agenttesla | 9e3a94f237c30841d45f04d73fb46e31b3fa5c5f45a6b49b5acd8aaf9f0b748d

General

Target

05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe
Size

750KB
MD5

05cbd477a5d9ec508fa8bd7b5a49a87f
SHA1

c5c6d3427969fdde3aacce0891615f132b5ee4df
SHA256

9e3a94f237c30841d45f04d73fb46e31b3fa5c5f45a6b49b5acd8aaf9f0b748d
SHA512

14a09d30943edaa4b0012f130b74184151fbb42bdf0749075ee6d197100492e82758cbaf7ffc19bbde7b6c1f076c1f7031bfbe3391f2ed53959a35cf50db1471
SSDEEP

12288:G1++rHW3HzlXficzNf04PGPgAPxMOhJgZC3KX1fF2kqpcf:G1Rr6lX1GHLhJ2C3Kh0ps

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.nhbisun.net
Port:
587
Username:
[email protected]
Password:
7N_xUdf!3gm*

Signatures

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

AgentTesla payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4692-14-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2860750803-256193626-1801997576-1000\Control Panel\International\Geo\Nation	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.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 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

Processes:

05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2860750803-256193626-1801997576-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-2860750803-256193626-1801997576-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-2860750803-256193626-1801997576-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2860750803-256193626-1801997576-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mikapp = "C:\\Users\\Admin\\AppData\\Roaming\\mikapp\\mikapp.exe"	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe

description	pid	process	target process
PID 3228 set thread context of 4692	3228	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe

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

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

1656 schtasks.exe

pid	process
1656	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe

pid	process
3228	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe
3228	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe
3228	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe
4692	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe
4692	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe

pid process

4692 05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe

pid	process
4692	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe

description	pid	process
Token: SeDebugPrivilege	3228	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe
Token: SeDebugPrivilege	4692	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe

pid process

4692 05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe

pid	process
4692	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe

description	pid	process	target process
PID 3228 wrote to memory of 1656	3228	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe	schtasks.exe
PID 3228 wrote to memory of 1656	3228	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe	schtasks.exe
PID 3228 wrote to memory of 1656	3228	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe	schtasks.exe
PID 3228 wrote to memory of 4692	3228	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe
PID 3228 wrote to memory of 4692	3228	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe
PID 3228 wrote to memory of 4692	3228	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe
PID 3228 wrote to memory of 4692	3228	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe
PID 3228 wrote to memory of 4692	3228	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe
PID 3228 wrote to memory of 4692	3228	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe
PID 3228 wrote to memory of 4692	3228	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe
PID 3228 wrote to memory of 4692	3228	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe

outlook_office_path 1 IoCs

Processes:

05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2860750803-256193626-1801997576-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe

outlook_win_path 1 IoCs

Processes:

05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2860750803-256193626-1801997576-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3228

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YYYdycuR" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD91A.tmp"
2⤵
- Creates scheduled task(s)
PID:1656

C:\Users\Admin\AppData\Local\Temp\05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:4692

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

4

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\05cbd477a5d9ec508fa8bd7b5a49a87f_JaffaCakes118.exe.log
Filesize
593B

MD5
3465960b5ff4b8b7a3abb1d78dbafa8c

SHA1
55270a1f4b97be9190f6ca7eb70f4ee12324e23a

SHA256
d06ae1148cd3697497a144f7ea1a3b34b0a749071aa914952fcb052718a3a79b

SHA512
9cb2ec5a0a97f219933cced8178894f46bee018b2a5899bcb95c348fd64dccce1ae5d42f1176012d5e55fc58595dcc5853d2339c630b74d6ab629ddf6a880022

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD91A.tmp
Filesize
1KB

MD5
08f91ac6caef00893247fa46f5a29d9b

SHA1
aa9252f908753d522ecef2dce3de5b88bf064c42

SHA256
ccf90412a8013f061f924559961cf80957ba5409894d91978665f79a4a9bbd37

SHA512
08c50b00df6d410023bc9f914cda860c04f4cbfedfd3cf67d78cd139fc75aa7baba6634533c8da6b7d0e534ba5a7b2c921fc11906e931a417c626fa51e933e20

Download Submit
memory/3228-10-0x000000000BEB0000-0x000000000BF4C000-memory.dmp

Filesize
624KB

Download
memory/3228-1-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/3228-4-0x00000000058C0000-0x0000000005952000-memory.dmp

Filesize
584KB

Download
memory/3228-5-0x00000000054A0000-0x00000000054B2000-memory.dmp

Filesize
72KB

Download
memory/3228-6-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/3228-7-0x0000000005A80000-0x0000000005A90000-memory.dmp

Filesize
64KB

Download
memory/3228-8-0x0000000005A90000-0x0000000005B12000-memory.dmp

Filesize
520KB

Download
memory/3228-9-0x0000000008A90000-0x0000000008B0A000-memory.dmp

Filesize
488KB

Download
memory/3228-0-0x0000000000BD0000-0x0000000000C92000-memory.dmp

Filesize
776KB

Download
memory/3228-2-0x0000000005B10000-0x00000000060B4000-memory.dmp

Filesize
5.6MB

Download
memory/3228-18-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/3228-3-0x0000000005560000-0x00000000058B4000-memory.dmp

Filesize
3.3MB

Download
memory/4692-17-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/4692-14-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/4692-19-0x0000000005060000-0x0000000005070000-memory.dmp

Filesize
64KB

Download
memory/4692-20-0x0000000004F00000-0x0000000004F18000-memory.dmp

Filesize
96KB

Download
memory/4692-21-0x0000000005D30000-0x0000000005D96000-memory.dmp

Filesize
408KB

Download
memory/4692-23-0x0000000006470000-0x00000000064C0000-memory.dmp

Filesize
320KB

Download
memory/4692-27-0x0000000006720000-0x000000000672A000-memory.dmp

Filesize
40KB

Download
memory/4692-28-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/4692-29-0x0000000005060000-0x0000000005070000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads