agenttesla | 9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e

General

Target

9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe
Size

723KB
MD5

df30947662e982996810396f8998687c
SHA1

ab1cca67c1d71f95e516a21995d2965761bc6829
SHA256

9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e
SHA512

41e148f5bd8fe19754f6c676323a1b022c0e79d3be5c5de8b3fc030e2dedb46877e5ff792da2965fc8cfc701724ea914a61a80d43590e77421820d22bb484b9a
SSDEEP

12288:ZFw5wFD3n6UwXUTCBvvFfg6DUT0/PSnyUt9H+nruF39h9sAFJEyvQXDkR:ZF4K9wXKIvFfZRGyI9enr6H93bnQXW

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.fosna.net
Port:
21
Username:
sarthiever@fosna.net
Password:
(=8fPSH$KO_!

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
1488	powershell.exe
2596	powershell.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

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
2	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3068 set thread context of 1936	3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe	37

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	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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	vbc.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
2968	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe
3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe
1488	powershell.exe
2596	powershell.exe
1936	vbc.exe
1936	vbc.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe
Token: SeDebugPrivilege	2596	powershell.exe
Token: SeDebugPrivilege	1936	vbc.exe
Token: SeDebugPrivilege	1488	powershell.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 3068 wrote to memory of 1488	3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe	30
PID 3068 wrote to memory of 1488	3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe	30
PID 3068 wrote to memory of 1488	3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe	30
PID 3068 wrote to memory of 1488	3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe	30
PID 3068 wrote to memory of 2596	3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe	32
PID 3068 wrote to memory of 2596	3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe	32
PID 3068 wrote to memory of 2596	3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe	32
PID 3068 wrote to memory of 2596	3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe	32
PID 3068 wrote to memory of 2968	3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe	34
PID 3068 wrote to memory of 2968	3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe	34
PID 3068 wrote to memory of 2968	3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe	34
PID 3068 wrote to memory of 2968	3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe	34
PID 3068 wrote to memory of 1292	3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe	36
PID 3068 wrote to memory of 1292	3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe	36
PID 3068 wrote to memory of 1292	3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe	36
PID 3068 wrote to memory of 1292	3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe	36
PID 3068 wrote to memory of 1936	3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe	37
PID 3068 wrote to memory of 1936	3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe	37
PID 3068 wrote to memory of 1936	3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe	37
PID 3068 wrote to memory of 1936	3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe	37
PID 3068 wrote to memory of 1936	3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe	37
PID 3068 wrote to memory of 1936	3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe	37
PID 3068 wrote to memory of 1936	3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe	37
PID 3068 wrote to memory of 1936	3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe	37
PID 3068 wrote to memory of 1936	3068	9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe	37

C:\Users\Admin\AppData\Local\Temp\9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe
"C:\Users\Admin\AppData\Local\Temp\9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3068
- 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\9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1488
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\OsYPcQX.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2596
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OsYPcQX" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB319.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2968
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  PID:1292
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1936

Network

DNS

ip-api.com

vbc.exe

Remote address:

8.8.8.8:53

Request

ip-api.com

IN A

Response

ip-api.com

IN A

208.95.112.1
GET

http://ip-api.com/line/?fields=hosting

vbc.exe

Remote address:

208.95.112.1:80

Request

GET /line/?fields=hosting HTTP/1.1
Host: ip-api.com
Connection: Keep-Alive

Response

HTTP/1.1 200 OK

Date: Wed, 02 Oct 2024 01:29:03 GMT
Content-Type: text/plain; charset=utf-8
Content-Length: 5
Access-Control-Allow-Origin: *
X-Ttl: 37
X-Rl: 42

208.95.112.1:80

http://ip-api.com/line/?fields=hosting

http

vbc.exe

310 B
346 B
5
4

HTTP Request

GET http://ip-api.com/line/?fields=hosting

HTTP Response

200

8.8.8.8:53

ip-api.com

dns

vbc.exe

56 B
72 B
1
1

DNS Request

ip-api.com

DNS Response

208.95.112.1

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

2

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpB319.tmp

Filesize
1KB

MD5
ba7f867dca704f8d22e8c05563facade

SHA1
2ff73738ecdcf5320868607938ed83c904a43a03

SHA256
889a19ad89cf446d334a0d27e0210864be408df71e5c718110830ca17059e4fe

SHA512
06eb49bbe010330ac94e4162d6edb3ca6ad0ea82760b8b9afa70ae842cace86a5c467f96d96544b38cb07c9b67d2904d8f7354549743332627b11a278f155d42

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\S32CYIZDZW5R2J6NSFSN.temp

Filesize
7KB

MD5
f1d6f9d1ebeadc393d5fac57d0875d71

SHA1
de1eeb0a93525c30c5152f3179bdb05ce676026a

SHA256
5a24ee5b547a386b797a8835421ce6809244fea30a26f27dea9241a2024e1028

SHA512
9ca0c6afb944b35aa1682562ae55b2524c5e7e81425e672f844968351a50d1f3ffe1467d6dbe61314d0eb6812a106743aa61fbc78ddc0b2bf9751378b840c104

Download Submit
memory/1936-27-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/1936-29-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1936-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1936-21-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1936-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1936-25-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1936-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1936-30-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3068-6-0x0000000000AB0000-0x0000000000B34000-memory.dmp

Filesize
528KB

Download
memory/3068-1-0x0000000000ED0000-0x0000000000F88000-memory.dmp

Filesize
736KB

Download
memory/3068-0-0x0000000073D1E000-0x0000000073D1F000-memory.dmp

Filesize
4KB

Download
memory/3068-2-0x0000000073D10000-0x00000000743FE000-memory.dmp

Filesize
6.9MB

Download
memory/3068-3-0x00000000009D0000-0x00000000009EE000-memory.dmp

Filesize
120KB

Download
memory/3068-5-0x0000000073D10000-0x00000000743FE000-memory.dmp

Filesize
6.9MB

Download
memory/3068-4-0x0000000073D1E000-0x0000000073D1F000-memory.dmp

Filesize
4KB

Download
memory/3068-31-0x0000000073D10000-0x00000000743FE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

HTTP Request

HTTP Response

DNS Request

DNS Response

MITRE ATT&CK Enterprise v15

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