agenttesla | 71db72fdf67af76d080be2a30e8492469b63a48023286aa72ed83a322b45bfe1

General

Target

USD44,680.85 Payment against invoice 16.07.2020.PDF.exe
Size

723KB
MD5

5cc16d69a5305ad91a8d5c6986313589
SHA1

b5e1ab1f76993f5dc99d7d647ac1b69cc29eb37f
SHA256

71db72fdf67af76d080be2a30e8492469b63a48023286aa72ed83a322b45bfe1
SHA512

8c0c523628a6f7886a1d7e125bb333b30798a5a06fd91ddab5243d98de80376bb62913a476f1afcbb5a89baf48e9a75fd25d83ac7e3a2e0edf0ae78351bba9bf

Score

10^/10

agenttesla keylogger spyware stealer trojan upx

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.alhaseebcorp.com
Port:
587
Username:
[email protected]
Password:
FRO#/kLtinG@123

Signatures

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

AgentTesla Payload 3 IoCs

resource	yara_rule
behavioral1/memory/1012-5-0x0000000000400000-0x00000000004A4000-memory.dmp	family_agenttesla
behavioral1/memory/1012-6-0x00000000004B0000-0x00000000004FC000-memory.dmp	family_agenttesla
behavioral1/memory/1012-8-0x00000000002E0000-0x0000000000326000-memory.dmp	family_agenttesla

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1012-2-0x0000000000400000-0x00000000004A4000-memory.dmp	upx
behavioral1/memory/1012-4-0x0000000000400000-0x00000000004A4000-memory.dmp	upx
behavioral1/memory/1012-5-0x0000000000400000-0x00000000004A4000-memory.dmp	upx

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\werewolf.vbs	notepad.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

Data from Local System
T1005

Credentials in Files
T1081
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

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1500 set thread context of 1012	1500	USD44,680.85 Payment against invoice 16.07.2020.PDF.exe	25

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1500	USD44,680.85 Payment against invoice 16.07.2020.PDF.exe
1012	USD44,680.85 Payment against invoice 16.07.2020.PDF.exe
1012	USD44,680.85 Payment against invoice 16.07.2020.PDF.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1500	USD44,680.85 Payment against invoice 16.07.2020.PDF.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1012	USD44,680.85 Payment against invoice 16.07.2020.PDF.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1500 wrote to memory of 476	1500	USD44,680.85 Payment against invoice 16.07.2020.PDF.exe	24
PID 1500 wrote to memory of 476	1500	USD44,680.85 Payment against invoice 16.07.2020.PDF.exe	24
PID 1500 wrote to memory of 476	1500	USD44,680.85 Payment against invoice 16.07.2020.PDF.exe	24
PID 1500 wrote to memory of 476	1500	USD44,680.85 Payment against invoice 16.07.2020.PDF.exe	24
PID 1500 wrote to memory of 476	1500	USD44,680.85 Payment against invoice 16.07.2020.PDF.exe	24
PID 1500 wrote to memory of 476	1500	USD44,680.85 Payment against invoice 16.07.2020.PDF.exe	24
PID 1500 wrote to memory of 1012	1500	USD44,680.85 Payment against invoice 16.07.2020.PDF.exe	25
PID 1500 wrote to memory of 1012	1500	USD44,680.85 Payment against invoice 16.07.2020.PDF.exe	25
PID 1500 wrote to memory of 1012	1500	USD44,680.85 Payment against invoice 16.07.2020.PDF.exe	25
PID 1500 wrote to memory of 1012	1500	USD44,680.85 Payment against invoice 16.07.2020.PDF.exe	25

C:\Users\Admin\AppData\Local\Temp\USD44,680.85 Payment against invoice 16.07.2020.PDF.exe
"C:\Users\Admin\AppData\Local\Temp\USD44,680.85 Payment against invoice 16.07.2020.PDF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1500
- C:\Windows\SysWOW64\notepad.exe
  "C:\Windows\system32\notepad.exe"
  2⤵
  - Drops startup file
  PID:476
- C:\Users\Admin\AppData\Local\Temp\USD44,680.85 Payment against invoice 16.07.2020.PDF.exe
  "C:\Users\Admin\AppData\Local\Temp\USD44,680.85 Payment against invoice 16.07.2020.PDF.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1012

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/476-1-0x0000000000090000-0x0000000000091000-memory.dmp

Filesize
4KB

Download
memory/1012-2-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/1012-4-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/1012-5-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/1012-6-0x00000000004B0000-0x00000000004FC000-memory.dmp

Filesize
304KB

Download
memory/1012-7-0x0000000000352000-0x0000000000353000-memory.dmp

Filesize
4KB

Download
memory/1012-8-0x00000000002E0000-0x0000000000326000-memory.dmp

Filesize
280KB

Download

Analysis

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