agenttesla | 44b456884e9d95c9c39cdcec55e216a94d7c06a26d8e88b01afe63c705981276

Analysis

max time kernel
91s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-10-2024 21:37

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General

Target

quotation.exe
Size

872KB
MD5

e516c8cddca31ccffdfd2f31582f0542
SHA1

70e133427837a92bc0d6a3c7500337857a1183e8
SHA256

8900b70182eceee4057755ba7eed7194c24af4a423e9fcbe63cc2f9aa12913a0
SHA512

4f6db3ea7ae40030474deaf93fba803a80908958a9317117d34abcfd39f51ae22a3d9d4837e56c1149593fb38ead0ec7e1313b0c6fbc72fad85b8d3ac088ac3a
SSDEEP

24576:PiCtD/F2k78MTZjI/OuM+JEJBa5eZJTF9gH+dX:Kmgk78MTZjQtuBa5eF

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.showpiece.trillennium.biz
Port:
587
Username:
[email protected]
Password:
9E&7dhd*~kx8

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.showpiece.trillennium.biz
Port:
587
Username:
[email protected]
Password:
9E&7dhd*~kx8
Email To:
[email protected]

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 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2312	powershell.exe

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	quotation.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 3 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

Credentials from Web Browsers
T1555.003

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
16	api.ipify.org
17	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3656 set thread context of 1308	3656	quotation.exe	92

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	quotation.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	quotation.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
1112	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2312	powershell.exe
1308	quotation.exe
1308	quotation.exe
2312	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2312	powershell.exe
Token: SeDebugPrivilege	1308	quotation.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1308	quotation.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3656 wrote to memory of 2312	3656	quotation.exe	88
PID 3656 wrote to memory of 2312	3656	quotation.exe	88
PID 3656 wrote to memory of 2312	3656	quotation.exe	88
PID 3656 wrote to memory of 1112	3656	quotation.exe	90
PID 3656 wrote to memory of 1112	3656	quotation.exe	90
PID 3656 wrote to memory of 1112	3656	quotation.exe	90
PID 3656 wrote to memory of 1308	3656	quotation.exe	92
PID 3656 wrote to memory of 1308	3656	quotation.exe	92
PID 3656 wrote to memory of 1308	3656	quotation.exe	92
PID 3656 wrote to memory of 1308	3656	quotation.exe	92
PID 3656 wrote to memory of 1308	3656	quotation.exe	92
PID 3656 wrote to memory of 1308	3656	quotation.exe	92
PID 3656 wrote to memory of 1308	3656	quotation.exe	92
PID 3656 wrote to memory of 1308	3656	quotation.exe	92

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
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3656
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\QrUcLYvywt.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2312
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QrUcLYvywt" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA7B.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1112
- C:\Users\Admin\AppData\Local\Temp\quotation.exe
  "C:\Users\Admin\AppData\Local\Temp\quotation.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1308

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

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\Microsoft\CLR_v4.0_32\UsageLogs\quotation.exe.log

Filesize
1KB

MD5
b7b9acb869ccc7f7ecb5304ec0384dee

SHA1
6a90751c95817903ee833d59a0abbef425a613b3

SHA256
8cb00a15cd942a1861c573d86d6fb430512c8e2f80f6349f48b16b8709ca7aa4

SHA512
7bec881ac5f59ac26f1be1e7e26d63f040c06369de10c1c246e531a4395d27c335d9acc647ecdedb48ed37bdc2dc405a4cfc11762e1c00659a49be259eaf8764

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5yeukzv5.lto.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA7B.tmp

Filesize
1KB

MD5
e3dd1cf39fd8dedf58a613522296d882

SHA1
20a4d114d1d30d45dff6e411f51a5b73fa9a4f8c

SHA256
5fc64dac24f070e51e8d9ab1e11056e03b8e6ad3cc560860bbec03f00397bf12

SHA512
af6889e0831b155d98df2fcfc1c7d1127eee548b3d5299f2efe033fea113e1eeab12d40d8c4f845605a2eedf82d7767a72be972f60dfdb85d06fdb0622abd3b0

Download Submit
memory/1308-68-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/1308-67-0x0000000006620000-0x0000000006670000-memory.dmp

Filesize
320KB

Download
memory/1308-30-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/1308-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2312-55-0x0000000008290000-0x000000000890A000-memory.dmp

Filesize
6.5MB

Download
memory/2312-25-0x0000000005960000-0x0000000005982000-memory.dmp

Filesize
136KB

Download
memory/2312-66-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/2312-63-0x0000000007F60000-0x0000000007F68000-memory.dmp

Filesize
32KB

Download
memory/2312-62-0x0000000007F80000-0x0000000007F9A000-memory.dmp

Filesize
104KB

Download
memory/2312-61-0x0000000007E80000-0x0000000007E94000-memory.dmp

Filesize
80KB

Download
memory/2312-60-0x0000000007E70000-0x0000000007E7E000-memory.dmp

Filesize
56KB

Download
memory/2312-20-0x00000000053A0000-0x00000000053D6000-memory.dmp

Filesize
216KB

Download
memory/2312-18-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/2312-59-0x0000000007E40000-0x0000000007E51000-memory.dmp

Filesize
68KB

Download
memory/2312-21-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/2312-22-0x0000000005A50000-0x0000000006078000-memory.dmp

Filesize
6.2MB

Download
memory/2312-58-0x0000000007EC0000-0x0000000007F56000-memory.dmp

Filesize
600KB

Download
memory/2312-57-0x0000000007CB0000-0x0000000007CBA000-memory.dmp

Filesize
40KB

Download
memory/2312-28-0x00000000062D0000-0x0000000006336000-memory.dmp

Filesize
408KB

Download
memory/2312-56-0x0000000007C40000-0x0000000007C5A000-memory.dmp

Filesize
104KB

Download
memory/2312-54-0x0000000007B60000-0x0000000007C03000-memory.dmp

Filesize
652KB

Download
memory/2312-27-0x00000000060F0000-0x0000000006156000-memory.dmp

Filesize
408KB

Download
memory/2312-53-0x0000000006ED0000-0x0000000006EEE000-memory.dmp

Filesize
120KB

Download
memory/2312-43-0x0000000070B10000-0x0000000070B5C000-memory.dmp

Filesize
304KB

Download
memory/2312-40-0x0000000006920000-0x000000000693E000-memory.dmp

Filesize
120KB

Download
memory/2312-41-0x0000000006950000-0x000000000699C000-memory.dmp

Filesize
304KB

Download
memory/2312-42-0x0000000007920000-0x0000000007952000-memory.dmp

Filesize
200KB

Download
memory/3656-6-0x0000000005AC0000-0x0000000005ACA000-memory.dmp

Filesize
40KB

Download
memory/3656-13-0x000000000BEA0000-0x000000000BF3C000-memory.dmp

Filesize
624KB

Download
memory/3656-29-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/3656-0-0x0000000074D0E000-0x0000000074D0F000-memory.dmp

Filesize
4KB

Download
memory/3656-4-0x0000000006400000-0x0000000006754000-memory.dmp

Filesize
3.3MB

Download
memory/3656-5-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/3656-3-0x0000000005940000-0x00000000059D2000-memory.dmp

Filesize
584KB

Download
memory/3656-7-0x0000000005DC0000-0x0000000005DD8000-memory.dmp

Filesize
96KB

Download
memory/3656-8-0x0000000005DF0000-0x0000000005DF6000-memory.dmp

Filesize
24KB

Download
memory/3656-12-0x0000000007210000-0x000000000728A000-memory.dmp

Filesize
488KB

Download
memory/3656-11-0x0000000003300000-0x000000000330A000-memory.dmp

Filesize
40KB

Download
memory/3656-10-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/3656-9-0x0000000074D0E000-0x0000000074D0F000-memory.dmp

Filesize
4KB

Download
memory/3656-2-0x0000000005E50000-0x00000000063F4000-memory.dmp

Filesize
5.6MB

Download
memory/3656-1-0x0000000000E40000-0x0000000000F20000-memory.dmp

Filesize
896KB

Download