agenttesla | bcaa7a736371d8db89c5ae663c529635632e86d02273e430997a6373e8f8788e

General

Target

JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe
Size

483KB
MD5

6b2a61536797c25fadf61b9e118a9764
SHA1

cef336921af96c09cfb04b2992ca43354c78ec9d
SHA256

bcaa7a736371d8db89c5ae663c529635632e86d02273e430997a6373e8f8788e
SHA512

2cc99c1372e6610aad7be337aee127316733f4ad5fb495bc79362aa8cb3fcb5f6cb644abe26afc2bead6653c92faa2b8683a9e9aa1d8358c11fbf34604ae862e
SSDEEP

12288:Mq/RUvFqJFTPo3XL0tkHnOtUdJ36h7fLNeSWWSzcC6:ZuvFq4cmnOtUShNvW5U

Score

10^/10

agenttesla collection credential_access discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.aldhiyafainteriors.com
Port:
587
Username:
[email protected]
Password:
dhiyafa@987

Signatures

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

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/3044-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3044-26-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3044-23-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3044-21-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3044-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe

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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\DnDcR = "C:\\Users\\Admin\\AppData\\Roaming\\DnDcR\\DnDcR.exe"	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2292 set thread context of 3044	2292	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe	33

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	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.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
2748	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2292	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe
3044	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe
3044	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2292	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe
Token: SeDebugPrivilege	3044	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2292 wrote to memory of 2748	2292	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe	31
PID 2292 wrote to memory of 2748	2292	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe	31
PID 2292 wrote to memory of 2748	2292	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe	31
PID 2292 wrote to memory of 2748	2292	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe	31
PID 2292 wrote to memory of 3044	2292	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe	33
PID 2292 wrote to memory of 3044	2292	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe	33
PID 2292 wrote to memory of 3044	2292	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe	33
PID 2292 wrote to memory of 3044	2292	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe	33
PID 2292 wrote to memory of 3044	2292	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe	33
PID 2292 wrote to memory of 3044	2292	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe	33
PID 2292 wrote to memory of 3044	2292	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe	33
PID 2292 wrote to memory of 3044	2292	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe	33
PID 2292 wrote to memory of 3044	2292	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe	33

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2292
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tUVJHdWNSkqfw" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2B45.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2748
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe
  "{path}"
  2⤵
  - Drops file in Drivers directory
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3044

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Modify Registry

1

T1112

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmp2B45.tmp

Filesize
1KB

MD5
7146a44f3f7fe1106925de4b1b67decd

SHA1
6a65252833fecba2e43a64a9867f929e5b3b34a1

SHA256
a0fad1ed9f26fbf2c6aa5b7c985a7a80c38bd4d72f008686fe3780d4a8b5e328

SHA512
98cac7cdb877084e40c7bb8de8886bf695914fd62dcd8e3b38e1c752502c182d1084a2eebe8e834f1183ec3f4b8a80d0878c4ae3e276028eb834e283d1f7707c

Download Submit
memory/2292-0-0x0000000073CCE000-0x0000000073CCF000-memory.dmp

Filesize
4KB

Download
memory/2292-1-0x0000000001290000-0x000000000130E000-memory.dmp

Filesize
504KB

Download
memory/2292-2-0x00000000003D0000-0x00000000003E4000-memory.dmp

Filesize
80KB

Download
memory/2292-3-0x0000000073CC0000-0x00000000743AE000-memory.dmp

Filesize
6.9MB

Download
memory/2292-4-0x0000000073CCE000-0x0000000073CCF000-memory.dmp

Filesize
4KB

Download
memory/2292-5-0x0000000073CC0000-0x00000000743AE000-memory.dmp

Filesize
6.9MB

Download
memory/2292-6-0x0000000004B90000-0x0000000004C0E000-memory.dmp

Filesize
504KB

Download
memory/2292-7-0x0000000001230000-0x000000000126C000-memory.dmp

Filesize
240KB

Download
memory/2292-29-0x0000000073CC0000-0x00000000743AE000-memory.dmp

Filesize
6.9MB

Download
memory/3044-26-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3044-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3044-21-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3044-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3044-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3044-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3044-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3044-27-0x0000000073CC0000-0x00000000743AE000-memory.dmp

Filesize
6.9MB

Download
memory/3044-28-0x0000000073CC0000-0x00000000743AE000-memory.dmp

Filesize
6.9MB

Download
memory/3044-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3044-30-0x0000000073CC0000-0x00000000743AE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads