agenttesla | 33887e89b9bee91752a8ce8ba3090b7440f9be51454902a42c287fe87f87062a

General

Target

33887e89b9bee91752a8ce8ba3090b7440f9be51454902a42c287fe87f87062a.exe
Size

1.2MB
MD5

c7f2122c54ae2d9fa69c556d4b546f0b
SHA1

5f7e1874bb0a8829453a42384db00f23ea4d3e26
SHA256

33887e89b9bee91752a8ce8ba3090b7440f9be51454902a42c287fe87f87062a
SHA512

ab45d6c2791d7179a443e8e07230c3f2f7368d9b6a2fdfe2e82437ab37f230646ad2956667adf1213fcc7584cc16c33f3d593053a896893b06816581596bfa23
SSDEEP

24576:mRmJkcoQricOIQxiZY1iagXLH7HmDj2OtB5sxvRPTK+6qh4Qd/oY:jJZoQrbTFZY1iagbH7HOaOGBR7D42/oY

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.agaliofu.top
Port:
587
Username:
[email protected]
Password:
QPS.6YYl.Yi=
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/3516-2-0x0000000004390000-0x0000000004790000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3516 set thread context of 2320	3516	33887e89b9bee91752a8ce8ba3090b7440f9be51454902a42c287fe87f87062a.exe	82

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1560	3516	WerFault.exe	81

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	33887e89b9bee91752a8ce8ba3090b7440f9be51454902a42c287fe87f87062a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2320	RegSvcs.exe
2320	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3516	33887e89b9bee91752a8ce8ba3090b7440f9be51454902a42c287fe87f87062a.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2320	RegSvcs.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3516 wrote to memory of 2320	3516	33887e89b9bee91752a8ce8ba3090b7440f9be51454902a42c287fe87f87062a.exe	82
PID 3516 wrote to memory of 2320	3516	33887e89b9bee91752a8ce8ba3090b7440f9be51454902a42c287fe87f87062a.exe	82
PID 3516 wrote to memory of 2320	3516	33887e89b9bee91752a8ce8ba3090b7440f9be51454902a42c287fe87f87062a.exe	82
PID 3516 wrote to memory of 2320	3516	33887e89b9bee91752a8ce8ba3090b7440f9be51454902a42c287fe87f87062a.exe	82

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\33887e89b9bee91752a8ce8ba3090b7440f9be51454902a42c287fe87f87062a.exe
"C:\Users\Admin\AppData\Local\Temp\33887e89b9bee91752a8ce8ba3090b7440f9be51454902a42c287fe87f87062a.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3516
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\33887e89b9bee91752a8ce8ba3090b7440f9be51454902a42c287fe87f87062a.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2320
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3516 -s 716
  2⤵
  - Program crash
  PID:1560

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3516 -ip 3516
1⤵
PID:1920

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/2320-3-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2320-4-0x0000000073F2E000-0x0000000073F2F000-memory.dmp

Filesize
4KB

Download
memory/2320-5-0x0000000005DF0000-0x0000000006394000-memory.dmp

Filesize
5.6MB

Download
memory/2320-6-0x0000000005790000-0x00000000057F6000-memory.dmp

Filesize
408KB

Download
memory/2320-7-0x0000000073F20000-0x00000000746D0000-memory.dmp

Filesize
7.7MB

Download
memory/2320-8-0x00000000067F0000-0x0000000006840000-memory.dmp

Filesize
320KB

Download
memory/2320-9-0x00000000068E0000-0x0000000006972000-memory.dmp

Filesize
584KB

Download
memory/2320-10-0x0000000006850000-0x000000000685A000-memory.dmp

Filesize
40KB

Download
memory/2320-11-0x0000000073F2E000-0x0000000073F2F000-memory.dmp

Filesize
4KB

Download
memory/2320-12-0x0000000073F20000-0x00000000746D0000-memory.dmp

Filesize
7.7MB

Download
memory/3516-2-0x0000000004390000-0x0000000004790000-memory.dmp

Filesize
4.0MB

Download

Analysis

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