agenttesla | 95e217da4c184170c705e9ef317b5d8333713f4f91435d0964e0e2cea03100ab

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
07-05-2024 14:00

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General

Target

TNT Original Invoice.exe
Size

750KB
MD5

1354b73c2f0f2a6a9cd4e5708a3d20c0
SHA1

b450dc0d878cd80fe4ab8f8692a0ccbc2add52bf
SHA256

e0c8b02870ad1dbca34a9167a4ed5316e8a3cba0d0872e48ee2f77642c1b70a5
SHA512

062545776dcf29d5c90ecf8721b7df78373cc05fa599dd634a01262b0a7dff676c5b5ed3f9420e5fbe5f28190ccb13ef1ab7ebc7e56b30c20186750860e60215
SSDEEP

12288:2hB2iNT/SHh92i5DIKYPWgMfX1v2aBWi1pJSx+BbcMc1QZt/V3E5C:2L1cHhxIKYPWgi1PcK6IB+QZt/Fj

Score

10^/10

agenttesla execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

https://api.telegram.org/bot5239412158:AAHXn8rC3uvBHy_kv77GtIcxcuvBuXcKD_8/

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exepowershell.exe

pid process

2588 powershell.exe
2668 powershell.exe
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
Suspicious use of SetThreadContext 1 IoCs

Processes:

TNT Original Invoice.exe

description pid process target process

PID 1540 set thread context of 1612 1540 TNT Original Invoice.exe TNT Original Invoice.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

2568 schtasks.exe

pid	process
2588	powershell.exe
2668	powershell.exe

description	pid	process	target process
PID 1540 set thread context of 1612	1540	TNT Original Invoice.exe	TNT Original Invoice.exe

pid	process
2568	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

TNT Original Invoice.exeTNT Original Invoice.exepowershell.exepowershell.exe

pid	process
1540	TNT Original Invoice.exe
1540	TNT Original Invoice.exe
1540	TNT Original Invoice.exe
1540	TNT Original Invoice.exe
1540	TNT Original Invoice.exe
1540	TNT Original Invoice.exe
1612	TNT Original Invoice.exe
1612	TNT Original Invoice.exe
2668	powershell.exe
2588	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

TNT Original Invoice.exeTNT Original Invoice.exepowershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	1540	TNT Original Invoice.exe
Token: SeDebugPrivilege	1612	TNT Original Invoice.exe
Token: SeDebugPrivilege	2668	powershell.exe
Token: SeDebugPrivilege	2588	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

TNT Original Invoice.exe

pid process

1612 TNT Original Invoice.exe

pid	process
1612	TNT Original Invoice.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

TNT Original Invoice.exe

description	pid	process	target process
PID 1540 wrote to memory of 2588	1540	TNT Original Invoice.exe	powershell.exe
PID 1540 wrote to memory of 2588	1540	TNT Original Invoice.exe	powershell.exe
PID 1540 wrote to memory of 2588	1540	TNT Original Invoice.exe	powershell.exe
PID 1540 wrote to memory of 2588	1540	TNT Original Invoice.exe	powershell.exe
PID 1540 wrote to memory of 2668	1540	TNT Original Invoice.exe	powershell.exe
PID 1540 wrote to memory of 2668	1540	TNT Original Invoice.exe	powershell.exe
PID 1540 wrote to memory of 2668	1540	TNT Original Invoice.exe	powershell.exe
PID 1540 wrote to memory of 2668	1540	TNT Original Invoice.exe	powershell.exe
PID 1540 wrote to memory of 2568	1540	TNT Original Invoice.exe	schtasks.exe
PID 1540 wrote to memory of 2568	1540	TNT Original Invoice.exe	schtasks.exe
PID 1540 wrote to memory of 2568	1540	TNT Original Invoice.exe	schtasks.exe
PID 1540 wrote to memory of 2568	1540	TNT Original Invoice.exe	schtasks.exe
PID 1540 wrote to memory of 1612	1540	TNT Original Invoice.exe	TNT Original Invoice.exe
PID 1540 wrote to memory of 1612	1540	TNT Original Invoice.exe	TNT Original Invoice.exe
PID 1540 wrote to memory of 1612	1540	TNT Original Invoice.exe	TNT Original Invoice.exe
PID 1540 wrote to memory of 1612	1540	TNT Original Invoice.exe	TNT Original Invoice.exe
PID 1540 wrote to memory of 1612	1540	TNT Original Invoice.exe	TNT Original Invoice.exe
PID 1540 wrote to memory of 1612	1540	TNT Original Invoice.exe	TNT Original Invoice.exe
PID 1540 wrote to memory of 1612	1540	TNT Original Invoice.exe	TNT Original Invoice.exe
PID 1540 wrote to memory of 1612	1540	TNT Original Invoice.exe	TNT Original Invoice.exe
PID 1540 wrote to memory of 1612	1540	TNT Original Invoice.exe	TNT Original Invoice.exe

