agenttesla | e00bde5d0abc4ae4bcbc1e0d404a4a8c974f07b21c8272907916d14566143e9e

General

Target

DRAFT.exe
Size

878KB
MD5

ff8a8ea782c1d84b939ffdad6ddd8b12
SHA1

606646cab82790c56efcc0fba85e01eb7969928b
SHA256

6cd12303f9534d9250e96502525aa2db583a1fb1f24db596672daa653cb8f553
SHA512

23dff2652bcc8899ad3aca4227c23e9df9cb17778646570c3b6edb042d9653c4857eaad66b684a717d0f21d9023298e44ae41b12a1afe1ca89188981b4d432a1
SSDEEP

12288:z/76j8k6j/ijuC6jFzR5Q3gIbpWyFBgFJoTJQWXYd8FvHltvukP:dkq8EPQ35gEgFQYOtHl

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5662683474:AAFvSjyPXTiwhBPcFi8of3_-_FCdfhhN8x0/

Signatures

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

DRAFT.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DRAFT.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DRAFT.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DRAFT.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

DRAFT.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\QWbqZbz = "C:\\Users\\Admin\\AppData\\Roaming\\QWbqZbz\\QWbqZbz.exe"	DRAFT.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

DRAFT.exe

description pid process target process

PID 1720 set thread context of 1624 1720 DRAFT.exe DRAFT.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

832 schtasks.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

DRAFT.exeDRAFT.exepowershell.exe

pid process

1720 DRAFT.exe
1720 DRAFT.exe
1624 DRAFT.exe
1624 DRAFT.exe
584 powershell.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

DRAFT.exeDRAFT.exepowershell.exe

description pid process

Token: SeDebugPrivilege 1720 DRAFT.exe
Token: SeDebugPrivilege 1624 DRAFT.exe
Token: SeDebugPrivilege 584 powershell.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

DRAFT.exe

pid process

1624 DRAFT.exe

description	pid	process	target process
PID 1720 set thread context of 1624	1720	DRAFT.exe	DRAFT.exe

pid	process
832	schtasks.exe

pid	process
1720	DRAFT.exe
1720	DRAFT.exe
1624	DRAFT.exe
1624	DRAFT.exe
584	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1720	DRAFT.exe
Token: SeDebugPrivilege	1624	DRAFT.exe
Token: SeDebugPrivilege	584	powershell.exe

pid	process
1624	DRAFT.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

DRAFT.exe

description	pid	process	target process
PID 1720 wrote to memory of 584	1720	DRAFT.exe	powershell.exe
PID 1720 wrote to memory of 584	1720	DRAFT.exe	powershell.exe
PID 1720 wrote to memory of 584	1720	DRAFT.exe	powershell.exe
PID 1720 wrote to memory of 584	1720	DRAFT.exe	powershell.exe
PID 1720 wrote to memory of 832	1720	DRAFT.exe	schtasks.exe
PID 1720 wrote to memory of 832	1720	DRAFT.exe	schtasks.exe
PID 1720 wrote to memory of 832	1720	DRAFT.exe	schtasks.exe
PID 1720 wrote to memory of 832	1720	DRAFT.exe	schtasks.exe
PID 1720 wrote to memory of 1624	1720	DRAFT.exe	DRAFT.exe
PID 1720 wrote to memory of 1624	1720	DRAFT.exe	DRAFT.exe
PID 1720 wrote to memory of 1624	1720	DRAFT.exe	DRAFT.exe
PID 1720 wrote to memory of 1624	1720	DRAFT.exe	DRAFT.exe
PID 1720 wrote to memory of 1624	1720	DRAFT.exe	DRAFT.exe
PID 1720 wrote to memory of 1624	1720	DRAFT.exe	DRAFT.exe
PID 1720 wrote to memory of 1624	1720	DRAFT.exe	DRAFT.exe
PID 1720 wrote to memory of 1624	1720	DRAFT.exe	DRAFT.exe
PID 1720 wrote to memory of 1624	1720	DRAFT.exe	DRAFT.exe

outlook_office_path 1 IoCs

Processes:

DRAFT.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DRAFT.exe

outlook_win_path 1 IoCs

Processes:

DRAFT.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DRAFT.exe

C:\Users\Admin\AppData\Local\Temp\DRAFT.exe
"C:\Users\Admin\AppData\Local\Temp\DRAFT.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1720

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\lRjBNAIkNH.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:584

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lRjBNAIkNH" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAD12.tmp"
2⤵
- Creates scheduled task(s)
PID:832

C:\Users\Admin\AppData\Local\Temp\DRAFT.exe
"C:\Users\Admin\AppData\Local\Temp\DRAFT.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:1624

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

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\tmpAD12.tmp
Filesize
1KB

MD5
4350345de39f9f9845175c68fd7b8a21

SHA1
34c2cb45ab7b0042b159c1808dfc13e90f642534

SHA256
e5c892940bc88070568c4de171a99b659eaef4c968e1483055d84e5f596003cd

SHA512
f7d6a13e6565bc9184ea3155aa332b04a2b9a0b8857aef91196e684bf6391e5dfd81ef40758f6bb5bf427170453e3bd638233be07c95b19cbd859bdcd855005c

Download Submit
memory/584-59-0x0000000000000000-mapping.dmp

Download
memory/584-77-0x000000006F720000-0x000000006FCCB000-memory.dmp

Filesize
5.7MB

Download
memory/584-76-0x000000006F720000-0x000000006FCCB000-memory.dmp

Filesize
5.7MB

Download
memory/832-60-0x0000000000000000-mapping.dmp

Download
memory/1624-74-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1624-72-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1624-70-0x0000000000435A7E-mapping.dmp

Download
memory/1624-68-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1624-64-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1624-65-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1624-67-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1624-69-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1720-58-0x0000000006080000-0x0000000006114000-memory.dmp

Filesize
592KB

Download
memory/1720-63-0x0000000004560000-0x000000000459A000-memory.dmp

Filesize
232KB

Download
memory/1720-54-0x0000000000A90000-0x0000000000B72000-memory.dmp

Filesize
904KB

Download
memory/1720-57-0x00000000004F0000-0x00000000004FC000-memory.dmp

Filesize
48KB

Download
memory/1720-56-0x00000000004E0000-0x00000000004F6000-memory.dmp

Filesize
88KB

Download
memory/1720-55-0x00000000757A1000-0x00000000757A3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads