agenttesla | 930f11744b7893c4f7fd88b2838cfe11a63bac6e1c4f4569041ccaa8b9f44285

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-10-2024 07:23

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General

Target

scan_88845i.scr.exe
Size

706KB
MD5

72f1e1ddfa5d30ab6d6bec9a51c07184
SHA1

3d500f66cddd83375d9491802197ebcfb3c295b6
SHA256

930f11744b7893c4f7fd88b2838cfe11a63bac6e1c4f4569041ccaa8b9f44285
SHA512

0865cc5308fcae5afa3cdcf9b6eca1a8fea9c29c4e6337589d3363beee05f382a00193d168aaf001c3f95a43a8dfc637f06997375370c188cf94a7ee7617846b
SSDEEP

12288:qnCe1AmEQmgL9CDE0NyDOSGbJf0wI78JotGc4FFrgdpHZOJUZEkvInz2s0JZ96kR:S1bEeCDE0NImJfjG8+tGlBgdZZOXSvJR

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
ftp.libreriagandhi.cl
Port:
21
Username:
[email protected]
Password:
$yxZKP=c)$k#

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.libreriagandhi.cl
Port:
21
Username:
[email protected]
Password:
$yxZKP=c)$k#

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

pid	Process
2244	powershell.exe
1448	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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	scan_88845i.scr.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 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 1 IoCs

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

flow	ioc
19	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3132 set thread context of 4060	3132	scan_88845i.scr.exe	94

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 5 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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	scan_88845i.scr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	scan_88845i.scr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
1564	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1448	powershell.exe
2244	powershell.exe
1448	powershell.exe
4060	scan_88845i.scr.exe
4060	scan_88845i.scr.exe
2244	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2244	powershell.exe
Token: SeDebugPrivilege	1448	powershell.exe
Token: SeDebugPrivilege	4060	scan_88845i.scr.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 3132 wrote to memory of 2244	3132	scan_88845i.scr.exe	88
PID 3132 wrote to memory of 2244	3132	scan_88845i.scr.exe	88
PID 3132 wrote to memory of 2244	3132	scan_88845i.scr.exe	88
PID 3132 wrote to memory of 1448	3132	scan_88845i.scr.exe	90
PID 3132 wrote to memory of 1448	3132	scan_88845i.scr.exe	90
PID 3132 wrote to memory of 1448	3132	scan_88845i.scr.exe	90
PID 3132 wrote to memory of 1564	3132	scan_88845i.scr.exe	92
PID 3132 wrote to memory of 1564	3132	scan_88845i.scr.exe	92
PID 3132 wrote to memory of 1564	3132	scan_88845i.scr.exe	92
PID 3132 wrote to memory of 4060	3132	scan_88845i.scr.exe	94
PID 3132 wrote to memory of 4060	3132	scan_88845i.scr.exe	94
PID 3132 wrote to memory of 4060	3132	scan_88845i.scr.exe	94
PID 3132 wrote to memory of 4060	3132	scan_88845i.scr.exe	94
PID 3132 wrote to memory of 4060	3132	scan_88845i.scr.exe	94
PID 3132 wrote to memory of 4060	3132	scan_88845i.scr.exe	94
PID 3132 wrote to memory of 4060	3132	scan_88845i.scr.exe	94
PID 3132 wrote to memory of 4060	3132	scan_88845i.scr.exe	94

C:\Users\Admin\AppData\Local\Temp\scan_88845i.scr.exe
"C:\Users\Admin\AppData\Local\Temp\scan_88845i.scr.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3132
- 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\scan_88845i.scr.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2244
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TBGhkdqf.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1448
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TBGhkdqf" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3582.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1564
- C:\Users\Admin\AppData\Local\Temp\scan_88845i.scr.exe
  "C:\Users\Admin\AppData\Local\Temp\scan_88845i.scr.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4060

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

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\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
6751787036e9caa0e7a2719c21d07681

SHA1
86b22f64f4895d8cd5f02c6b56ff078205246a09

SHA256
db4bd79e79f86610704577d6f6b3896ba8afeee63d9cd08a6b3900563229203b

SHA512
f76b55ebaf1c31effa06c1eab9f15bbe90bd0beb3905cdb819cd19c987fad42d3d6271cc0e634e76d106ccdf02d5bdfd13263b1c9d7761affd37f9049d28c450

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_yc2shcwm.fhd.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp3582.tmp

