agenttesla | 947dd540011582db0097d01cb51f9c779c13f2033e96ef6d76a4b2e6e5b9d6f5

General

Target

f532f904fc285ab5ff001021e0c0c6a9_JaffaCakes118.exe
Size

804KB
MD5

f532f904fc285ab5ff001021e0c0c6a9
SHA1

5818caf928c26d389c487442d39d2b61d0ef8123
SHA256

947dd540011582db0097d01cb51f9c779c13f2033e96ef6d76a4b2e6e5b9d6f5
SHA512

3833fec8bfebe918f4ba0d36079be8b571bf84cdc08f3780d53432234224fff18d723b3cc74c43701db35f26cc1d3ed9891bf62ea32da865b8356ff132487eec
SSDEEP

24576:dnU0QpKYq5Xjmepk/ozfcNe6Rq7zaFJ+kxqZlCjrc:isjm+k/oTcE

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.gmail.com
Port:
587
Username:
[email protected]
Password:
sontcehkwhxjwuqj

Signatures

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

AgentTesla payload 6 IoCs

resource	yara_rule
behavioral1/memory/2532-12-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2532-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2532-16-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2532-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2532-21-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2532-23-0x00000000005A0000-0x00000000005E0000-memory.dmp	family_agenttesla

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f532f904fc285ab5ff001021e0c0c6a9_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f532f904fc285ab5ff001021e0c0c6a9_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f532f904fc285ab5ff001021e0c0c6a9_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2496 set thread context of 2532	2496	f532f904fc285ab5ff001021e0c0c6a9_JaffaCakes118.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2532	f532f904fc285ab5ff001021e0c0c6a9_JaffaCakes118.exe
2532	f532f904fc285ab5ff001021e0c0c6a9_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2532	f532f904fc285ab5ff001021e0c0c6a9_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2496 wrote to memory of 2532	2496	f532f904fc285ab5ff001021e0c0c6a9_JaffaCakes118.exe	28
PID 2496 wrote to memory of 2532	2496	f532f904fc285ab5ff001021e0c0c6a9_JaffaCakes118.exe	28
PID 2496 wrote to memory of 2532	2496	f532f904fc285ab5ff001021e0c0c6a9_JaffaCakes118.exe	28
PID 2496 wrote to memory of 2532	2496	f532f904fc285ab5ff001021e0c0c6a9_JaffaCakes118.exe	28
PID 2496 wrote to memory of 2532	2496	f532f904fc285ab5ff001021e0c0c6a9_JaffaCakes118.exe	28
PID 2496 wrote to memory of 2532	2496	f532f904fc285ab5ff001021e0c0c6a9_JaffaCakes118.exe	28
PID 2496 wrote to memory of 2532	2496	f532f904fc285ab5ff001021e0c0c6a9_JaffaCakes118.exe	28
PID 2496 wrote to memory of 2532	2496	f532f904fc285ab5ff001021e0c0c6a9_JaffaCakes118.exe	28
PID 2496 wrote to memory of 2532	2496	f532f904fc285ab5ff001021e0c0c6a9_JaffaCakes118.exe	28

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f532f904fc285ab5ff001021e0c0c6a9_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f532f904fc285ab5ff001021e0c0c6a9_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\f532f904fc285ab5ff001021e0c0c6a9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f532f904fc285ab5ff001021e0c0c6a9_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2496
- C:\Users\Admin\AppData\Local\Temp\f532f904fc285ab5ff001021e0c0c6a9_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\f532f904fc285ab5ff001021e0c0c6a9_JaffaCakes118.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2532

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2496-0-0x0000000000230000-0x00000000002FE000-memory.dmp

Filesize
824KB

Download
memory/2496-1-0x00000000742D0000-0x00000000749BE000-memory.dmp

Filesize
6.9MB

Download
memory/2496-2-0x0000000000600000-0x0000000000694000-memory.dmp

Filesize
592KB

Download
memory/2496-3-0x0000000004AA0000-0x0000000004AE0000-memory.dmp

Filesize
256KB

Download
memory/2496-4-0x0000000001E80000-0x0000000001E96000-memory.dmp

Filesize
88KB

Download
memory/2496-5-0x00000000742D0000-0x00000000749BE000-memory.dmp

Filesize
6.9MB

Download
memory/2496-6-0x0000000004AA0000-0x0000000004AE0000-memory.dmp

Filesize
256KB

Download
memory/2496-7-0x00000000053E0000-0x000000000547E000-memory.dmp

Filesize
632KB

Download
memory/2496-8-0x0000000002170000-0x00000000021AC000-memory.dmp

Filesize
240KB

Download
memory/2496-20-0x00000000742D0000-0x00000000749BE000-memory.dmp

Filesize
6.9MB

Download
memory/2532-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2532-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2532-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2532-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2532-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2532-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2532-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2532-21-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2532-22-0x00000000742D0000-0x00000000749BE000-memory.dmp

Filesize
6.9MB

Download
memory/2532-23-0x00000000005A0000-0x00000000005E0000-memory.dmp

Filesize
256KB

Download
memory/2532-24-0x00000000742D0000-0x00000000749BE000-memory.dmp

Filesize
6.9MB

Download
memory/2532-25-0x00000000005A0000-0x00000000005E0000-memory.dmp

Filesize
256KB

Download
memory/2532-26-0x00000000005A0000-0x00000000005E0000-memory.dmp

Filesize
256KB

Download

Analysis

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