agenttesla | d47bb2d6f7ec69ba6475aea16be4550f676dcc802088092f0d32daf42de501b4

General

Target

ed69709ed965f3d15998db0ecb60ad4e_JaffaCakes118.exe
Size

587KB
MD5

ed69709ed965f3d15998db0ecb60ad4e
SHA1

12c9ef4d9408ee4d243a650bf178441fdac9dfbe
SHA256

d47bb2d6f7ec69ba6475aea16be4550f676dcc802088092f0d32daf42de501b4
SHA512

b68cf022c17655c4e48c5ab2e0f1b75ba5c24d419189fc013eccb9d069f45276883bdeb9ab590be444bb6eeb0082e5516d7df2358df932508a4b25afc3efea62
SSDEEP

12288:XZtqIoztFU5iiiLzgkTcOKn2ac5/kFwSTy9NDN8w:JtqIQLUI1g2ydqEip8w

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
webmail.emirtecnt.com
Port:
587
Username:
[email protected]
Password:
Basicman111.?

Signatures

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

AgentTesla payload 1 IoCs

resource	yara_rule
behavioral2/memory/3968-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_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
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
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

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-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ed69709ed965f3d15998db0ecb60ad4e_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ed69709ed965f3d15998db0ecb60ad4e_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ed69709ed965f3d15998db0ecb60ad4e_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2060 set thread context of 3968	2060	ed69709ed965f3d15998db0ecb60ad4e_JaffaCakes118.exe	91

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	ed69709ed965f3d15998db0ecb60ad4e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ed69709ed965f3d15998db0ecb60ad4e_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3968	ed69709ed965f3d15998db0ecb60ad4e_JaffaCakes118.exe
3968	ed69709ed965f3d15998db0ecb60ad4e_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3968	ed69709ed965f3d15998db0ecb60ad4e_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3968	ed69709ed965f3d15998db0ecb60ad4e_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2060 wrote to memory of 3968	2060	ed69709ed965f3d15998db0ecb60ad4e_JaffaCakes118.exe	91
PID 2060 wrote to memory of 3968	2060	ed69709ed965f3d15998db0ecb60ad4e_JaffaCakes118.exe	91
PID 2060 wrote to memory of 3968	2060	ed69709ed965f3d15998db0ecb60ad4e_JaffaCakes118.exe	91
PID 2060 wrote to memory of 3968	2060	ed69709ed965f3d15998db0ecb60ad4e_JaffaCakes118.exe	91
PID 2060 wrote to memory of 3968	2060	ed69709ed965f3d15998db0ecb60ad4e_JaffaCakes118.exe	91
PID 2060 wrote to memory of 3968	2060	ed69709ed965f3d15998db0ecb60ad4e_JaffaCakes118.exe	91
PID 2060 wrote to memory of 3968	2060	ed69709ed965f3d15998db0ecb60ad4e_JaffaCakes118.exe	91
PID 2060 wrote to memory of 3968	2060	ed69709ed965f3d15998db0ecb60ad4e_JaffaCakes118.exe	91

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ed69709ed965f3d15998db0ecb60ad4e_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ed69709ed965f3d15998db0ecb60ad4e_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\ed69709ed965f3d15998db0ecb60ad4e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ed69709ed965f3d15998db0ecb60ad4e_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2060
- C:\Users\Admin\AppData\Local\Temp\ed69709ed965f3d15998db0ecb60ad4e_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\ed69709ed965f3d15998db0ecb60ad4e_JaffaCakes118.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:3968

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

Unsecured Credentials

5

T1552

Credentials In Files

4

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

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\ed69709ed965f3d15998db0ecb60ad4e_JaffaCakes118.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/2060-10-0x0000000006F60000-0x0000000006FC2000-memory.dmp

Filesize
392KB

Download
memory/2060-3-0x00000000052C0000-0x0000000005352000-memory.dmp

Filesize
584KB

Download
memory/2060-1-0x0000000000820000-0x00000000008B8000-memory.dmp

Filesize
608KB

Download
memory/2060-4-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/2060-5-0x0000000005270000-0x000000000527A000-memory.dmp

Filesize
40KB

Download
memory/2060-6-0x0000000006BB0000-0x0000000006C4C000-memory.dmp

Filesize
624KB

Download
memory/2060-7-0x0000000005600000-0x0000000005612000-memory.dmp

Filesize
72KB

Download
memory/2060-8-0x0000000074EDE000-0x0000000074EDF000-memory.dmp

Filesize
4KB

Download
memory/2060-15-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/2060-0-0x0000000074EDE000-0x0000000074EDF000-memory.dmp

Filesize
4KB

Download
memory/2060-9-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/2060-2-0x00000000057D0000-0x0000000005D74000-memory.dmp

Filesize
5.6MB

Download
memory/3968-23-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/3968-14-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/3968-16-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/3968-17-0x0000000005000000-0x0000000005018000-memory.dmp

Filesize
96KB

Download
memory/3968-18-0x0000000005C80000-0x0000000005CE6000-memory.dmp

Filesize
408KB

Download
memory/3968-19-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/3968-20-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/3968-21-0x00000000062B0000-0x0000000006300000-memory.dmp

Filesize
320KB

Download
memory/3968-22-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/3968-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

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