x0000000074CE0000-memory.dmp

Filesize
7.7MB

Download
memory/1404-133-0x0000000000090000-0x0000000000176000-memory.dmp

Filesize
920KB

Download
memory/1404-135-0x0000000007010000-0x00000000070AC000-memory.dmp

Filesize
624KB

Download
memory/1404-136-0x00000000070B0000-0x0000000007142000-memory.dmp

Filesize
584KB

Download
memory/1404-137-0x0000000074530000-0x0000000074CE0000-memory.dmp

Filesize
7.7MB

Download
memory/1404-138-0x00000000071E0000-0x00000000071F0000-memory.dmp

Filesize
64KB

Download
memory/1404-139-0x0000000007D80000-0x0000000008324000-memory.dmp

Filesize
5.6MB

Download
memory/1404-140-0x00000000071E0000-0x00000000071F0000-memory.dmp

Filesize
64KB

Download
memory/1404-134-0x0000000074530000-0x0000000074CE0000-memory.dmp

Filesize
7.7MB

Download
memory/4868-141-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4868-145-0x0000000074530000-0x0000000074CE0000-memory.dmp

Filesize
7.7MB

Download
memory/4868-146-0x0000000004F40000-0x0000000004F50000-memory.dmp

Filesize
64KB

Download
memory/4868-147-0x0000000074530000-0x0000000074CE0000-memory.dmp

Filesize
7.7MB

Download
memory/4868-148-0x0000000005D20000-0x0000000005D86000-memory.dmp

Filesize
408KB

Download
memory/4868-149-0x0000000006290000-0x00000000062E0000-memory.dmp

Filesize
320KB

Download
memory/4868-150-0x0000000004F40000-0x0000000004F50000-memory.dmp

Filesize
64KB

Download
memory/4868-151-0x0000000006530000-0x000000000653A000-memory.dmp

Filesize
40KB

Download
memory/4868-152-0x0000000004F40000-0x0000000004F50000-memory.dmp

Filesize
64KB

Download