agenttesla | 32ff21aa9cba77046121120ba3717bf075d88358ba312aec5dbaee5fe40a6577

General

Target

DHL Delivery Invoice AWB#7490327845.exe
Size

687KB
MD5

90e4920b22ed4d08ffa35e9a2207582f
SHA1

a1f7c6ae77f9cd1eedba9b4055702de8fc94fc38
SHA256

315e192aab8ea5665e7bc56e140936f1f1063e0778ab2218e4fdadccee33269a
SHA512

aa12501816e8b1dd38a2b91f2b3216361fabf812271992d8296d28c9d78f3e318de523b1b67da62bed52b9679a3442937bf869e48ccbb894eea2adf803029284
SSDEEP

12288:gxAbWEbNZYTJIiheGv98WEFYIqQAiiq/+XdjRvbuQ/AeAZcf4pxXGntQ/rlHQtYu:gxAxbNZIaZ2fEFPUTq/kdljugAdSQpd3

Score

10^/10

agenttesla execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.ru
Port:
587
Username:
[email protected]
Password:
marcellinus360
Email To:
[email protected]

Signatures

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

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
3032	powershell.exe

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.

flow	ioc
5	api.ipify.org
4	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1632 set thread context of 2648	1632	DHL Delivery Invoice AWB#7490327845.exe	33

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
320	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1632	DHL Delivery Invoice AWB#7490327845.exe
1632	DHL Delivery Invoice AWB#7490327845.exe
2648	DHL Delivery Invoice AWB#7490327845.exe
2648	DHL Delivery Invoice AWB#7490327845.exe
3032	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1632	DHL Delivery Invoice AWB#7490327845.exe
Token: SeDebugPrivilege	2648	DHL Delivery Invoice AWB#7490327845.exe
Token: SeDebugPrivilege	3032	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2648	DHL Delivery Invoice AWB#7490327845.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1632 wrote to memory of 3032	1632	DHL Delivery Invoice AWB#7490327845.exe	28
PID 1632 wrote to memory of 3032	1632	DHL Delivery Invoice AWB#7490327845.exe	28
PID 1632 wrote to memory of 3032	1632	DHL Delivery Invoice AWB#7490327845.exe	28
PID 1632 wrote to memory of 3032	1632	DHL Delivery Invoice AWB#7490327845.exe	28
PID 1632 wrote to memory of 320	1632	DHL Delivery Invoice AWB#7490327845.exe	30
PID 1632 wrote to memory of 320	1632	DHL Delivery Invoice AWB#7490327845.exe	30
PID 1632 wrote to memory of 320	1632	DHL Delivery Invoice AWB#7490327845.exe	30
PID 1632 wrote to memory of 320	1632	DHL Delivery Invoice AWB#7490327845.exe	30
PID 1632 wrote to memory of 2644	1632	DHL Delivery Invoice AWB#7490327845.exe	32
PID 1632 wrote to memory of 2644	1632	DHL Delivery Invoice AWB#7490327845.exe	32
PID 1632 wrote to memory of 2644	1632	DHL Delivery Invoice AWB#7490327845.exe	32
PID 1632 wrote to memory of 2644	1632	DHL Delivery Invoice AWB#7490327845.exe	32
PID 1632 wrote to memory of 2648	1632	DHL Delivery Invoice AWB#7490327845.exe	33
PID 1632 wrote to memory of 2648	1632	DHL Delivery Invoice AWB#7490327845.exe	33
PID 1632 wrote to memory of 2648	1632	DHL Delivery Invoice AWB#7490327845.exe	33
PID 1632 wrote to memory of 2648	1632	DHL Delivery Invoice AWB#7490327845.exe	33
PID 1632 wrote to memory of 2648	1632	DHL Delivery Invoice AWB#7490327845.exe	33
PID 1632 wrote to memory of 2648	1632	DHL Delivery Invoice AWB#7490327845.exe	33
PID 1632 wrote to memory of 2648	1632	DHL Delivery Invoice AWB#7490327845.exe	33
PID 1632 wrote to memory of 2648	1632	DHL Delivery Invoice AWB#7490327845.exe	33
PID 1632 wrote to memory of 2648	1632	DHL Delivery Invoice AWB#7490327845.exe	33

C:\Users\Admin\AppData\Local\Temp\DHL Delivery Invoice AWB#7490327845.exe
"C:\Users\Admin\AppData\Local\Temp\DHL Delivery Invoice AWB#7490327845.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1632
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\tZwPgj.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3032
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tZwPgj" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4347.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:320
- C:\Users\Admin\AppData\Local\Temp\DHL Delivery Invoice AWB#7490327845.exe
  "C:\Users\Admin\AppData\Local\Temp\DHL Delivery Invoice AWB#7490327845.exe"
  2⤵
  PID:2644
- C:\Users\Admin\AppData\Local\Temp\DHL Delivery Invoice AWB#7490327845.exe
  "C:\Users\Admin\AppData\Local\Temp\DHL Delivery Invoice AWB#7490327845.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2648

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

Scheduled Task/Job

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp4347.tmp

Filesize
1KB

MD5
748166342de5163de835fc584fe8a504

SHA1
7d7554274ebe260738da157ec49659a6f9bcbbbc

SHA256
b36a670f1e31bb6241066c482045c79380e8b752fe5de8a0e3e1d361ad43e4b0

SHA512
0c3fcb653468186be3d680eb75a5b8243651e5fed46c63ee3a5e75558d4564eb9aae720487dec22e1f00446c4065be54d9539142387a1271688d1585edccf4c6

Download Submit
memory/1632-26-0x0000000074980000-0x000000007506E000-memory.dmp

Filesize
6.9MB

Download
memory/1632-1-0x0000000000A70000-0x0000000000B22000-memory.dmp

Filesize
712KB

Download
memory/1632-2-0x00000000005B0000-0x00000000005D0000-memory.dmp

Filesize
128KB

Download
memory/1632-3-0x0000000074980000-0x000000007506E000-memory.dmp

Filesize
6.9MB

Download
memory/1632-4-0x0000000000640000-0x0000000000650000-memory.dmp

Filesize
64KB

Download
memory/1632-5-0x0000000000650000-0x0000000000666000-memory.dmp

Filesize
88KB

Download
memory/1632-6-0x0000000005130000-0x00000000051B2000-memory.dmp

Filesize
520KB

Download
memory/1632-0-0x000000007498E000-0x000000007498F000-memory.dmp

Filesize
4KB

Download
memory/2648-16-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2648-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2648-25-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2648-24-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2648-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2648-20-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2648-18-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2648-14-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads