agenttesla | eeff87f3b345b9b42f721cfdd82fa81e229c7599ef4a24d3af914e2740a7a44c

Analysis

max time kernel
142s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
21/11/2023, 02:01 UTC

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General

Target

231121-06-AgentTesla-b971a6.exe
Size

570KB
MD5

65edafe0dc5427f4cec4e29ad9cb18bc
SHA1

b971a6aaf0c0daa035d9186b9cc49e72a5fc9976
SHA256

e68f725f8d131c3cc5e5cbac5bc454cd9c1848039ee706c975262ef2073e75d3
SHA512

a0c4bb45bd0dfa245a13502f0e51758ca2ec878a9eeec3ec0b82cdb2125981bf0de89f07c84029360676149bb61476345a032c9338bf9a3e304ea4e9e4e6b8fe
SSDEEP

12288:bXHfGsaMlvWCwqLRtT34We8Op0UHUpIPEGWQAwna:bXHe8BLRtTn52EG5Awna

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.experthvac.ro
Port:
21
Username:
FTPAdmin@experthvac.ro
Password:
-8{jszMOY*Z8(~Za0#jyP%o7VoB.0)kk^)7_

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware 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-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4768 set thread context of 1016	4768	231121-06-AgentTesla-b971a6.exe	95

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4768	231121-06-AgentTesla-b971a6.exe
4768	231121-06-AgentTesla-b971a6.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4768	231121-06-AgentTesla-b971a6.exe
Token: SeDebugPrivilege	1016	RegAsm.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4768 wrote to memory of 1016	4768	231121-06-AgentTesla-b971a6.exe	95
PID 4768 wrote to memory of 1016	4768	231121-06-AgentTesla-b971a6.exe	95
PID 4768 wrote to memory of 1016	4768	231121-06-AgentTesla-b971a6.exe	95
PID 4768 wrote to memory of 1016	4768	231121-06-AgentTesla-b971a6.exe	95
PID 4768 wrote to memory of 1016	4768	231121-06-AgentTesla-b971a6.exe	95
PID 4768 wrote to memory of 1016	4768	231121-06-AgentTesla-b971a6.exe	95
PID 4768 wrote to memory of 1016	4768	231121-06-AgentTesla-b971a6.exe	95
PID 4768 wrote to memory of 1016	4768	231121-06-AgentTesla-b971a6.exe	95

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\231121-06-AgentTesla-b971a6.exe
"C:\Users\Admin\AppData\Local\Temp\231121-06-AgentTesla-b971a6.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4768
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1016

Network

DNS

59.128.231.4.in-addr.arpa

Remote address:

8.8.8.8:53

Request

59.128.231.4.in-addr.arpa

IN PTR

Response
DNS

67.254.221.88.in-addr.arpa

Remote address:

8.8.8.8:53

Request

67.254.221.88.in-addr.arpa

IN PTR

Response

67.254.221.88.in-addr.arpa

IN PTR

a88-221-254-67deploystaticakamaitechnologiescom
DNS

64.159.190.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

64.159.190.20.in-addr.arpa

IN PTR

Response
DNS

208.194.73.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

208.194.73.20.in-addr.arpa

IN PTR

Response
DNS

50.23.12.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

50.23.12.20.in-addr.arpa

IN PTR

Response
DNS

198.187.3.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

198.187.3.20.in-addr.arpa

IN PTR

Response
DNS

240.221.184.93.in-addr.arpa

Remote address:

8.8.8.8:53

Request

240.221.184.93.in-addr.arpa

IN PTR

Response
DNS

193.78.101.95.in-addr.arpa

Remote address:

8.8.8.8:53

Request

193.78.101.95.in-addr.arpa

IN PTR

Response

193.78.101.95.in-addr.arpa

IN PTR

a95-101-78-193deploystaticakamaitechnologiescom
DNS

22.236.111.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

22.236.111.52.in-addr.arpa

IN PTR

Response
DNS

254.43.238.8.in-addr.arpa

Remote address:

