agenttesla | 7773c82869650303e9f60d548bac39f1e88a860be35ce83a1a3f9c700b4fb7f1

Analysis

max time kernel
130s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
31/10/2022, 18:09

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General

Target

15d664bf81b4d721f62e6cb6500de8d2.exe
Size

651KB
MD5

15d664bf81b4d721f62e6cb6500de8d2
SHA1

d95d22d179749a21178ba90b2d6e55168ad046b1
SHA256

7773c82869650303e9f60d548bac39f1e88a860be35ce83a1a3f9c700b4fb7f1
SHA512

c105408b2d3a89aa85c8a8f98fe7287c22f1b92c3d007b293fc5db771a7a83722ee63b830d65215358fee57b5f3276874273c57a001d85bd962d16dc559662d8
SSDEEP

12288:NG2iNIh7mld48E6mTB4LXJplsdt2YV8ezf85Zkomrych:Y1LqBUXfCGy8Lmry

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

https://api.telegram.org/bot5703265641:AAHWaRqhHIb5XaiSZoDQICi4rUoOPHsaRDs/

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
T1081
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
T1081
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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	15d664bf81b4d721f62e6cb6500de8d2.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	15d664bf81b4d721f62e6cb6500de8d2.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	15d664bf81b4d721f62e6cb6500de8d2.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
58	api.ipify.org
59	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4188 set thread context of 208	4188	15d664bf81b4d721f62e6cb6500de8d2.exe	89

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
208	15d664bf81b4d721f62e6cb6500de8d2.exe
208	15d664bf81b4d721f62e6cb6500de8d2.exe
208	15d664bf81b4d721f62e6cb6500de8d2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	208	15d664bf81b4d721f62e6cb6500de8d2.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4188 wrote to memory of 208	4188	15d664bf81b4d721f62e6cb6500de8d2.exe	89
PID 4188 wrote to memory of 208	4188	15d664bf81b4d721f62e6cb6500de8d2.exe	89
PID 4188 wrote to memory of 208	4188	15d664bf81b4d721f62e6cb6500de8d2.exe	89
PID 4188 wrote to memory of 208	4188	15d664bf81b4d721f62e6cb6500de8d2.exe	89
PID 4188 wrote to memory of 208	4188	15d664bf81b4d721f62e6cb6500de8d2.exe	89
PID 4188 wrote to memory of 208	4188	15d664bf81b4d721f62e6cb6500de8d2.exe	89
PID 4188 wrote to memory of 208	4188	15d664bf81b4d721f62e6cb6500de8d2.exe	89
PID 4188 wrote to memory of 208	4188	15d664bf81b4d721f62e6cb6500de8d2.exe	89

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	15d664bf81b4d721f62e6cb6500de8d2.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	15d664bf81b4d721f62e6cb6500de8d2.exe

C:\Users\Admin\AppData\Local\Temp\15d664bf81b4d721f62e6cb6500de8d2.exe
"C:\Users\Admin\AppData\Local\Temp\15d664bf81b4d721f62e6cb6500de8d2.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4188
- C:\Users\Admin\AppData\Local\Temp\15d664bf81b4d721f62e6cb6500de8d2.exe
  "C:\Users\Admin\AppData\Local\Temp\15d664bf81b4d721f62e6cb6500de8d2.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:208

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/208-138-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/208-139-0x00000000055A0000-0x0000000005606000-memory.dmp

Filesize
408KB

Download
memory/208-140-0x00000000068A0000-0x00000000068F0000-memory.dmp

Filesize
320KB

Download
memory/4188-132-0x0000000000ED0000-0x0000000000F7A000-memory.dmp

Filesize
680KB

Download
memory/4188-133-0x0000000005DC0000-0x0000000006364000-memory.dmp

Filesize
5.6MB

Download
memory/4188-134-0x0000000005910000-0x00000000059A2000-memory.dmp

Filesize
584KB

Download
memory/4188-135-0x00000000059B0000-0x00000000059BA000-memory.dmp

Filesize
40KB

Download
memory/4188-136-0x000000000B980000-0x000000000BA1C000-memory.dmp

Filesize
624KB

Download