agenttesla | c543aabeec926dc171352bc27671402e72be4f6d21adf528ed5469832c0559c0

General

Target

14574a9738c892b1cd8bacb8ad088e30.exe
Size

1.2MB
MD5

14574a9738c892b1cd8bacb8ad088e30
SHA1

5ca4ecdbdec2be16b20ef68bc4461b4b1922cc25
SHA256

c543aabeec926dc171352bc27671402e72be4f6d21adf528ed5469832c0559c0
SHA512

0e9bf942cc32e023cdd577b749c2cb98c420c137e2ae7244df3c3e43aacffc8b2f30681594be60e75b4c4e8d4eb7d6a0e5a901e42cef886cc1cb69d80c8539ba
SSDEEP

24576:hY92Cm1nKOsBgo0q4wMq3bObxR3SV4YM:hRroHMq3qG

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.kotobkhan.com
Port:
587
Username:
[email protected]
Password:
Degla@kotob2016
Email To:
[email protected]

Signatures

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

AgentTesla payload 6 IoCs

resource	yara_rule
behavioral1/memory/2724-10-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2724-23-0x0000000004C50000-0x0000000004C90000-memory.dmp	family_agenttesla
behavioral1/memory/2724-20-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2724-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2724-16-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2724-12-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

CustAttr .NET packer 1 IoCs

Detects CustAttr .NET packer in memory.

resource	yara_rule
behavioral1/memory/1716-3-0x0000000000260000-0x0000000000272000-memory.dmp	CustAttr

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	14574a9738c892b1cd8bacb8ad088e30.exe
Key opened	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	14574a9738c892b1cd8bacb8ad088e30.exe
Key opened	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	14574a9738c892b1cd8bacb8ad088e30.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1716 set thread context of 2724	1716	14574a9738c892b1cd8bacb8ad088e30.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2724	14574a9738c892b1cd8bacb8ad088e30.exe
2724	14574a9738c892b1cd8bacb8ad088e30.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2724	14574a9738c892b1cd8bacb8ad088e30.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2724	14574a9738c892b1cd8bacb8ad088e30.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1716 wrote to memory of 2724	1716	14574a9738c892b1cd8bacb8ad088e30.exe	28
PID 1716 wrote to memory of 2724	1716	14574a9738c892b1cd8bacb8ad088e30.exe	28
PID 1716 wrote to memory of 2724	1716	14574a9738c892b1cd8bacb8ad088e30.exe	28
PID 1716 wrote to memory of 2724	1716	14574a9738c892b1cd8bacb8ad088e30.exe	28
PID 1716 wrote to memory of 2724	1716	14574a9738c892b1cd8bacb8ad088e30.exe	28
PID 1716 wrote to memory of 2724	1716	14574a9738c892b1cd8bacb8ad088e30.exe	28
PID 1716 wrote to memory of 2724	1716	14574a9738c892b1cd8bacb8ad088e30.exe	28
PID 1716 wrote to memory of 2724	1716	14574a9738c892b1cd8bacb8ad088e30.exe	28
PID 1716 wrote to memory of 2724	1716	14574a9738c892b1cd8bacb8ad088e30.exe	28

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	14574a9738c892b1cd8bacb8ad088e30.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	14574a9738c892b1cd8bacb8ad088e30.exe

C:\Users\Admin\AppData\Local\Temp\14574a9738c892b1cd8bacb8ad088e30.exe
"C:\Users\Admin\AppData\Local\Temp\14574a9738c892b1cd8bacb8ad088e30.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1716
- C:\Users\Admin\AppData\Local\Temp\14574a9738c892b1cd8bacb8ad088e30.exe
  "C:\Users\Admin\AppData\Local\Temp\14574a9738c892b1cd8bacb8ad088e30.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2724

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

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1716-21-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/1716-4-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/1716-1-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/1716-7-0x0000000004890000-0x00000000048CC000-memory.dmp

Filesize
240KB

Download
memory/1716-3-0x0000000000260000-0x0000000000272000-memory.dmp

Filesize
72KB

Download
memory/1716-5-0x0000000000650000-0x0000000000690000-memory.dmp

Filesize
256KB

Download
memory/1716-6-0x0000000004910000-0x0000000004994000-memory.dmp

Filesize
528KB

Download
memory/1716-0-0x00000000012F0000-0x0000000001432000-memory.dmp

Filesize
1.3MB

Download
memory/1716-2-0x0000000000650000-0x0000000000690000-memory.dmp

Filesize
256KB

Download
memory/2724-23-0x0000000004C50000-0x0000000004C90000-memory.dmp

Filesize
256KB

Download
memory/2724-22-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/2724-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2724-20-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2724-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2724-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2724-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2724-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2724-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2724-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2724-24-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/2724-25-0x0000000004C50000-0x0000000004C90000-memory.dmp

Filesize
256KB

Download

Analysis

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