agenttesla | 4a9c536d52f1f4f5c386866c763ecf23089fe4133da7894a04f3b14c624c87d7

General

Target

4a9c536d.exe
Size

742KB
MD5

9d4223f3d591d637560cab84f1423256
SHA1

be4ccc37f91857a0f8f3fc88934f5788ce48ff2c
SHA256

4a9c536d52f1f4f5c386866c763ecf23089fe4133da7894a04f3b14c624c87d7
SHA512

2dd55308a438c12a0b93b35d8877260055484a1fae30a61e3c550113c5c96c835214c5166972e4b16434dfe478f35213bef7deb365be4cf3ada62dfb4c56850a

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.italfood.ae
Port:
587
Username:
admin@italfood.ae
Password:
aDmin@IT$732

Signatures

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

AgentTesla Payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1132-119-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/1132-120-0x00000000004374BE-mapping.dmp	family_agenttesla

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
T1081
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
T1081
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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

4a9c536d.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4a9c536d.exe
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4a9c536d.exe
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4a9c536d.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

4a9c536d.exe

description pid process target process

PID 3740 set thread context of 1132 3740 4a9c536d.exe 4a9c536d.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

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
T1053

Processes:

schtasks.exe

pid process

1572 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

4a9c536d.exe4a9c536d.exe

pid process

3740 4a9c536d.exe
1132 4a9c536d.exe
1132 4a9c536d.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

4a9c536d.exe4a9c536d.exe

description pid process

Token: SeDebugPrivilege 3740 4a9c536d.exe
Token: SeDebugPrivilege 1132 4a9c536d.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

4a9c536d.exe

pid process

1132 4a9c536d.exe

description	pid	process	target process
PID 3740 set thread context of 1132	3740	4a9c536d.exe	4a9c536d.exe

pid	process
1572	schtasks.exe

pid	process
3740	4a9c536d.exe
1132	4a9c536d.exe
1132	4a9c536d.exe

description	pid	process
Token: SeDebugPrivilege	3740	4a9c536d.exe
Token: SeDebugPrivilege	1132	4a9c536d.exe

pid	process
1132	4a9c536d.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

4a9c536d.exe

description	pid	process	target process
PID 3740 wrote to memory of 1572	3740	4a9c536d.exe	schtasks.exe
PID 3740 wrote to memory of 1572	3740	4a9c536d.exe	schtasks.exe
PID 3740 wrote to memory of 1572	3740	4a9c536d.exe	schtasks.exe
PID 3740 wrote to memory of 1132	3740	4a9c536d.exe	4a9c536d.exe
PID 3740 wrote to memory of 1132	3740	4a9c536d.exe	4a9c536d.exe
PID 3740 wrote to memory of 1132	3740	4a9c536d.exe	4a9c536d.exe
PID 3740 wrote to memory of 1132	3740	4a9c536d.exe	4a9c536d.exe
PID 3740 wrote to memory of 1132	3740	4a9c536d.exe	4a9c536d.exe
PID 3740 wrote to memory of 1132	3740	4a9c536d.exe	4a9c536d.exe
PID 3740 wrote to memory of 1132	3740	4a9c536d.exe	4a9c536d.exe
PID 3740 wrote to memory of 1132	3740	4a9c536d.exe	4a9c536d.exe

outlook_office_path 1 IoCs

Processes:

4a9c536d.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4a9c536d.exe

outlook_win_path 1 IoCs

Processes:

4a9c536d.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4a9c536d.exe

C:\Users\Admin\AppData\Local\Temp\4a9c536d.exe
"C:\Users\Admin\AppData\Local\Temp\4a9c536d.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3740

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\psDqVKTIAXYyCy" /XML "C:\Users\Admin\AppData\Local\Temp\tmp51B6.tmp"
2⤵
- Creates scheduled task(s)
PID:1572

C:\Users\Admin\AppData\Local\Temp\4a9c536d.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:1132

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp51B6.tmp
MD5
1cfe24121a8429c1d1e36fac4c140b3e

SHA1
56c8d0a0bda6c2ad246a33b430d0b308ab966233

SHA256
250a212b6781d2982d84f5b971048c035cf9c2d144e36753f1ace52e6b6c3b78

SHA512
67c51021da2768927d787620229f49aea142a03936263f6d23a82d4240f4c665de23afe2752d35537e27713cba5d31c4638835678bd77bd20a51da9e29b86bb3

Download Submit
memory/1132-119-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1132-120-0x00000000004374BE-mapping.dmp

Download
memory/1132-121-0x00000000031F0000-0x00000000031F1000-memory.dmp

Filesize
4KB

Download
memory/1132-122-0x00000000031F1000-0x00000000031F2000-memory.dmp

Filesize
4KB

Download
memory/1132-123-0x00000000031F2000-0x00000000031F3000-memory.dmp

Filesize
4KB

Download
memory/1572-117-0x0000000000000000-mapping.dmp

Download
memory/3740-115-0x0000000002CD0000-0x0000000002CD1000-memory.dmp

Filesize
4KB

Download
memory/3740-116-0x0000000002CD1000-0x0000000002CD2000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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