agenttesla | 18fcb8604dc88c010d786be917f618a461876f5db6f80f1f8a64bc3b8fe48a98

Resubmissions

24-07-2023 06:32

230724-haylwaag65 10

16-07-2023 18:15

230716-wwbacshb7z 10

Analysis

max time kernel
119s
max time network
203s
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

1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe
Size

878KB
MD5

9dcf195dc26fcbddd145ad670b055f03
SHA1

b274a3cb51b3c2b0caf34d202ee04e6b261e138e
SHA256

1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e
SHA512

a2ca33f230e9df6227e33b889bfae20f654d2281c5a880f94c4e4e911b3c00901edceab2021e61bceaff86d92d525330f5e50c4a649b00fc4fa9bed7fcf43b65
SSDEEP

12288:FuybJQ1q9I6/kldSCGDykct0hiYeyoGBIqpTh2e1h1nUiZdmWVsQmood+ik4g8yX:FuEQOPWkhxNt2ChayAWOQmUrEloD

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.symmdentaesthetics.com/
Port:
21
Username:
[email protected]/
Password:
smartooo@12

Protocol: ftp
Host:
ftp://ftp.symmdentaesthetics.com/
Port:
21
Username:
[email protected]/
Password:
smartooo@12

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
behavioral4/memory/3400-140-0x0000000000400000-0x000000000044C000-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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe
Key opened	\REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe
Key opened	\REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3748 set thread context of 3400	3748	1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe	95

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3748	1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe
3748	1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe
3400	1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe
3400	1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3748	1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe
Token: SeDebugPrivilege	3400	1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3748 wrote to memory of 2720	3748	1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe	94
PID 3748 wrote to memory of 2720	3748	1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe	94
PID 3748 wrote to memory of 2720	3748	1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe	94
PID 3748 wrote to memory of 3400	3748	1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe	95
PID 3748 wrote to memory of 3400	3748	1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe	95
PID 3748 wrote to memory of 3400	3748	1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe	95
PID 3748 wrote to memory of 3400	3748	1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe	95
PID 3748 wrote to memory of 3400	3748	1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe	95
PID 3748 wrote to memory of 3400	3748	1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe	95
PID 3748 wrote to memory of 3400	3748	1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe	95
PID 3748 wrote to memory of 3400	3748	1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe	95

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe

C:\Users\Admin\AppData\Local\Temp\1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe
"C:\Users\Admin\AppData\Local\Temp\1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3748
- C:\Users\Admin\AppData\Local\Temp\1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe
  "{path}"
  2⤵
  PID:2720
- C:\Users\Admin\AppData\Local\Temp\1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3400

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\1bc393e569289b6d134bec11c9898225745d2348a8a297bf5fcb3c73a64c385e.exe.log

Filesize
507B

MD5
ab4c71d3ff6255edd4e5c1e09540f49e

SHA1
22e06bf4e258741b5df918061871cba998c50cea

SHA256
1690fec628f775dd3c3385b800eed126b37978ef2ffd592b024052724caafb5a

SHA512
8fa7d0045796e6cda7c28e2b9a690ef550619828c1b5d0ebf8e8367aff4bf4d9f63121e5b4f199d30cb8006eb584c6767f4c59150749b8256dab9dd0ebd9f1af

Download Submit
memory/3400-146-0x0000000005D80000-0x0000000005DE6000-memory.dmp

Filesize
408KB

Download
memory/3400-147-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/3400-151-0x0000000005000000-0x0000000005010000-memory.dmp

Filesize
64KB

Download
memory/3400-150-0x0000000006380000-0x000000000638A000-memory.dmp

Filesize
40KB

Download
memory/3400-143-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/3400-149-0x0000000005000000-0x0000000005010000-memory.dmp

Filesize
64KB

Download
memory/3400-140-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/3400-145-0x0000000005000000-0x0000000005010000-memory.dmp

Filesize
64KB

Download
memory/3400-148-0x0000000005000000-0x0000000005010000-memory.dmp

Filesize
64KB

Download
memory/3748-139-0x00000000061C0000-0x0000000006764000-memory.dmp

Filesize
5.6MB

Download
memory/3748-134-0x0000000000830000-0x0000000000910000-memory.dmp

Filesize
896KB

Download
memory/3748-133-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/3748-138-0x00000000055B0000-0x00000000055C0000-memory.dmp

Filesize
64KB

Download
memory/3748-136-0x00000000053E0000-0x0000000005472000-memory.dmp

Filesize
584KB

Download
memory/3748-135-0x0000000005310000-0x00000000053AC000-memory.dmp

Filesize
624KB

Download
memory/3748-137-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/3748-144-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download