agenttesla | 3123af93014a5a5c49aa6fd2118f6805041af178c222be27e30b2fd477085c19

Resubmissions

11-12-2024 15:32

241211-sy44nssrdm 10

09-08-2024 21:57

06-08-2024 13:01

06-08-2024 12:52

06-08-2024 12:29

06-08-2024 12:26

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
09-08-2024 21:57

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General

Target

1/3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe
Size

731KB
MD5

bd1050f3642d22733a30cd101f591713
SHA1

5a6553bea21e2df2307ed5c843072bcb023566be
SHA256

3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671
SHA512

6cc19b1df105d9f4e76c39f7be79c9a5a42fdb338a8b56b1d16e1343221e36552344fc30aa8c2bf4d48781694a412dcddb5858a36c643706bc778b0b8cc59883
SSDEEP

12288:tmoDWx2PQfRcudR5C3T+Lc7vaVs95ucinaj13Tp8K2:tHawMR9/gDR5yrQx2K2

Score

10^/10

agenttesla credential_access discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
ftp.libreriagandhi.cl
Port:
21
Username:
[email protected]
Password:
x6p2^m#1#~+O

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.libreriagandhi.cl
Port:
21
Username:
[email protected]
Password:
x6p2^m#1#~+O

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

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
5076	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-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation	3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe

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

Looks up external IP address via web service 1 IoCs

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

flow	ioc
28	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4508 set thread context of 2768	4508	3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe	96

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 3 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	3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4508	3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe
4508	3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe
2768	3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe
2768	3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe
5076	powershell.exe
5076	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4508	3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe
Token: SeDebugPrivilege	2768	3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe
Token: SeDebugPrivilege	5076	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4508 wrote to memory of 5076	4508	3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe	93
PID 4508 wrote to memory of 5076	4508	3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe	93
PID 4508 wrote to memory of 5076	4508	3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe	93
PID 4508 wrote to memory of 2528	4508	3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe	95
PID 4508 wrote to memory of 2528	4508	3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe	95
PID 4508 wrote to memory of 2528	4508	3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe	95
PID 4508 wrote to memory of 2768	4508	3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe	96
PID 4508 wrote to memory of 2768	4508	3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe	96
PID 4508 wrote to memory of 2768	4508	3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe	96
PID 4508 wrote to memory of 2768	4508	3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe	96
PID 4508 wrote to memory of 2768	4508	3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe	96
PID 4508 wrote to memory of 2768	4508	3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe	96
PID 4508 wrote to memory of 2768	4508	3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe	96
PID 4508 wrote to memory of 2768	4508	3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe	96

C:\Users\Admin\AppData\Local\Temp\1\3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe
"C:\Users\Admin\AppData\Local\Temp\1\3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4508
- 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\1\3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5076
- C:\Users\Admin\AppData\Local\Temp\1\3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe
  "C:\Users\Admin\AppData\Local\Temp\1\3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe"
  2⤵
  PID:2528
- C:\Users\Admin\AppData\Local\Temp\1\3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe
  "C:\Users\Admin\AppData\Local\Temp\1\3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2768

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_wvj2o03w.wuq.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2768-13-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2768-56-0x0000000006500000-0x0000000006550000-memory.dmp

