agenttesla | 4730eb6a1ec77f12f905927429f5c6ec048c88ec70f4654cf3ae8d0eb6cac329

Analysis

max time kernel
143s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231130-en
resource tags

arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
submitted
05-12-2023 02:19

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General

Target

Quotation.exe
Size

830KB
MD5

985225f6ec19a166c50bd5d0e16d330f
SHA1

9022950aa9cef1cc010c636a97b229e30d0002b0
SHA256

82cb6a221ee2b2c0c0f43139765407c713ff6980d966544f71f351c66928a4da
SHA512

a4d5576cc36994ae0d6bfa0545961370f429bd8a4e875a65e77f6f4cf522dbf1fa82fb5491b593f26178a6a27c8c1b54214b06c29b43a6c2e09908ab4361d5a0
SSDEEP

24576:koPOk+pJZDI7EeT/ZhOX0IAmQeY14VDjh:nyJ6ZT/Zh3IAmQ5qD

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.gimpex-imerys.com
Port:
587
Username:
[email protected]
Password:
h45ZVRb6(IMF
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

Quotation.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3936660601-1848837011-2142350499-1000\Control Panel\International\Geo\Nation	Quotation.exe

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:

Quotation.exe

description pid process target process

PID 3444 set thread context of 1136 3444 Quotation.exe Quotation.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

2836 schtasks.exe
Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

Quotation.exepowershell.exeQuotation.exe

pid process

3444 Quotation.exe
3444 Quotation.exe
3444 Quotation.exe
1788 powershell.exe
1136 Quotation.exe
1136 Quotation.exe
1788 powershell.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Quotation.exepowershell.exeQuotation.exe

description pid process

Token: SeDebugPrivilege 3444 Quotation.exe
Token: SeDebugPrivilege 1788 powershell.exe
Token: SeDebugPrivilege 1136 Quotation.exe

description	pid	process	target process
PID 3444 set thread context of 1136	3444	Quotation.exe	Quotation.exe

pid	process
2836	schtasks.exe

pid	process
3444	Quotation.exe
3444	Quotation.exe
3444	Quotation.exe
1788	powershell.exe
1136	Quotation.exe
1136	Quotation.exe
1788	powershell.exe

description	pid	process
Token: SeDebugPrivilege	3444	Quotation.exe
Token: SeDebugPrivilege	1788	powershell.exe
Token: SeDebugPrivilege	1136	Quotation.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

Quotation.exe

description	pid	process	target process
PID 3444 wrote to memory of 1788	3444	Quotation.exe	powershell.exe
PID 3444 wrote to memory of 1788	3444	Quotation.exe	powershell.exe
PID 3444 wrote to memory of 1788	3444	Quotation.exe	powershell.exe
PID 3444 wrote to memory of 2836	3444	Quotation.exe	schtasks.exe
PID 3444 wrote to memory of 2836	3444	Quotation.exe	schtasks.exe
PID 3444 wrote to memory of 2836	3444	Quotation.exe	schtasks.exe
PID 3444 wrote to memory of 1136	3444	Quotation.exe	Quotation.exe
PID 3444 wrote to memory of 1136	3444	Quotation.exe	Quotation.exe
PID 3444 wrote to memory of 1136	3444	Quotation.exe	Quotation.exe
PID 3444 wrote to memory of 1136	3444	Quotation.exe	Quotation.exe
PID 3444 wrote to memory of 1136	3444	Quotation.exe	Quotation.exe
PID 3444 wrote to memory of 1136	3444	Quotation.exe	Quotation.exe
PID 3444 wrote to memory of 1136	3444	Quotation.exe	Quotation.exe
PID 3444 wrote to memory of 1136	3444	Quotation.exe	Quotation.exe

C:\Users\Admin\AppData\Local\Temp\Quotation.exe
"C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3444

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\vaTUux.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1788

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vaTUux" /XML "C:\Users\Admin\AppData\Local\Temp\tmp97BC.tmp"
2⤵
- Creates scheduled task(s)
PID:2836

C:\Users\Admin\AppData\Local\Temp\Quotation.exe
"C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1136

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3lurav2r.gxt.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp97BC.tmp

Filesize
1KB

MD5
e50b6a0d701252a985820ba94a7c6912

SHA1
1f3643b46a2d2aa702739f24d11e143ae8fe896b

SHA256
f53bb6a5b7f93f605a825c12dd2ea42e4ecc2087c0defb86bbd4a0c831bdfd29

SHA512
a08b5aa4c80e170d72037e3be6e060d0e4941d1754d8eb24066b194d18686e06503ad0777c83c46a285ff5a89b6ac2f53870370c7378ce14361c75e4f517f16e

Download Submit
memory/1136-22-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1136-71-0x0000000005340000-0x0000000005350000-memory.dmp

Filesize
64KB

Download
memory/1136-25-0x00000000748A0000-0x0000000075050000-memory.dmp

Filesize
7.7MB

Download
memory/1136-62-0x00000000061F0000-0x0000000006240000-memory.dmp

Filesize
320KB

Download
memory/1136-70-0x00000000748A0000-0x0000000075050000-memory.dmp

Filesize
7.7MB

Download
memory/1788-57-0x0000000007EC0000-0x000000000853A000-memory.dmp

Filesize
6.5MB

Download
memory/1788-60-0x0000000007B00000-0x0000000007B96000-memory.dmp

Filesize
600KB

Download
memory/1788-69-0x00000000748A0000-0x0000000075050000-memory.dmp

Filesize
7.7MB

Download
memory/1788-66-0x0000000007BA0000-0x0000000007BA8000-memory.dmp

Filesize
32KB

Download
memory/1788-15-0x0000000002C70000-0x0000000002CA6000-memory.dmp

Filesize
216KB

Download
memory/1788-65-0x0000000007BC0000-0x0000000007BDA000-memory.dmp

Filesize
104KB

Download
memory/1788-63-0x0000000007AB0000-0x0000000007ABE000-memory.dmp

Filesize
56KB

Download
memory/1788-20-0x0000000002BD0000-0x0000000002BE0000-memory.dmp

Filesize
64KB

Download
memory/1788-21-0x0000000002BD0000-0x0000000002BE0000-memory.dmp

Filesize
64KB

Download
memory/1788-19-0x00000000748A0000-0x0000000075050000-memory.dmp

Filesize
7.7MB

Download
memory/1788-61-0x0000000007A80000-0x0000000007A91000-memory.dmp

Filesize
68KB

Download
memory/1788-59-0x00000000078F0000-0x00000000078FA000-memory.dmp

Filesize
40KB

Download
memory/1788-18-0x0000000005780000-0x0000000005DA8000-memory.dmp

Filesize
6.2MB

Download
memory/1788-28-0x0000000005EB0000-0x0000000005F16000-memory.dmp

Filesize
408KB

Download
memory/1788-58-0x0000000007880000-0x000000000789A000-memory.dmp

Filesize
104KB

Download
memory/1788-27-0x0000000005620000-0x0000000005686000-memory.dmp

Filesize
408KB

Download
memory/1788-56-0x0000000007750000-0x00000000077F3000-memory.dmp

Filesize
652KB

Download
memory/1788-64-0x0000000007AC0000-0x0000000007AD4000-memory.dmp

Filesize
80KB

Download
memory/1788-41-0x0000000006580000-0x00000000065CC000-memory.dmp

Filesize
304KB

Download
memory/1788-39-0x0000000005F50000-0x00000000062A4000-memory.dmp

Filesize
3.3MB

Download
memory/1788-40-0x0000000006550000-0x000000000656E000-memory.dmp

Filesize
120KB

Download
memory/1788-24-0x0000000005580000-0x00000000055A2000-memory.dmp

Filesize
136KB

Download
memory/1788-44-0x0000000070FC0000-0x000000007100C000-memory.dmp

Filesize
304KB

Download
memory/1788-43-0x000000007F290000-0x000000007F2A0000-memory.dmp

Filesize
64KB

Download
memory/1788-42-0x00000000076F0000-0x0000000007722000-memory.dmp

Filesize
200KB

Download
memory/1788-55-0x0000000007730000-0x000000000774E000-memory.dmp

Filesize
120KB

Download
memory/1788-54-0x0000000002BD0000-0x0000000002BE0000-memory.dmp

Filesize
64KB

Download
memory/3444-17-0x00000000748A0000-0x0000000075050000-memory.dmp

Filesize
7.7MB

Download
memory/3444-6-0x0000000005B80000-0x0000000005B98000-memory.dmp

Filesize
96KB

Download
memory/3444-29-0x00000000748A0000-0x0000000075050000-memory.dmp

Filesize
7.7MB

Download
memory/3444-23-0x0000000005A70000-0x0000000005A80000-memory.dmp

Filesize
64KB

Download
memory/3444-8-0x0000000005BE0000-0x0000000005BEA000-memory.dmp

Filesize
40KB

Download
memory/3444-7-0x0000000005BD0000-0x0000000005BD8000-memory.dmp

Filesize
32KB

Download
memory/3444-2-0x0000000005D00000-0x00000000062A4000-memory.dmp

Filesize
5.6MB

Download
memory/3444-5-0x0000000005790000-0x000000000579A000-memory.dmp

Filesize
40KB

Download
memory/3444-10-0x0000000008270000-0x000000000830C000-memory.dmp

Filesize
624KB

Download
memory/3444-0-0x0000000000CA0000-0x0000000000D76000-memory.dmp

Filesize
856KB

Download
memory/3444-1-0x00000000748A0000-0x0000000075050000-memory.dmp

Filesize
7.7MB

Download
memory/3444-9-0x00000000084B0000-0x000000000852A000-memory.dmp

Filesize
488KB

Download
memory/3444-4-0x0000000005A70000-0x0000000005A80000-memory.dmp

Filesize
64KB

Download
memory/3444-3-0x00000000057F0000-0x0000000005882000-memory.dmp

Filesize
584KB

Download