agenttesla | 01d0240ca8e6371275850138ef58bb6cb4531d5ddcf37ca60e143a9c17ffcd2c

General

Target

New Order PO Pdf.exe
Size

782KB
MD5

ada2688229273cf4c6f7a99b754c30bf
SHA1

3203a1df97391b8724fbb3358dac82612037d2bf
SHA256

d7abd39aef9b875bc280512418843d56e027212adfd34c36d7d20203168b8bad
SHA512

0d691a6144995f507cfa989383fd3dbfba0bfcb9f1b5900501cf6f5367207d7d8702493f37066f34f660e009ee182f2dc0972fe0a93564c7284db54e879a8ce4
SSDEEP

12288:wNWqa2iNx5LbzIu9+r9vd6RYuuWonU2UNKeVy/sxj3PoqCBgl+tjBIjU6kp0ckx8:6a1j5LA9wyLnUDEUVJPoqigwh2Ktk

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
IvHg^r)2
Email To:
[email protected]

Signatures

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

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 stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	New Order PO Pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	New Order PO Pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	New Order PO Pdf.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-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MmRKwR = "C:\\Users\\Admin\\AppData\\Roaming\\MmRKwR\\MmRKwR.exe"	New Order PO Pdf.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3192 set thread context of 4064	3192	New Order PO Pdf.exe	91

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4064	New Order PO Pdf.exe
4064	New Order PO Pdf.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4064	New Order PO Pdf.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3192 wrote to memory of 4064	3192	New Order PO Pdf.exe	91
PID 3192 wrote to memory of 4064	3192	New Order PO Pdf.exe	91
PID 3192 wrote to memory of 4064	3192	New Order PO Pdf.exe	91
PID 3192 wrote to memory of 4064	3192	New Order PO Pdf.exe	91
PID 3192 wrote to memory of 4064	3192	New Order PO Pdf.exe	91
PID 3192 wrote to memory of 4064	3192	New Order PO Pdf.exe	91
PID 3192 wrote to memory of 4064	3192	New Order PO Pdf.exe	91
PID 3192 wrote to memory of 4064	3192	New Order PO Pdf.exe	91

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	New Order PO Pdf.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	New Order PO Pdf.exe

C:\Users\Admin\AppData\Local\Temp\New Order PO Pdf.exe
"C:\Users\Admin\AppData\Local\Temp\New Order PO Pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3192
- C:\Users\Admin\AppData\Local\Temp\New Order PO Pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\New Order PO Pdf.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4064

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\New Order PO Pdf.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/3192-139-0x00000000078E0000-0x000000000797C000-memory.dmp

Filesize
624KB

Download
memory/3192-135-0x00000000057C0000-0x0000000005852000-memory.dmp

Filesize
584KB

Download
memory/3192-136-0x0000000005860000-0x000000000586A000-memory.dmp

Filesize
40KB

Download
memory/3192-137-0x00000000059C0000-0x00000000059D0000-memory.dmp

Filesize
64KB

Download
memory/3192-138-0x00000000059C0000-0x00000000059D0000-memory.dmp

Filesize
64KB

Download
memory/3192-133-0x0000000000D70000-0x0000000000E38000-memory.dmp

Filesize
800KB

Download
memory/3192-134-0x0000000005E60000-0x0000000006404000-memory.dmp

Filesize
5.6MB

Download
memory/4064-140-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4064-143-0x0000000005480000-0x00000000054E6000-memory.dmp

Filesize
408KB

Download
memory/4064-144-0x0000000005740000-0x0000000005750000-memory.dmp

Filesize
64KB

Download
memory/4064-146-0x00000000064C0000-0x0000000006510000-memory.dmp

Filesize
320KB

Download
memory/4064-147-0x00000000066E0000-0x00000000068A2000-memory.dmp

Filesize
1.8MB

Download
memory/4064-148-0x0000000005740000-0x0000000005750000-memory.dmp

Filesize
64KB

Download

Analysis

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