agenttesla | 750821c931e05dd447353b3351efe66922397a040c363cbfa7c19a8f94ebf411

Analysis

max time kernel
120s
max time network
119s
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, 07:56

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General

Target

DOCUMENTS AWB 72944348673.exe
Size

255KB
MD5

4c1a99eda6c67c2ec6ddbfeb166bb581
SHA1

a79b4f3fa29da6cefd34475b3a2bdb6d715fa600
SHA256

750821c931e05dd447353b3351efe66922397a040c363cbfa7c19a8f94ebf411
SHA512

9bcc918f741f08b976d87dceff572f97836c672ab7ba0916798a298fb607255ff63601b12e349fed2406c2b1d106203e59f6d2d2e856baff58a4a92c50aff7db
SSDEEP

6144:8wkNp5zosmcpI5orAY8V9toiSbOF+MCUPrxAZBV6KshGjld:8wk750s1C68RoiSKTnr+Myv

Score

10^/10

agenttesla credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.ultraflex.com.mx
Port:
21
Username:
[email protected]
Password:
Jgj8-p4Z]a1b

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

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
23	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 440 set thread context of 3832	440	DOCUMENTS AWB 72944348673.exe	83

System Location Discovery: System Language Discovery 1 TTPs 1 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	Caspol.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3832	Caspol.exe
3832	Caspol.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3832	Caspol.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 440 wrote to memory of 3832	440	DOCUMENTS AWB 72944348673.exe	83
PID 440 wrote to memory of 3832	440	DOCUMENTS AWB 72944348673.exe	83
PID 440 wrote to memory of 3832	440	DOCUMENTS AWB 72944348673.exe	83
PID 440 wrote to memory of 3832	440	DOCUMENTS AWB 72944348673.exe	83
PID 440 wrote to memory of 3832	440	DOCUMENTS AWB 72944348673.exe	83
PID 440 wrote to memory of 3832	440	DOCUMENTS AWB 72944348673.exe	83
PID 440 wrote to memory of 3832	440	DOCUMENTS AWB 72944348673.exe	83
PID 440 wrote to memory of 3832	440	DOCUMENTS AWB 72944348673.exe	83

C:\Users\Admin\AppData\Local\Temp\DOCUMENTS AWB 72944348673.exe
"C:\Users\Admin\AppData\Local\Temp\DOCUMENTS AWB 72944348673.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:440
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3832

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/440-8-0x00007FFF77D60000-0x00007FFF78821000-memory.dmp

Filesize
10.8MB

Download
memory/440-0-0x00007FFF77D63000-0x00007FFF77D65000-memory.dmp

Filesize
8KB

Download
memory/440-2-0x00000280234C0000-0x00000280234F6000-memory.dmp

Filesize
216KB

Download
memory/440-3-0x00000280234F0000-0x0000028023504000-memory.dmp

Filesize
80KB

Download
memory/440-4-0x00007FFF77D60000-0x00007FFF78821000-memory.dmp

Filesize
10.8MB

Download
memory/440-1-0x00000280230E0000-0x0000028023126000-memory.dmp

Filesize
280KB

Download
memory/3832-9-0x0000000005E00000-0x00000000063A4000-memory.dmp

Filesize
5.6MB

Download
memory/3832-7-0x000000007509E000-0x000000007509F000-memory.dmp

Filesize
4KB

Download
memory/3832-5-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3832-10-0x00000000057D0000-0x0000000005836000-memory.dmp

Filesize
408KB

Download
memory/3832-11-0x0000000075090000-0x0000000075840000-memory.dmp

Filesize
7.7MB

Download
memory/3832-12-0x0000000006AA0000-0x0000000006AF0000-memory.dmp

Filesize
320KB

Download
memory/3832-13-0x0000000006B90000-0x0000000006C2C000-memory.dmp

Filesize
624KB

Download
memory/3832-14-0x000000007509E000-0x000000007509F000-memory.dmp

Filesize
4KB

Download
memory/3832-15-0x0000000075090000-0x0000000075840000-memory.dmp

Filesize
7.7MB

Download
memory/3832-16-0x0000000006CD0000-0x0000000006D62000-memory.dmp

Filesize
584KB

Download
memory/3832-17-0x0000000006C30000-0x0000000006C3A000-memory.dmp

Filesize
40KB

Download