agenttesla | 4f3c0de5a08e918050382a42c6109fda68cc8167664065ebd98c73d761fde3f3

Analysis

max time kernel
51s
max time network
54s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-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-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jBpFfg = "C:\\Users\\Admin\\AppData\\Roaming\\jBpFfg\\jBpFfg.exe"	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe

Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

4 api.ipify.org

flow	ioc
4	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe

description	pid	process	target process
PID 4960 set thread context of 3552	4960	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe

pid process

3552 73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe
3552 73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe

description pid process

Token: SeDebugPrivilege 3552 73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe

pid	process
3552	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe
3552	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe

description	pid	process
Token: SeDebugPrivilege	3552	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe

description	pid	process	target process
PID 4960 wrote to memory of 3552	4960	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe
PID 4960 wrote to memory of 3552	4960	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe
PID 4960 wrote to memory of 3552	4960	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe
PID 4960 wrote to memory of 3552	4960	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe
PID 4960 wrote to memory of 3552	4960	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe
PID 4960 wrote to memory of 3552	4960	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe
PID 4960 wrote to memory of 3552	4960	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe	73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe
PID 4960 wrote to memory of 3552	4960	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:4960

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:3552

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0.exe.log
Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/3552-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3552-20-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/3552-19-0x0000000006D30000-0x0000000006D80000-memory.dmp

Filesize
320KB

Download
memory/3552-17-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/3552-16-0x0000000005600000-0x0000000005666000-memory.dmp

Filesize
408KB

Download
memory/3552-14-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/4960-5-0x0000000004F80000-0x0000000004F8A000-memory.dmp

Filesize
40KB

Download
memory/4960-8-0x0000000005540000-0x0000000005550000-memory.dmp

Filesize
64KB

Download
memory/4960-9-0x00000000062C0000-0x0000000006342000-memory.dmp

Filesize
520KB

Download
memory/4960-10-0x000000000A0E0000-0x000000000A17C000-memory.dmp

Filesize
624KB

Download
memory/4960-7-0x0000000005530000-0x000000000553E000-memory.dmp

Filesize
56KB

Download
memory/4960-6-0x0000000005510000-0x0000000005526000-memory.dmp

Filesize
88KB

Download
memory/4960-4-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/4960-15-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/4960-0-0x0000000074EAE000-0x0000000074EAF000-memory.dmp

Filesize
4KB

Download
memory/4960-3-0x0000000004FA0000-0x0000000005032000-memory.dmp

Filesize
584KB

Download
memory/4960-2-0x0000000005550000-0x0000000005AF4000-memory.dmp

Filesize
5.6MB

Download
memory/4960-1-0x00000000004D0000-0x000000000058E000-memory.dmp

Filesize
760KB

Download