agenttesla | 6e19455a9618b20fae8404a9b3c9f4f37d2b2cf032faf61d3837b59bf9497666

Analysis

max time kernel
67s
max time network
30s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
11/05/2023, 19:12

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General

Target

Euro Swift Copy·PDF.scr
Size

1.3MB
MD5

b67a90c8381e471791cc4e5f7e43829f
SHA1

7ecac5583356989ae599e6a1a096c791b350e7c7
SHA256

6e19455a9618b20fae8404a9b3c9f4f37d2b2cf032faf61d3837b59bf9497666
SHA512

04a8f5ca1793c2bc35451ab617416d2b93a8be3471bb73305d359c96b818b2265e702e37425ee2aafee5e3132cd1a01e235df1174bdee23e3a2b1e694be6d555
SSDEEP

24576:zCdQy7r3oUV2nJEFQ/S26klFhX1Ar7QemnokIUSSm0U:eXgKF4S2z/XOed

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

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

Signatures

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Windows\CurrentVersion\Run\Wavadjybz = "\"C:\\Users\\Admin\\AppData\\Roaming\\Yqjyegcblwb\\Wavadjybz.exe\""	Euro Swift Copy·PDF.scr

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2028 set thread context of 556	2028	Euro Swift Copy·PDF.scr	36

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

System Information Discovery
T1082

Gathers network information 2 TTPs 2 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command-Line Interface

T1059

pid	Process
308	ipconfig.exe
676	ipconfig.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
672	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2028	Euro Swift Copy·PDF.scr
Token: SeDebugPrivilege	672	powershell.exe
Token: SeDebugPrivilege	556	aspnet_compiler.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
556	aspnet_compiler.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 2028 wrote to memory of 296	2028	Euro Swift Copy·PDF.scr	28
PID 2028 wrote to memory of 296	2028	Euro Swift Copy·PDF.scr	28
PID 2028 wrote to memory of 296	2028	Euro Swift Copy·PDF.scr	28
PID 2028 wrote to memory of 296	2028	Euro Swift Copy·PDF.scr	28
PID 296 wrote to memory of 308	296	cmd.exe	30
PID 296 wrote to memory of 308	296	cmd.exe	30
PID 296 wrote to memory of 308	296	cmd.exe	30
PID 296 wrote to memory of 308	296	cmd.exe	30
PID 2028 wrote to memory of 672	2028	Euro Swift Copy·PDF.scr	31
PID 2028 wrote to memory of 672	2028	Euro Swift Copy·PDF.scr	31
PID 2028 wrote to memory of 672	2028	Euro Swift Copy·PDF.scr	31
PID 2028 wrote to memory of 672	2028	Euro Swift Copy·PDF.scr	31
PID 2028 wrote to memory of 1560	2028	Euro Swift Copy·PDF.scr	33
PID 2028 wrote to memory of 1560	2028	Euro Swift Copy·PDF.scr	33
PID 2028 wrote to memory of 1560	2028	Euro Swift Copy·PDF.scr	33
PID 2028 wrote to memory of 1560	2028	Euro Swift Copy·PDF.scr	33
PID 1560 wrote to memory of 676	1560	cmd.exe	35
PID 1560 wrote to memory of 676	1560	cmd.exe	35
PID 1560 wrote to memory of 676	1560	cmd.exe	35
PID 1560 wrote to memory of 676	1560	cmd.exe	35
PID 2028 wrote to memory of 556	2028	Euro Swift Copy·PDF.scr	36
PID 2028 wrote to memory of 556	2028	Euro Swift Copy·PDF.scr	36
PID 2028 wrote to memory of 556	2028	Euro Swift Copy·PDF.scr	36
PID 2028 wrote to memory of 556	2028	Euro Swift Copy·PDF.scr	36
PID 2028 wrote to memory of 556	2028	Euro Swift Copy·PDF.scr	36
PID 2028 wrote to memory of 556	2028	Euro Swift Copy·PDF.scr	36
PID 2028 wrote to memory of 556	2028	Euro Swift Copy·PDF.scr	36
PID 2028 wrote to memory of 556	2028	Euro Swift Copy·PDF.scr	36
PID 2028 wrote to memory of 556	2028	Euro Swift Copy·PDF.scr	36

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe

C:\Users\Admin\AppData\Local\Temp\Euro Swift Copy·PDF.scr
"C:\Users\Admin\AppData\Local\Temp\Euro Swift Copy·PDF.scr" /S
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2028
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ipconfig /release
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:296
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /release
    3⤵
    - Gathers network information
    PID:308
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAANAA1AA==
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:672
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ipconfig /renew
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1560
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /renew
    3⤵
    - Gathers network information
    PID:676
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:556

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Command-Line Interface

T1059

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/556-70-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/556-71-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/556-77-0x0000000004DF0000-0x0000000004E30000-memory.dmp

Filesize
256KB

Download
memory/556-76-0x0000000004DF0000-0x0000000004E30000-memory.dmp

Filesize
256KB

Download
memory/556-75-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/556-73-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/556-67-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/556-69-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/556-66-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/556-68-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/672-62-0x0000000002230000-0x0000000002270000-memory.dmp

Filesize
256KB

Download
memory/672-61-0x0000000002230000-0x0000000002270000-memory.dmp

Filesize
256KB

Download
memory/2028-55-0x0000000000A40000-0x0000000000B38000-memory.dmp

Filesize
992KB

Download
memory/2028-63-0x0000000001310000-0x0000000001350000-memory.dmp

Filesize
256KB

Download
memory/2028-54-0x00000000013D0000-0x0000000001526000-memory.dmp

Filesize
1.3MB

Download
memory/2028-58-0x0000000001240000-0x00000000012D2000-memory.dmp

Filesize
584KB

Download
memory/2028-57-0x0000000000430000-0x000000000044A000-memory.dmp

Filesize
104KB

Download
memory/2028-56-0x0000000001310000-0x0000000001350000-memory.dmp

Filesize
256KB

Download