Filesize
320KB

Download
memory/2768-17-0x0000000004E80000-0x0000000004EE6000-memory.dmp

Filesize
408KB

Download
memory/2768-63-0x0000000075370000-0x0000000075B20000-memory.dmp

Filesize
7.7MB

Download
memory/2768-19-0x0000000075370000-0x0000000075B20000-memory.dmp

Filesize
7.7MB

Download
memory/2768-16-0x0000000075370000-0x0000000075B20000-memory.dmp

Filesize
7.7MB

Download
memory/4508-5-0x0000000075370000-0x0000000075B20000-memory.dmp

Filesize
7.7MB

Download
memory/4508-15-0x0000000075370000-0x0000000075B20000-memory.dmp

Filesize
7.7MB

Download
memory/4508-9-0x0000000006E50000-0x0000000006E6A000-memory.dmp

Filesize
104KB

Download
memory/4508-10-0x0000000006EA0000-0x0000000006EAE000-memory.dmp

Filesize
56KB

Download
memory/4508-11-0x0000000006EC0000-0x0000000006F44000-memory.dmp

Filesize
528KB

Download
memory/4508-12-0x00000000098E0000-0x000000000997C000-memory.dmp

Filesize
624KB

Download
memory/4508-7-0x0000000006C80000-0x0000000006C92000-memory.dmp

Filesize
72KB

Download
memory/4508-8-0x0000000006CD0000-0x0000000006CF2000-memory.dmp

Filesize
136KB

Download
memory/4508-6-0x00000000059A0000-0x0000000005CF4000-memory.dmp

Filesize
3.3MB

Download
memory/4508-0-0x000000007537E000-0x000000007537F000-memory.dmp

Filesize
4KB

Download
memory/4508-4-0x0000000005800000-0x000000000580A000-memory.dmp

Filesize
40KB

Download
memory/4508-3-0x0000000005720000-0x00000000057B2000-memory.dmp

Filesize
584KB

Download
memory/4508-2-0x0000000005DB0000-0x0000000006354000-memory.dmp

Filesize
5.6MB

Download
memory/4508-1-0x0000000000DD0000-0x0000000000E8C000-memory.dmp

Filesize
752KB

Download
memory/5076-23-0x0000000005680000-0x00000000056E6000-memory.dmp

Filesize
408KB

Download
memory/5076-50-0x0000000007790000-0x0000000007E0A000-memory.dmp

Filesize
6.5MB

Download
memory/5076-24-0x0000000075370000-0x0000000075B20000-memory.dmp

Filesize
7.7MB

Download
memory/5076-21-0x0000000075370000-0x0000000075B20000-memory.dmp

Filesize
7.7MB

Download
memory/5076-34-0x0000000005860000-0x0000000005BB4000-memory.dmp

Filesize
3.3MB

Download
memory/5076-35-0x0000000005E10000-0x0000000005E2E000-memory.dmp

Filesize
120KB

Download
memory/5076-36-0x0000000005EA0000-0x0000000005EEC000-memory.dmp

Filesize
304KB

Download
memory/5076-37-0x00000000063E0000-0x0000000006412000-memory.dmp

Filesize
200KB

Download
memory/5076-38-0x0000000070FD0000-0x000000007101C000-memory.dmp

Filesize
304KB

Download
memory/5076-48-0x0000000007020000-0x000000000703E000-memory.dmp

Filesize
120KB

Download
memory/5076-49-0x0000000007040000-0x00000000070E3000-memory.dmp

Filesize
652KB

Download
memory/5076-22-0x0000000075370000-0x0000000075B20000-memory.dmp

Filesize
7.7MB

Download
memory/5076-51-0x0000000007150000-0x000000000716A000-memory.dmp

Filesize
104KB

Download
memory/5076-52-0x00000000071C0000-0x00000000071CA000-memory.dmp

Filesize
40KB

Download
memory/5076-53-0x00000000073D0000-0x0000000007466000-memory.dmp

Filesize
600KB

Download
memory/5076-54-0x0000000007350000-0x0000000007361000-memory.dmp

Filesize
68KB

Download
memory/5076-55-0x0000000007380000-0x000000000738E000-memory.dmp

Filesize
56KB

Download
memory/5076-20-0x0000000005050000-0x0000000005678000-memory.dmp

Filesize
6.2MB

Download
memory/5076-57-0x0000000007390000-0x00000000073A4000-memory.dmp

Filesize
80KB

Download
memory/5076-58-0x0000000007490000-0x00000000074AA000-memory.dmp

Filesize
104KB

Download
memory/5076-59-0x0000000007470000-0x0000000007478000-memory.dmp

Filesize
32KB

Download
memory/5076-62-0x0000000075370000-0x0000000075B20000-memory.dmp

Filesize
7.7MB

Download
memory/5076-18-0x0000000002510000-0x0000000002546000-memory.dmp

Filesize
216KB

Download