agenttesla | 504f5f1a3d00d7be92e8b4c8149e35ce2313f1aad4cd13a16c4db7c46d6efb01

Analysis

max time kernel
143s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 18:40

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General

Target

DHL BL Draft copy.exe
Size

608KB
MD5

f0cc1b3ad62c95620da01942c0104d0b
SHA1

4a68a6f94b2aba191e62887adfb77b2f79a9d099
SHA256

504f5f1a3d00d7be92e8b4c8149e35ce2313f1aad4cd13a16c4db7c46d6efb01
SHA512

e113271328d5e66f1f7e96f71cdb6ff2a00cc9d9894366349b5f603d0efc20233d9a0997d0102181737e45d8b493660ad4fb4120d157ce9dadbac8bef7005ea5
SSDEEP

12288:kXs2nLnqwF+u91tmqqBUYMxVczDstGtzmg4x4KvcjHmjzr/2TxusiWhcC:kXznLnP+FHgCDssRmjCOzr/2TsHWWC

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.trisquarespl.com
Port:
587
Username:
[email protected]
Password:
#YQnq^Yy5
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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.

Processes:

flow ioc

23 api.ipify.org
22 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

DHL BL Draft copy.exe

description pid process target process

PID 4800 set thread context of 1692 4800 DHL BL Draft copy.exe regasm.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

regasm.exe

pid process

1692 regasm.exe
1692 regasm.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

regasm.exe

description pid process

Token: SeDebugPrivilege 1692 regasm.exe

flow	ioc
23	api.ipify.org
22	api.ipify.org

description	pid	process	target process
PID 4800 set thread context of 1692	4800	DHL BL Draft copy.exe	regasm.exe

pid	process
1692	regasm.exe
1692	regasm.exe

description	pid	process
Token: SeDebugPrivilege	1692	regasm.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

DHL BL Draft copy.exe

description	pid	process	target process
PID 4800 wrote to memory of 1692	4800	DHL BL Draft copy.exe	regasm.exe
PID 4800 wrote to memory of 1692	4800	DHL BL Draft copy.exe	regasm.exe
PID 4800 wrote to memory of 1692	4800	DHL BL Draft copy.exe	regasm.exe
PID 4800 wrote to memory of 1692	4800	DHL BL Draft copy.exe	regasm.exe
PID 4800 wrote to memory of 1692	4800	DHL BL Draft copy.exe	regasm.exe
PID 4800 wrote to memory of 1692	4800	DHL BL Draft copy.exe	regasm.exe
PID 4800 wrote to memory of 1692	4800	DHL BL Draft copy.exe	regasm.exe
PID 4800 wrote to memory of 1692	4800	DHL BL Draft copy.exe	regasm.exe

C:\Users\Admin\AppData\Local\Temp\DHL BL Draft copy.exe
"C:\Users\Admin\AppData\Local\Temp\DHL BL Draft copy.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4800
- 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
  PID:1692

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1692-10-0x0000000004AC0000-0x0000000004B26000-memory.dmp

Filesize
408KB

Download
memory/1692-17-0x0000000074EB0000-0x0000000075660000-memory.dmp

Filesize
7.7MB

Download
memory/1692-16-0x0000000074EBE000-0x0000000074EBF000-memory.dmp

Filesize
4KB

Download
memory/1692-15-0x0000000005DC0000-0x0000000005DCA000-memory.dmp

Filesize
40KB

Download
memory/1692-14-0x0000000005E30000-0x0000000005EC2000-memory.dmp

Filesize
584KB

Download
memory/1692-13-0x0000000005D40000-0x0000000005D90000-memory.dmp

Filesize
320KB

Download
memory/1692-11-0x0000000074EB0000-0x0000000075660000-memory.dmp

Filesize
7.7MB

Download
memory/1692-7-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1692-8-0x0000000074EBE000-0x0000000074EBF000-memory.dmp

Filesize
4KB

Download
memory/1692-9-0x0000000005070000-0x0000000005614000-memory.dmp

Filesize
5.6MB

Download
memory/4800-4-0x00007FFE80DA0000-0x00007FFE81861000-memory.dmp

Filesize
10.8MB

Download
memory/4800-6-0x000001BEA5840000-0x000001BEA58D4000-memory.dmp

Filesize
592KB

Download
memory/4800-12-0x00007FFE80DA0000-0x00007FFE81861000-memory.dmp

Filesize
10.8MB

Download
memory/4800-5-0x000001BE8B690000-0x000001BE8B696000-memory.dmp

Filesize
24KB

Download
memory/4800-0-0x000001BE8B2F0000-0x000001BE8B2FC000-memory.dmp

Filesize
48KB

Download
memory/4800-3-0x000001BE8B6B0000-0x000001BE8B6CE000-memory.dmp

Filesize
120KB

Download
memory/4800-2-0x000001BE8CF20000-0x000001BE8CF96000-memory.dmp

Filesize
472KB

Download
memory/4800-1-0x00007FFE80DA3000-0x00007FFE80DA5000-memory.dmp

Filesize
8KB

Download