Filesize
1KB

MD5
d31926db66d488c19c49a68bd2fcb30d

SHA1
f036c43e67250d880d499ee2f38903ed9cd8d668

SHA256
19019ce1a8f4eaa2354a53a1ef4cb0c2a848b0f0bd2faa38313afa94a17a2d7b

SHA512
19601b2ff44deb68fb9998201275dac07939decadf41bd3acf0bb8a968fdecb6d7f9aadc96c66285f85f4bc9763423eb8d554f966e02a85cf67e887d9242159c

Download Submit
memory/1448-62-0x00000000066E0000-0x00000000066FE000-memory.dmp

Filesize
120KB

Download
memory/1448-52-0x00000000712B0000-0x00000000712FC000-memory.dmp

Filesize
304KB

Download
memory/1448-77-0x00000000076F0000-0x0000000007786000-memory.dmp

Filesize
600KB

Download
memory/1448-76-0x00000000074E0000-0x00000000074EA000-memory.dmp

Filesize
40KB

Download
memory/1448-74-0x0000000007AB0000-0x000000000812A000-memory.dmp

Filesize
6.5MB

Download
memory/1448-75-0x0000000007470000-0x000000000748A000-memory.dmp

Filesize
104KB

Download
memory/1448-63-0x0000000007140000-0x00000000071E3000-memory.dmp

Filesize
652KB

Download
memory/1448-81-0x00000000077B0000-0x00000000077CA000-memory.dmp

Filesize
104KB

Download
memory/1448-51-0x0000000006730000-0x0000000006762000-memory.dmp

Filesize
200KB

Download
memory/1448-80-0x00000000076B0000-0x00000000076C4000-memory.dmp

Filesize
80KB

Download
memory/1448-50-0x0000000006640000-0x000000000668C000-memory.dmp

Filesize
304KB

Download
memory/1448-49-0x0000000006150000-0x000000000616E000-memory.dmp

Filesize
120KB

Download
memory/1448-19-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/1448-20-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/1448-21-0x00000000058C0000-0x00000000058E2000-memory.dmp

Filesize
136KB

Download
memory/1448-23-0x00000000059D0000-0x0000000005A36000-memory.dmp

Filesize
408KB

Download
memory/1448-22-0x0000000005960000-0x00000000059C6000-memory.dmp

Filesize
408KB

Download
memory/1448-87-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/1448-40-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/2244-64-0x00000000712B0000-0x00000000712FC000-memory.dmp

Filesize
304KB

Download
memory/2244-78-0x0000000007AE0000-0x0000000007AF1000-memory.dmp

Filesize
68KB

Download
memory/2244-36-0x0000000005F80000-0x00000000062D4000-memory.dmp

Filesize
3.3MB

Download
memory/2244-24-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/2244-86-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/2244-18-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/2244-16-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/2244-17-0x00000000057A0000-0x0000000005DC8000-memory.dmp

Filesize
6.2MB

Download
memory/2244-15-0x0000000002CD0000-0x0000000002D06000-memory.dmp

Filesize
216KB

Download
memory/2244-82-0x0000000007C00000-0x0000000007C08000-memory.dmp

Filesize
32KB

Download
memory/2244-79-0x0000000007B10000-0x0000000007B1E000-memory.dmp

Filesize
56KB

Download
memory/3132-7-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

Filesize
4KB

Download
memory/3132-4-0x0000000004EF0000-0x0000000004EFA000-memory.dmp

Filesize
40KB

Download
memory/3132-48-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/3132-6-0x0000000005190000-0x00000000051A8000-memory.dmp

Filesize
96KB

Download
memory/3132-5-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/3132-0-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

Filesize
4KB

Download
memory/3132-9-0x0000000007C10000-0x0000000007C94000-memory.dmp

Filesize
528KB

Download
memory/3132-8-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/3132-3-0x0000000004E30000-0x0000000004EC2000-memory.dmp

Filesize
584KB

Download
memory/3132-10-0x000000000A3E0000-0x000000000A47C000-memory.dmp

Filesize
624KB

Download
memory/3132-2-0x00000000054D0000-0x0000000005A74000-memory.dmp

Filesize
5.6MB

Download
memory/3132-1-0x00000000004F0000-0x00000000005A4000-memory.dmp

Filesize
720KB

Download
memory/4060-46-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4060-88-0x0000000006780000-0x00000000067D0000-memory.dmp

Filesize
320KB

Download