agenttesla | 28be313c29aa0d92e7a3dbb349a1af15375755d3343352caa8041bcbcdaa4496

General

Target

08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe
Size

667KB
MD5

08f1ec502ecfa226f8d932efe0c39c8c
SHA1

78d5dc529125f9caf07de0292d504e8f98a6db8f
SHA256

28be313c29aa0d92e7a3dbb349a1af15375755d3343352caa8041bcbcdaa4496
SHA512

de274992c1e7bfcd142589b9ab222a5f2ba0dff88a0599096028ead2d83624dc1bbdbeae88c38e31fa9b35436c4c796dfc30cf7c85c9a62598e9654eb63ae95a
SSDEEP

12288:ussbXphXpUSBVx5CsCC9bs2k63O4rfDOnjdyVsydee4BZ/VhBbLVlHK:usap1ppB0+s2l3OQ+jdM

Score

10^/10

agenttesla collection evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.bsia.co.in
Port:
587
Username:
yogesh@bsia.co.in
Password:
21mbsia@)@!Y

Signatures

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

AgentTesla payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2564-12-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2564-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2564-14-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2564-21-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2564-23-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2608-25-0x0000000002CA0000-0x0000000002CE0000-memory.dmp	family_agenttesla

Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe

Looks for VMWare Tools registry key 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe

description ioc process

Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools 08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	08f1ec502ecfa226f8d932efe0c39c8c_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:

08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe

description	pid	process	target process
PID 384 set thread context of 2564	384	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exepowershell.exe08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe

pid	process
384	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe
384	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe
2608	powershell.exe
2564	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe
2564	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exepowershell.exe08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe

description	pid	process
Token: SeDebugPrivilege	384	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe
Token: SeDebugPrivilege	2608	powershell.exe
Token: SeDebugPrivilege	2564	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe

outlook_office_path 1 IoCs

Processes:

08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe

outlook_win_path 1 IoCs

Processes:

08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe"
1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:384

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2608

C:\Users\Admin\AppData\Local\Temp\08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe"
2⤵
PID:2500

C:\Users\Admin\AppData\Local\Temp\08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2564

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Query Registry

4

T1012

Virtualization/Sandbox Evasion

2

T1497

System Information Discovery

3

T1082

Peripheral Device Discovery

1

T1120

Lateral Movement

Collection

Data from Local System

4

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/384-0-0x0000000000810000-0x00000000008BE000-memory.dmp

Filesize
696KB

Download
memory/384-1-0x0000000074BB0000-0x000000007529E000-memory.dmp

Filesize
6.9MB

Download
memory/384-2-0x0000000007150000-0x0000000007190000-memory.dmp

Filesize
256KB

Download
memory/384-3-0x0000000000480000-0x000000000048A000-memory.dmp

Filesize
40KB

Download
memory/384-4-0x0000000074BB0000-0x000000007529E000-memory.dmp

Filesize
6.9MB

Download
memory/384-5-0x0000000007150000-0x0000000007190000-memory.dmp

Filesize
256KB

Download
memory/384-6-0x0000000004940000-0x00000000049A0000-memory.dmp

Filesize
384KB

Download
memory/384-20-0x0000000074BB0000-0x000000007529E000-memory.dmp

Filesize
6.9MB

Download
memory/2564-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2564-30-0x00000000738B0000-0x0000000073F9E000-memory.dmp

Filesize
6.9MB

Download
memory/2564-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2564-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2564-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2564-21-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2564-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2564-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2564-32-0x0000000004A70000-0x0000000004AB0000-memory.dmp

Filesize
256KB

Download
memory/2564-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2564-26-0x00000000738B0000-0x0000000073F9E000-memory.dmp

Filesize
6.9MB

Download
memory/2564-31-0x0000000004A70000-0x0000000004AB0000-memory.dmp

Filesize
256KB

Download
memory/2564-28-0x0000000004A70000-0x0000000004AB0000-memory.dmp

Filesize
256KB

Download
memory/2608-25-0x0000000002CA0000-0x0000000002CE0000-memory.dmp

Filesize
256KB

Download
memory/2608-29-0x000000006F850000-0x000000006FDFB000-memory.dmp

Filesize
5.7MB

Download
memory/2608-27-0x0000000002CA0000-0x0000000002CE0000-memory.dmp

Filesize
256KB

Download
memory/2608-24-0x000000006F850000-0x000000006FDFB000-memory.dmp

Filesize
5.7MB

Download

description	pid	process	target process
PID 384 wrote to memory of 2608	384	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe	powershell.exe
PID 384 wrote to memory of 2608	384	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe	powershell.exe
PID 384 wrote to memory of 2608	384	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe	powershell.exe
PID 384 wrote to memory of 2608	384	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe	powershell.exe
PID 384 wrote to memory of 2500	384	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe
PID 384 wrote to memory of 2500	384	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe
PID 384 wrote to memory of 2500	384	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe
PID 384 wrote to memory of 2500	384	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe
PID 384 wrote to memory of 2564	384	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe
PID 384 wrote to memory of 2564	384	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe
PID 384 wrote to memory of 2564	384	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe
PID 384 wrote to memory of 2564	384	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe
PID 384 wrote to memory of 2564	384	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe
PID 384 wrote to memory of 2564	384	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe
PID 384 wrote to memory of 2564	384	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe
PID 384 wrote to memory of 2564	384	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe
PID 384 wrote to memory of 2564	384	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe	08f1ec502ecfa226f8d932efe0c39c8c_JaffaCakes118.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads