agenttesla | 88044116e290af3c6f48d16ef9fab8939c5cfad324eba3851b50cc2dcfc35f26

General

Target

f840bd502b53171dd5124357426e9382_JaffaCakes118.exe
Size

1.0MB
MD5

f840bd502b53171dd5124357426e9382
SHA1

446a8be503b2290dfb85c40803f91b2435c60932
SHA256

88044116e290af3c6f48d16ef9fab8939c5cfad324eba3851b50cc2dcfc35f26
SHA512

80c5ea0bdd964a98b17b69bb8a103a2ed96c1fdf4b80a9a460f9de6a6cd5cc5180e2f5e67cc7d19ae272f68e913f998d4b556b8ef8e18f84df81b04ece4c0417
SSDEEP

24576:cebgCuY5/d3oG/7h/BFZ29DivrygHW0xBvr7E:cesCf/7oDWmg20/E

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.floragumruk.com.tr
Port:
587
Username:
info@floragumruk.com.tr
Password:
A48vLCL194bD

Signatures

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

AgentTesla payload 7 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2692-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2692-16-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2692-19-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2692-23-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2692-21-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2692-26-0x0000000004A90000-0x0000000004AD0000-memory.dmp	family_agenttesla
behavioral1/memory/2692-28-0x0000000004A90000-0x0000000004AD0000-memory.dmp	family_agenttesla

CustAttr .NET packer 1 IoCs

Detects CustAttr .NET packer in memory.

Processes:

resource	yara_rule
behavioral1/memory/1968-3-0x0000000000200000-0x0000000000212000-memory.dmp	CustAttr

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:

f840bd502b53171dd5124357426e9382_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

f840bd502b53171dd5124357426e9382_JaffaCakes118.exe

description	pid	process	target process
PID 1968 set thread context of 2692	1968	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe	f840bd502b53171dd5124357426e9382_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

2700 schtasks.exe

pid	process
2700	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

f840bd502b53171dd5124357426e9382_JaffaCakes118.exef840bd502b53171dd5124357426e9382_JaffaCakes118.exe

pid	process
1968	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe
1968	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe
2692	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe
2692	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

f840bd502b53171dd5124357426e9382_JaffaCakes118.exef840bd502b53171dd5124357426e9382_JaffaCakes118.exe

description	pid	process
Token: SeDebugPrivilege	1968	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe
Token: SeDebugPrivilege	2692	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

f840bd502b53171dd5124357426e9382_JaffaCakes118.exe

pid process

2692 f840bd502b53171dd5124357426e9382_JaffaCakes118.exe

pid	process
2692	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

f840bd502b53171dd5124357426e9382_JaffaCakes118.exe

outlook_office_path 1 IoCs

Processes:

f840bd502b53171dd5124357426e9382_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe

outlook_win_path 1 IoCs

Processes:

f840bd502b53171dd5124357426e9382_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\f840bd502b53171dd5124357426e9382_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f840bd502b53171dd5124357426e9382_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1968

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NOmljrAjHwvYOG" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB5A9.tmp"
2⤵
- Creates scheduled task(s)
PID:2700

C:\Users\Admin\AppData\Local\Temp\f840bd502b53171dd5124357426e9382_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f840bd502b53171dd5124357426e9382_JaffaCakes118.exe"
2⤵
PID:2644

C:\Users\Admin\AppData\Local\Temp\f840bd502b53171dd5124357426e9382_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f840bd502b53171dd5124357426e9382_JaffaCakes118.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:2692

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

1

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\Temp\tmpB5A9.tmp
Filesize
1KB

MD5
d3d781120aef95b6465041e66da4d6e6

SHA1
e79ee03ccd98e490c430866a9f7efe6482c0adb2

SHA256
edb3e2f32033ac9c56b0215a14c6ffd2889dbead1f7f78f14e29f9c4239e48da

SHA512
85f8609311e7b53988a43f533581f67455d38d32d8b71c62a4111b70149edb0810f6977607b5c93262dd31f87ffb0f78794998001f824eed7b62e9d356c8eefb

Download Submit
memory/1968-1-0x00000000749E0000-0x00000000750CE000-memory.dmp

Filesize
6.9MB

Download
memory/1968-0-0x0000000000210000-0x0000000000318000-memory.dmp

Filesize
1.0MB

Download
memory/1968-2-0x0000000004E30000-0x0000000004E70000-memory.dmp

Filesize
256KB

Download
memory/1968-3-0x0000000000200000-0x0000000000212000-memory.dmp

Filesize
72KB

Download
memory/1968-4-0x00000000749E0000-0x00000000750CE000-memory.dmp

Filesize
6.9MB

Download
memory/1968-5-0x0000000004E30000-0x0000000004E70000-memory.dmp

Filesize
256KB

Download
memory/1968-6-0x0000000005500000-0x00000000055A0000-memory.dmp

Filesize
640KB

Download
memory/1968-7-0x0000000000780000-0x00000000007BC000-memory.dmp

Filesize
240KB

Download
memory/1968-24-0x00000000749E0000-0x00000000750CE000-memory.dmp

Filesize
6.9MB

Download
memory/2692-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2692-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2692-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2692-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2692-19-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2692-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2692-21-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2692-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2692-26-0x0000000004A90000-0x0000000004AD0000-memory.dmp

Filesize
256KB

Download
memory/2692-25-0x00000000749E0000-0x00000000750CE000-memory.dmp

Filesize
6.9MB

Download
memory/2692-27-0x00000000749E0000-0x00000000750CE000-memory.dmp

Filesize
6.9MB

Download
memory/2692-28-0x0000000004A90000-0x0000000004AD0000-memory.dmp

Filesize
256KB

Download
memory/2692-29-0x0000000004A90000-0x0000000004AD0000-memory.dmp

Filesize
256KB

Download

description	pid	process	target process
PID 1968 wrote to memory of 2700	1968	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe	schtasks.exe
PID 1968 wrote to memory of 2700	1968	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe	schtasks.exe
PID 1968 wrote to memory of 2700	1968	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe	schtasks.exe
PID 1968 wrote to memory of 2700	1968	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe	schtasks.exe
PID 1968 wrote to memory of 2644	1968	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe
PID 1968 wrote to memory of 2644	1968	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe
PID 1968 wrote to memory of 2644	1968	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe
PID 1968 wrote to memory of 2644	1968	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe
PID 1968 wrote to memory of 2692	1968	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe
PID 1968 wrote to memory of 2692	1968	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe
PID 1968 wrote to memory of 2692	1968	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe
PID 1968 wrote to memory of 2692	1968	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe
PID 1968 wrote to memory of 2692	1968	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe
PID 1968 wrote to memory of 2692	1968	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe
PID 1968 wrote to memory of 2692	1968	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe
PID 1968 wrote to memory of 2692	1968	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe
PID 1968 wrote to memory of 2692	1968	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe	f840bd502b53171dd5124357426e9382_JaffaCakes118.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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