C:\Users\Admin\AppData\Local\Temp\TNT Original Invoice.exe
"C:\Users\Admin\AppData\Local\Temp\TNT Original Invoice.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1540

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\TNT Original Invoice.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2588

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\DSlCcUOlJ.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2668

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DSlCcUOlJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5966.tmp"
2⤵
- Creates scheduled task(s)
PID:2568

C:\Users\Admin\AppData\Local\Temp\TNT Original Invoice.exe
"C:\Users\Admin\AppData\Local\Temp\TNT Original Invoice.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1612

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp5966.tmp
Filesize
1KB

MD5
89dadf9668626fe31fa30a826a8a7695

SHA1
eb1f007b468d0779f40ff0c440b1f587f757b5f8

SHA256
6e8f19f263ec454df755245782592019b0afc32097faea461b169077e5b23f8d

SHA512
6c4593a22c846b199fda1600f0e45f035b51363d396968ea842f0eae07e8c0cfedbdc3f047cc120bc6cf6263c9c437cc251ad129e65c1b352453234b638c0fd6

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\XN3FMS3TS0CTGFXG1E2H.temp
Filesize
7KB

MD5
8d65e531f51c7db6efb4862cb4c809ea

SHA1
da7ae7255027472df4ff00619f3c1316bb04c939

SHA256
49a5857f1c3d4d3592254bdd57c5e9854893c7354c7b5bda919db564862fa451

SHA512
9068deccf50f36849e246ad25f39d71c3f081288459b994f5df2754f78e4dca84dfbaf888d0f1bb33c6d0b78c748a00166490563b8beb02f508f015e78a083d1

Download Submit
memory/1540-5-0x0000000000600000-0x0000000000616000-memory.dmp

Filesize
88KB

Download
memory/1540-34-0x0000000074E50000-0x000000007553E000-memory.dmp

Filesize
6.9MB

Download
memory/1540-4-0x00000000005E0000-0x00000000005EE000-memory.dmp

Filesize
56KB

Download
memory/1540-0-0x0000000074E5E000-0x0000000074E5F000-memory.dmp

Filesize
4KB

Download
memory/1540-6-0x0000000074E50000-0x000000007553E000-memory.dmp

Filesize
6.9MB

Download
memory/1540-7-0x00000000053D0000-0x0000000005456000-memory.dmp

Filesize
536KB

Download
memory/1540-8-0x0000000074E5E000-0x0000000074E5F000-memory.dmp

Filesize
4KB

Download
memory/1540-2-0x0000000074E50000-0x000000007553E000-memory.dmp

Filesize
6.9MB

Download
memory/1540-1-0x0000000000800000-0x00000000008C2000-memory.dmp

Filesize
776KB

Download
memory/1540-3-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/1612-33-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1612-30-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1612-29-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1612-27-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1612-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1612-21-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1612-25-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1612-31-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads