agenttesla | 277848fe676c925becc15a494855ccbc42ee8e2e88cf61144d7de703c82250a0

General

Target

fa282dee9e966a6825b44364814acded_JaffaCakes118.exe
Size

386KB
MD5

fa282dee9e966a6825b44364814acded
SHA1

e40aeece36c56cc919bea095e7285c2fc6c5b3bc
SHA256

277848fe676c925becc15a494855ccbc42ee8e2e88cf61144d7de703c82250a0
SHA512

19587287b0d693b8fad7472a9833bcca358e3a3919e347ee60bf324553301cdde4238bcbf2b386da3302814cf0521b87afcbcd8b4daed5c82db04a56755de46e
SSDEEP

12288:lxTYniDLCjsAppQQGPAVN4SFYlNjadmhPV:lxTYnELCjsApfGPAVZqN1dV

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.usamilitarydept.com
Port:
587
Username:
[email protected]
Password:
w($dIvA0

Signatures

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

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/2832-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2832-23-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2832-21-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2832-19-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2832-16-0x0000000000400000-0x000000000043C000-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 3 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

Credentials from Web Browsers
T1555.003
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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1644 set thread context of 2832	1644	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe	34

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2736	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
1644	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe
1644	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe
1644	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe
1644	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe
1644	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe
2832	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe
2832	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1644	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe
Token: SeDebugPrivilege	2832	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2832	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1644 wrote to memory of 2736	1644	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe	31
PID 1644 wrote to memory of 2736	1644	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe	31
PID 1644 wrote to memory of 2736	1644	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe	31
PID 1644 wrote to memory of 2736	1644	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe	31
PID 1644 wrote to memory of 2772	1644	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe	33
PID 1644 wrote to memory of 2772	1644	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe	33
PID 1644 wrote to memory of 2772	1644	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe	33
PID 1644 wrote to memory of 2772	1644	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe	33
PID 1644 wrote to memory of 2832	1644	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe	34
PID 1644 wrote to memory of 2832	1644	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe	34
PID 1644 wrote to memory of 2832	1644	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe	34
PID 1644 wrote to memory of 2832	1644	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe	34
PID 1644 wrote to memory of 2832	1644	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe	34
PID 1644 wrote to memory of 2832	1644	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe	34
PID 1644 wrote to memory of 2832	1644	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe	34
PID 1644 wrote to memory of 2832	1644	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe	34
PID 1644 wrote to memory of 2832	1644	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe	34

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fa282dee9e966a6825b44364814acded_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\fa282dee9e966a6825b44364814acded_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fa282dee9e966a6825b44364814acded_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1644
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iejZDvQv" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1FD0.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2736
- C:\Users\Admin\AppData\Local\Temp\fa282dee9e966a6825b44364814acded_JaffaCakes118.exe
  "{path}"
  2⤵
  PID:2772
- C:\Users\Admin\AppData\Local\Temp\fa282dee9e966a6825b44364814acded_JaffaCakes118.exe
  "{path}"
  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:2832

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

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 Information Discovery

1

T1082

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp1FD0.tmp

Filesize
1KB

MD5
aee8141c6e80fae0ea5d47cc19ae9b94

SHA1
596a5fd93b12cfa58c84d86f415f04f151ade092

SHA256
7456286d91271c0b334a52d9f69c5f44fa1a1e85135122c7fb0c4c9da16b201d

SHA512
0886813c8ef0786eec41a1e6e66006c84181246ac38c7e622070de683f079c381eadc451cc30c58a5486d308bf9320687500978a621b14f24a8fbd9e321711e2

Download Submit
memory/1644-0-0x000000007415E000-0x000000007415F000-memory.dmp

Filesize
4KB

Download
memory/1644-1-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/1644-2-0x0000000074150000-0x000000007483E000-memory.dmp

Filesize
6.9MB

Download
memory/1644-3-0x00000000004B0000-0x00000000004BA000-memory.dmp

Filesize
40KB

Download
memory/1644-4-0x000000007415E000-0x000000007415F000-memory.dmp

Filesize
4KB

Download
memory/1644-5-0x0000000074150000-0x000000007483E000-memory.dmp

Filesize
6.9MB

Download
memory/1644-6-0x00000000006B0000-0x0000000000710000-memory.dmp

Filesize
384KB

Download
memory/1644-7-0x0000000001F30000-0x0000000001F82000-memory.dmp

Filesize
328KB

Download
memory/1644-25-0x0000000074150000-0x000000007483E000-memory.dmp

Filesize
6.9MB

Download
memory/2832-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2832-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2832-21-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2832-24-0x0000000074150000-0x000000007483E000-memory.dmp

Filesize
6.9MB

Download
memory/2832-19-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2832-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2832-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2832-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2832-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2832-26-0x0000000074150000-0x000000007483E000-memory.dmp

Filesize
6.9MB

Download
memory/2832-27-0x0000000074150000-0x000000007483E000-memory.dmp

Filesize
6.9MB

Download
memory/2832-28-0x0000000074150000-0x000000007483E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads