agenttesla | 2ecbb0f12109e26545d19bc42215b7c6884da48e8f59d5954330e7ecfa290b62 | Triage

Analysis

max time kernel
23s
max time network
16s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
29-04-2024 13:51

Sharing

Report Analysis Logs

General

Target

TNT Original Invoice.scr
Size

697KB
MD5

4aa63ea35a6a68252888080722f2b403
SHA1

63ecde53df066919f84d35926dbea4efc1610b00
SHA256

8f26ff4683a2d8c5dda6b8aff8c4d6b95ffe97c2432b413e0f8f0a0c16c96d32
SHA512

a36aa7db91c5a98964b9285e85d07b255b4449dfd361ef09d8c4a8239c80adf895756c048f9ddc5ef9e35481a490005ace3aa36d1f93a0d59e80edae50ee8aa3
SSDEEP

12288:2+DbgRB778QekIKVkQv77DBpPMJ3aofMw98A/wR0Q+bnEimiQZWOWiP6ZtZbUqu9:vgRB1HbGHfMv0wR0vEJN6vpR+

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

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
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.scr

description pid process target process

PID 3028 set thread context of 2788 3028 TNT Original Invoice.scr TNT Original Invoice.scr
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

2700 schtasks.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

Processes:

TNT Original Invoice.scrTNT Original Invoice.scrpowershell.exepowershell.exe

pid	process
3028	TNT Original Invoice.scr
3028	TNT Original Invoice.scr
3028	TNT Original Invoice.scr
3028	TNT Original Invoice.scr
3028	TNT Original Invoice.scr
3028	TNT Original Invoice.scr
3028	TNT Original Invoice.scr
2788	TNT Original Invoice.scr
2788	TNT Original Invoice.scr
2840	powershell.exe
2584	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

TNT Original Invoice.scrTNT Original Invoice.scrpowershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	3028	TNT Original Invoice.scr
Token: SeDebugPrivilege	2788	TNT Original Invoice.scr
Token: SeDebugPrivilege	2840	powershell.exe
Token: SeDebugPrivilege	2584	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

TNT Original Invoice.scr

pid process

2788 TNT Original Invoice.scr

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

TNT Original Invoice.scr

description	pid	process	target process
PID 3028 wrote to memory of 2840	3028	TNT Original Invoice.scr	powershell.exe
PID 3028 wrote to memory of 2840	3028	TNT Original Invoice.scr	powershell.exe
PID 3028 wrote to memory of 2840	3028	TNT Original Invoice.scr	powershell.exe
PID 3028 wrote to memory of 2840	3028	TNT Original Invoice.scr	powershell.exe
PID 3028 wrote to memory of 2584	3028	TNT Original Invoice.scr	powershell.exe
PID 3028 wrote to memory of 2584	3028	TNT Original Invoice.scr	powershell.exe
PID 3028 wrote to memory of 2584	3028	TNT Original Invoice.scr	powershell.exe
PID 3028 wrote to memory of 2584	3028	TNT Original Invoice.scr	powershell.exe
PID 3028 wrote to memory of 2700	3028	TNT Original Invoice.scr	schtasks.exe
PID 3028 wrote to memory of 2700	3028	TNT Original Invoice.scr	schtasks.exe
PID 3028 wrote to memory of 2700	3028	TNT Original Invoice.scr	schtasks.exe
PID 3028 wrote to memory of 2700	3028	TNT Original Invoice.scr	schtasks.exe
PID 3028 wrote to memory of 2788	3028	TNT Original Invoice.scr	TNT Original Invoice.scr
PID 3028 wrote to memory of 2788	3028	TNT Original Invoice.scr	TNT Original Invoice.scr
PID 3028 wrote to memory of 2788	3028	TNT Original Invoice.scr	TNT Original Invoice.scr
PID 3028 wrote to memory of 2788	3028	TNT Original Invoice.scr	TNT Original Invoice.scr
PID 3028 wrote to memory of 2788	3028	TNT Original Invoice.scr	TNT Original Invoice.scr
PID 3028 wrote to memory of 2788	3028	TNT Original Invoice.scr	TNT Original Invoice.scr
PID 3028 wrote to memory of 2788	3028	TNT Original Invoice.scr	TNT Original Invoice.scr
PID 3028 wrote to memory of 2788	3028	TNT Original Invoice.scr	TNT Original Invoice.scr
PID 3028 wrote to memory of 2788	3028	TNT Original Invoice.scr	TNT Original Invoice.scr

C:\Users\Admin\AppData\Local\Temp\TNT Original Invoice.scr
"C:\Users\Admin\AppData\Local\Temp\TNT Original Invoice.scr" /S
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3028

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.scr"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2840

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\QKidaN.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2584

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QKidaN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp737B.tmp"
2⤵
- Creates scheduled task(s)
PID:2700

C:\Users\Admin\AppData\Local\Temp\TNT Original Invoice.scr
"C:\Users\Admin\AppData\Local\Temp\TNT Original Invoice.scr"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2788

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

Persistence

Scheduled Task/Job

Privilege Escalation

Scheduled Task/Job

Defense Evasion

Credential Access

Unsecured Credentials

Credentials In Files

Credentials in Registry

Discovery

System Information Discovery

Lateral Movement

Collection

Data from Local System

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp737B.tmp
Filesize
1KB

MD5
6f51d635e1d72db9e92832d009527a89

SHA1
a2faa04d19a629d125d949a25cd40e1a0a9fc162

SHA256
9fe9175470f6f4149dccc2430157e9858e4af5632e07cf2823b31d6cdf002b03

SHA512
39a0133ab5a987bbb5893a654deecfcfae2e20b78a139ed6d4b988c55592378b66359e09a59991e575a9e855e9863e6e6cc332cc0367717dc152dee745634ab0

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize
7KB

MD5
2c1d7ac3afb27b2c4ff37f6943199af6

SHA1
1aef13cbd219d76a15c1637bc687f859eacda502

SHA256
19aa83c2d23802d71a902912598a8c482736699e9db1ab75dbbc41488b7bb2df

SHA512
841eb8d9eff8a2270c903900913ce7b011eafd9dc03c2b7a932fb3fdd54dd6b00166f379135411e6ea3977c4696070ad202cc059d8412c4b801c40342e03de34

Download Submit
memory/2788-29-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2788-25-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2788-21-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2788-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2788-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2788-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2788-30-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2788-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3028-6-0x00000000053E0000-0x0000000005464000-memory.dmp

Filesize
528KB

Download
memory/3028-1-0x0000000073F50000-0x000000007463E000-memory.dmp

Filesize
6.9MB

Download
memory/3028-0-0x0000000000D00000-0x0000000000DB4000-memory.dmp

Filesize
720KB

Download
memory/3028-2-0x0000000004980000-0x00000000049C0000-memory.dmp

Filesize
256KB

Download
memory/3028-3-0x0000000000510000-0x0000000000528000-memory.dmp

Filesize
96KB

Download
memory/3028-5-0x0000000000590000-0x00000000005A6000-memory.dmp

Filesize
88KB

Download
memory/3028-4-0x0000000000580000-0x000000000058E000-memory.dmp

Filesize
56KB

Download
memory/3028-31-0x0000000073F50000-0x000000007463E000-memory.dmp

Filesize
6.9MB

Download