8.8.8.8:53

Request

254.43.238.8.in-addr.arpa

IN PTR

Response
DNS

24.73.42.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

24.73.42.20.in-addr.arpa

IN PTR

Response

No results found

8.8.8.8:53

59.128.231.4.in-addr.arpa

dns

71 B
157 B
1
1

DNS Request

59.128.231.4.in-addr.arpa
8.8.8.8:53

67.254.221.88.in-addr.arpa

dns

72 B
137 B
1
1

DNS Request

67.254.221.88.in-addr.arpa
8.8.8.8:53

64.159.190.20.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

64.159.190.20.in-addr.arpa
8.8.8.8:53

208.194.73.20.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

208.194.73.20.in-addr.arpa
8.8.8.8:53

50.23.12.20.in-addr.arpa

dns

70 B
156 B
1
1

DNS Request

50.23.12.20.in-addr.arpa
8.8.8.8:53

198.187.3.20.in-addr.arpa

dns

71 B
157 B
1
1

DNS Request

198.187.3.20.in-addr.arpa
8.8.8.8:53

240.221.184.93.in-addr.arpa

dns

73 B
144 B
1
1

DNS Request

240.221.184.93.in-addr.arpa
8.8.8.8:53

193.78.101.95.in-addr.arpa

dns

72 B
137 B
1
1

DNS Request

193.78.101.95.in-addr.arpa
8.8.8.8:53

22.236.111.52.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

22.236.111.52.in-addr.arpa
8.8.8.8:53

254.43.238.8.in-addr.arpa

dns

71 B
125 B
1
1

DNS Request

254.43.238.8.in-addr.arpa
8.8.8.8:53

24.73.42.20.in-addr.arpa

dns

70 B
156 B
1
1

DNS Request

24.73.42.20.in-addr.arpa

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

memory/1016-14-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1016-23-0x0000000005110000-0x0000000005120000-memory.dmp

Filesize
64KB

Download
memory/1016-22-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/1016-21-0x00000000065E0000-0x00000000067A2000-memory.dmp

Filesize
1.8MB

Download
memory/1016-20-0x0000000006390000-0x00000000063E0000-memory.dmp

Filesize
320KB

Download
memory/1016-19-0x0000000004FF0000-0x0000000005056000-memory.dmp

Filesize
408KB

Download
memory/1016-18-0x0000000005110000-0x0000000005120000-memory.dmp

Filesize
64KB

Download
memory/1016-17-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/4768-10-0x0000000004F90000-0x0000000004FA0000-memory.dmp

Filesize
64KB

Download
memory/4768-16-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/4768-0-0x00000000003F0000-0x0000000000484000-memory.dmp

Filesize
592KB

Download
memory/4768-11-0x0000000004F90000-0x0000000004FA0000-memory.dmp

Filesize
64KB

Download
memory/4768-12-0x0000000006EC0000-0x0000000006EDA000-memory.dmp

Filesize
104KB

Download
memory/4768-13-0x0000000007080000-0x0000000007086000-memory.dmp

Filesize
24KB

Download
memory/4768-8-0x0000000004F90000-0x0000000004FA0000-memory.dmp

Filesize
64KB

Download
memory/4768-9-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/4768-7-0x0000000005EE0000-0x0000000005EEA000-memory.dmp

Filesize
40KB

Download
memory/4768-6-0x0000000005F00000-0x0000000005F92000-memory.dmp

Filesize
584KB

Download
memory/4768-5-0x0000000005E00000-0x0000000005E44000-memory.dmp

Filesize
272KB

Download
memory/4768-4-0x0000000004F90000-0x0000000004FA0000-memory.dmp

Filesize
64KB

Download
memory/4768-3-0x0000000005650000-0x0000000005BF4000-memory.dmp

Filesize
5.6MB

Download
memory/4768-2-0x0000000005000000-0x000000000509C000-memory.dmp

Filesize
624KB

Download
memory/4768-1-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

MITRE ATT&CK Enterprise v15

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