agenttesla | 49a656f7ee544b5f21726a0f0f5469bd7a15aaa4615b53c4b0dac92b4aea308b

General

Target

Ref227395588_pdf.scr
Size

505KB
MD5

88db09b12a478cac87ed465252c6c8f7
SHA1

0e3acd2b568bd58fcfd2e914eff2c982deb55258
SHA256

0f0b721073a35fe3e6b37d75582704acd5bdc1b3d71343e74d6fec59ac932deb
SHA512

7d228d662e3271920094e345d36597c2e6c880d12fc3cef8c3f1206711a0b49f93d2275b5527d8ce88c1e3772d0b011161d1bd16688cb9db28471a75b949ab67
SSDEEP

6144:+Z6ySmRH93qXyS8KevIl/8/vpwO4XMGdKf4xU0PrH7KjnvQWTk85KqZIMHYJqE4E:RySuRbpGv64vPrHmnkb+NHYqXZ4fa

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
gator3220.hostgator.com
Port:
587
Username:
[email protected]
Password:
28#75@ts76#V1F8h
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
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 2 IoCs

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

flow	ioc
3	api.ipify.org
6	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3752 set thread context of 1432	3752	Ref227395588_pdf.scr	88

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2296	Powershell.exe
2296	Powershell.exe
1432	RegAsm.exe
1432	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2296	Powershell.exe
Token: SeDebugPrivilege	1432	RegAsm.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1432	RegAsm.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3752 wrote to memory of 2296	3752	Ref227395588_pdf.scr	84
PID 3752 wrote to memory of 2296	3752	Ref227395588_pdf.scr	84
PID 3752 wrote to memory of 2296	3752	Ref227395588_pdf.scr	84
PID 3752 wrote to memory of 1432	3752	Ref227395588_pdf.scr	88
PID 3752 wrote to memory of 1432	3752	Ref227395588_pdf.scr	88
PID 3752 wrote to memory of 1432	3752	Ref227395588_pdf.scr	88
PID 3752 wrote to memory of 1432	3752	Ref227395588_pdf.scr	88
PID 3752 wrote to memory of 1432	3752	Ref227395588_pdf.scr	88
PID 3752 wrote to memory of 1432	3752	Ref227395588_pdf.scr	88
PID 3752 wrote to memory of 1432	3752	Ref227395588_pdf.scr	88
PID 3752 wrote to memory of 1432	3752	Ref227395588_pdf.scr	88

C:\Users\Admin\AppData\Local\Temp\Ref227395588_pdf.scr
"C:\Users\Admin\AppData\Local\Temp\Ref227395588_pdf.scr" /S
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3752
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
  "Powershell.exe" 'C:\Users\Admin\AppData\Local\Temp\Ref227395588_pdf.scr' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\command-line.exe'
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2296
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1432

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_axoseb4r.rkn.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1432-39-0x0000000006EB0000-0x0000000006F00000-memory.dmp

Filesize
320KB

Download
memory/1432-38-0x0000000005590000-0x00000000055A0000-memory.dmp

Filesize
64KB

Download
memory/1432-37-0x0000000074740000-0x0000000074EF0000-memory.dmp

Filesize
7.7MB

Download
memory/1432-31-0x0000000005590000-0x00000000055A0000-memory.dmp

Filesize
64KB

Download
memory/1432-30-0x0000000074740000-0x0000000074EF0000-memory.dmp

Filesize
7.7MB

Download
memory/1432-27-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2296-29-0x00000000066E0000-0x000000000672C000-memory.dmp

Filesize
304KB

Download
memory/2296-28-0x00000000066A0000-0x00000000066BE000-memory.dmp

Filesize
120KB

Download
memory/2296-11-0x0000000002D20000-0x0000000002D30000-memory.dmp

Filesize
64KB

Download
memory/2296-10-0x0000000002D20000-0x0000000002D30000-memory.dmp

Filesize
64KB

Download
memory/2296-8-0x0000000002D70000-0x0000000002DA6000-memory.dmp

Filesize
216KB

Download
memory/2296-12-0x0000000005780000-0x0000000005DA8000-memory.dmp

Filesize
6.2MB

Download
memory/2296-13-0x0000000005F20000-0x0000000005F42000-memory.dmp

Filesize
136KB

Download
memory/2296-14-0x0000000005FC0000-0x0000000006026000-memory.dmp

Filesize
408KB

Download
memory/2296-15-0x0000000006030000-0x0000000006096000-memory.dmp

Filesize
408KB

Download
memory/2296-36-0x0000000074740000-0x0000000074EF0000-memory.dmp

Filesize
7.7MB

Download
memory/2296-25-0x00000000061A0000-0x00000000064F4000-memory.dmp

Filesize
3.3MB

Download
memory/2296-9-0x0000000074740000-0x0000000074EF0000-memory.dmp

Filesize
7.7MB

Download
memory/3752-26-0x0000000004F70000-0x0000000004F7A000-memory.dmp

Filesize
40KB

Download
memory/3752-6-0x00000000050B0000-0x0000000005106000-memory.dmp

Filesize
344KB

Download
memory/3752-0-0x0000000000410000-0x0000000000494000-memory.dmp

Filesize
528KB

Download
memory/3752-5-0x0000000004EF0000-0x0000000004EFA000-memory.dmp

Filesize
40KB

Download
memory/3752-4-0x00000000050A0000-0x00000000050B0000-memory.dmp

Filesize
64KB

Download
memory/3752-33-0x0000000074740000-0x0000000074EF0000-memory.dmp

Filesize
7.7MB

Download
memory/3752-7-0x00000000051B0000-0x000000000524C000-memory.dmp

Filesize
624KB

Download
memory/3752-3-0x0000000004E40000-0x0000000004ED2000-memory.dmp

Filesize
584KB

Download
memory/3752-2-0x0000000005310000-0x00000000058B4000-memory.dmp

Filesize
5.6MB

Download
memory/3752-1-0x0000000074740000-0x0000000074EF0000-memory.dmp

Filesize
7.7MB

Download

Analysis

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