agenttesla | 2d546e019a7996d4b0c3fd89606b6ec1ff2f43430743773d54f622a9ffc9c145

General

Target

fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe
Size

887KB
MD5

fa7300913e201d137d33ee3aaddc714f
SHA1

0fc2c6389e5d80cfd768597fae67a8a93191551f
SHA256

2d546e019a7996d4b0c3fd89606b6ec1ff2f43430743773d54f622a9ffc9c145
SHA512

802cf5dd09d022ac2dce3836f267e83103cecfe1f16d926daef3719aea88b4879946b889230e80844376113ae73a7525b1fd4889489a57634d62b0a1a5f68434
SSDEEP

12288:9dADc9F3nC0Py3gAh1W/SzXwTWF5NhrYRAisbCiODWKJVLHgrzrkLJqO8DNSyH/:9cW/S1NrY3sbLA0rh3

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot1827151963:AAGIazfknuFdqmZgjb8fJx4MTD5EkXRaEQg/sendDocument

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/2588-10-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2588-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2588-14-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2588-16-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2588-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2588-21-0x0000000004C50000-0x0000000004C90000-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-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1772 set thread context of 2588	1772	fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe	31

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1772	fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe
2588	fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe
2588	fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1772	fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe
Token: SeDebugPrivilege	2588	fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1772 wrote to memory of 1888	1772	fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe	30
PID 1772 wrote to memory of 1888	1772	fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe	30
PID 1772 wrote to memory of 1888	1772	fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe	30
PID 1772 wrote to memory of 1888	1772	fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe	30
PID 1772 wrote to memory of 2588	1772	fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe	31
PID 1772 wrote to memory of 2588	1772	fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe	31
PID 1772 wrote to memory of 2588	1772	fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe	31
PID 1772 wrote to memory of 2588	1772	fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe	31
PID 1772 wrote to memory of 2588	1772	fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe	31
PID 1772 wrote to memory of 2588	1772	fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe	31
PID 1772 wrote to memory of 2588	1772	fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe	31
PID 1772 wrote to memory of 2588	1772	fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe	31
PID 1772 wrote to memory of 2588	1772	fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1772
- C:\Users\Admin\AppData\Local\Temp\fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe"
  2⤵
  PID:1888
- C:\Users\Admin\AppData\Local\Temp\fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\fa7300913e201d137d33ee3aaddc714f_JaffaCakes118.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2588

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/1772-0-0x00000000002B0000-0x0000000000394000-memory.dmp

Filesize
912KB

Download
memory/1772-1-0x0000000073F20000-0x000000007460E000-memory.dmp

Filesize
6.9MB

Download
memory/1772-2-0x0000000004400000-0x0000000004440000-memory.dmp

Filesize
256KB

Download
memory/1772-3-0x0000000000710000-0x0000000000728000-memory.dmp

Filesize
96KB

Download
memory/1772-4-0x0000000073F20000-0x000000007460E000-memory.dmp

Filesize
6.9MB

Download
memory/1772-5-0x0000000004400000-0x0000000004440000-memory.dmp

Filesize
256KB

Download
memory/1772-6-0x0000000005640000-0x00000000056F4000-memory.dmp

Filesize
720KB

Download
memory/1772-7-0x00000000021B0000-0x00000000021FE000-memory.dmp

Filesize
312KB

Download
memory/1772-20-0x0000000073F20000-0x000000007460E000-memory.dmp

Filesize
6.9MB

Download
memory/2588-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2588-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2588-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2588-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2588-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2588-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2588-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2588-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2588-19-0x0000000073F20000-0x000000007460E000-memory.dmp

Filesize
6.9MB

Download
memory/2588-21-0x0000000004C50000-0x0000000004C90000-memory.dmp

Filesize
256KB

Download
memory/2588-22-0x0000000073F20000-0x000000007460E000-memory.dmp

Filesize
6.9MB

Download
memory/2588-23-0x0000000004C50000-0x0000000004C90000-memory.dmp

Filesize
256KB

Download
memory/2588-24-0x0000000004C50000-0x0000000004C90000-memory.dmp

Filesize
256KB

Download

Analysis

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