agenttesla | 4f3c0de5a08e918050382a42c6109fda68cc8167664065ebd98c73d761fde3f3

Analysis

max time kernel
122s
max time network
137s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
20-06-2024 02:17

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General

Target

73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe
Size

731KB
MD5

cb95734e59b6b649c53ebae76634a05c
SHA1

2211f611f66a45c94079c99d9e43bf9c1309c498
SHA256

73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0
SHA512

b92e3656eaa0d0de42daf45feb572f387c9cb4163e0657e80dcf51dd85c703c646fd1a751160f7c1149824cf41cf45fd3e08cef9323e3b29006983652a4c7731
SSDEEP

12288:RgsEDqiqyJMEFFYRqXHkgiANPvzB6GLPmgMuJHC9YGvmxa7hyGlvdPR/Ue77P578:Ge5OLFTXHkgiMPl6G7quJim0mcFyGTPm

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.gmail.com
Port:
587
Username:
[email protected]
Password:
xhcgmrubwdhylrry
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\jBpFfg = "C:\\Users\\Admin\\AppData\\Roaming\\jBpFfg\\jBpFfg.exe"	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.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.

Processes:

flow ioc

4 api.ipify.org
5 api.ipify.org

flow	ioc
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe

description	pid	process	target process
PID 2176 set thread context of 672	2176	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe

pid process

672 73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe
672 73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe

description pid process

Token: SeDebugPrivilege 672 73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe

pid	process
672	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe
672	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe

description	pid	process
Token: SeDebugPrivilege	672	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe

description	pid	process	target process
PID 2176 wrote to memory of 672	2176	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe
PID 2176 wrote to memory of 672	2176	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe
PID 2176 wrote to memory of 672	2176	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe
PID 2176 wrote to memory of 672	2176	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe
PID 2176 wrote to memory of 672	2176	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe
PID 2176 wrote to memory of 672	2176	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe
PID 2176 wrote to memory of 672	2176	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe
PID 2176 wrote to memory of 672	2176	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe
PID 2176 wrote to memory of 672	2176	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe

C:\Users\Admin\AppData\Local\Temp\73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe
"C:\Users\Admin\AppData\Local\Temp\73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2176

C:\Users\Admin\AppData\Local\Temp\73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe
"C:\Users\Admin\AppData\Local\Temp\73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:672

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

memory/672-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/672-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/672-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/672-20-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/672-23-0x0000000074B70000-0x000000007525E000-memory.dmp

Filesize
6.9MB

Download
memory/672-21-0x0000000074B70000-0x000000007525E000-memory.dmp

Filesize
6.9MB

Download
memory/672-9-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/672-8-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/672-18-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/672-39-0x0000000074B70000-0x000000007525E000-memory.dmp

Filesize
6.9MB

Download
memory/672-16-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2176-2-0x0000000074B70000-0x000000007525E000-memory.dmp

Filesize
6.9MB

Download
memory/2176-0-0x0000000074B7E000-0x0000000074B7F000-memory.dmp

Filesize
4KB

Download
memory/2176-1-0x0000000000910000-0x00000000009CE000-memory.dmp

Filesize
760KB

Download
memory/2176-6-0x00000000048C0000-0x0000000004942000-memory.dmp

Filesize
520KB

Download
memory/2176-22-0x0000000074B70000-0x000000007525E000-memory.dmp

Filesize
6.9MB

Download
memory/2176-5-0x0000000000480000-0x0000000000490000-memory.dmp

Filesize
64KB

Download
memory/2176-4-0x0000000000460000-0x000000000046E000-memory.dmp

Filesize
56KB

Download
memory/2176-3-0x0000000000250000-0x0000000000266000-memory.dmp

Filesize
88KB

Download