agenttesla | b0e5ea1139cd09a6005b124fdbda2e8e1657a66b7c068bc4ed017ac5dd473355

General

Target

P0#2OO1.bat.exe
Size

810KB
MD5

9b6f28e79adb0f823a8d479748ef8f29
SHA1

cf38fff6222184fe32f1fb9277023486ebd8b425
SHA256

b0e5ea1139cd09a6005b124fdbda2e8e1657a66b7c068bc4ed017ac5dd473355
SHA512

eff2319cc57e341fe30d3f97eb6624ff44b9460063f32477681eed0f8155a7a24d491f5c1e3dfd5a8548e9f91b62561f8157946c7ee242630b8cf97d861d0ddc

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.msjfurniturewll.com
Port:
587
Username:
shyam@msjfurniturewll.com
Password:
abc@1234!5

Signatures

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

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/348-129-0x000000000043760E-mapping.dmp	family_agenttesla
behavioral2/memory/348-128-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/348-135-0x0000000005810000-0x0000000005D0E000-memory.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:

P0#2OO1.bat.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	P0#2OO1.bat.exe
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	P0#2OO1.bat.exe
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	P0#2OO1.bat.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

P0#2OO1.bat.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows\CurrentVersion\Run\jNnIJrO = "C:\\Users\\Admin\\AppData\\Roaming\\jNnIJrO\\jNnIJrO.exe"	P0#2OO1.bat.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

P0#2OO1.bat.exe

description pid process target process

PID 1324 set thread context of 348 1324 P0#2OO1.bat.exe P0#2OO1.bat.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

2372 schtasks.exe

description	pid	process	target process
PID 1324 set thread context of 348	1324	P0#2OO1.bat.exe	P0#2OO1.bat.exe

pid	process
2372	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

P0#2OO1.bat.exeP0#2OO1.bat.exe

pid	process
1324	P0#2OO1.bat.exe
1324	P0#2OO1.bat.exe
1324	P0#2OO1.bat.exe
1324	P0#2OO1.bat.exe
1324	P0#2OO1.bat.exe
1324	P0#2OO1.bat.exe
348	P0#2OO1.bat.exe
348	P0#2OO1.bat.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

P0#2OO1.bat.exe

pid process

348 P0#2OO1.bat.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

P0#2OO1.bat.exeP0#2OO1.bat.exe

description pid process

Token: SeDebugPrivilege 1324 P0#2OO1.bat.exe
Token: SeDebugPrivilege 348 P0#2OO1.bat.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

P0#2OO1.bat.exe

pid process

348 P0#2OO1.bat.exe

pid	process
348	P0#2OO1.bat.exe

description	pid	process
Token: SeDebugPrivilege	1324	P0#2OO1.bat.exe
Token: SeDebugPrivilege	348	P0#2OO1.bat.exe

pid	process
348	P0#2OO1.bat.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

P0#2OO1.bat.exe

description	pid	process	target process
PID 1324 wrote to memory of 2372	1324	P0#2OO1.bat.exe	schtasks.exe
PID 1324 wrote to memory of 2372	1324	P0#2OO1.bat.exe	schtasks.exe
PID 1324 wrote to memory of 2372	1324	P0#2OO1.bat.exe	schtasks.exe
PID 1324 wrote to memory of 884	1324	P0#2OO1.bat.exe	P0#2OO1.bat.exe
PID 1324 wrote to memory of 884	1324	P0#2OO1.bat.exe	P0#2OO1.bat.exe
PID 1324 wrote to memory of 884	1324	P0#2OO1.bat.exe	P0#2OO1.bat.exe
PID 1324 wrote to memory of 348	1324	P0#2OO1.bat.exe	P0#2OO1.bat.exe
PID 1324 wrote to memory of 348	1324	P0#2OO1.bat.exe	P0#2OO1.bat.exe
PID 1324 wrote to memory of 348	1324	P0#2OO1.bat.exe	P0#2OO1.bat.exe
PID 1324 wrote to memory of 348	1324	P0#2OO1.bat.exe	P0#2OO1.bat.exe
PID 1324 wrote to memory of 348	1324	P0#2OO1.bat.exe	P0#2OO1.bat.exe
PID 1324 wrote to memory of 348	1324	P0#2OO1.bat.exe	P0#2OO1.bat.exe
PID 1324 wrote to memory of 348	1324	P0#2OO1.bat.exe	P0#2OO1.bat.exe
PID 1324 wrote to memory of 348	1324	P0#2OO1.bat.exe	P0#2OO1.bat.exe

outlook_office_path 1 IoCs

Processes:

P0#2OO1.bat.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	P0#2OO1.bat.exe

outlook_win_path 1 IoCs

Processes:

P0#2OO1.bat.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	P0#2OO1.bat.exe

C:\Users\Admin\AppData\Local\Temp\P0#2OO1.bat.exe
"C:\Users\Admin\AppData\Local\Temp\P0#2OO1.bat.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1324

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eriKyYCwyOhrv" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6790.tmp"
2⤵
- Creates scheduled task(s)
PID:2372

C:\Users\Admin\AppData\Local\Temp\P0#2OO1.bat.exe
"{path}"
2⤵
PID:884

C:\Users\Admin\AppData\Local\Temp\P0#2OO1.bat.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:348

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\P0#2OO1.bat.exe.log
MD5
5b50852bf977f644bcd5997b7b5883c1

SHA1
8b53694b796620422b366dc5b8dbb3ce3060473c

SHA256
667bc8c8d53eddf6355877344b669db4fb9762e6320afc7316c3786213a254a9

SHA512
7e794fa7de5eca585000ef840ca821f36205d25b389747339d8b8d58b1ef3cd16306e62288f86027cbe6a76eeccc9dc7634a11c94ba551f3ce42ee874fac712d

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp6790.tmp
MD5
45c6af5a706fd67d0efe62457603ac7b

SHA1
b1672cf4c6797a5a7ab1b04956ef051f3d0fa9ab

SHA256
7b4653f1c043c4bc1e5116801eece7125288f3d48a9b0f9e1bb3c4a847cc691e

SHA512
6e67bfb885b271bb73ebf7719bc5d5ebfda48149ee4a7581e77fbfee29b021c2db0254f2f3e3a1e047eb717f29cc3d9438aa31f4b87f0927cb18c2bbe2fdc6fd

Download Submit
memory/348-137-0x0000000006500000-0x0000000006501000-memory.dmp

Filesize
4KB

Download
memory/348-136-0x0000000005C60000-0x0000000005C61000-memory.dmp

Filesize
4KB

Download
memory/348-135-0x0000000005810000-0x0000000005D0E000-memory.dmp

Filesize
5.0MB

Download
memory/348-128-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/348-129-0x000000000043760E-mapping.dmp

Download
memory/1324-120-0x0000000005780000-0x0000000005781000-memory.dmp

Filesize
4KB

Download
memory/1324-124-0x0000000009150000-0x00000000091CF000-memory.dmp

Filesize
508KB

Download
memory/1324-125-0x000000000B950000-0x000000000B988000-memory.dmp

Filesize
224KB

Download
memory/1324-123-0x0000000005A70000-0x0000000005A7E000-memory.dmp

Filesize
56KB

Download
memory/1324-122-0x0000000005940000-0x0000000005941000-memory.dmp

Filesize
4KB

Download
memory/1324-121-0x0000000005680000-0x0000000005681000-memory.dmp

Filesize
4KB

Download
memory/1324-115-0x0000000000A00000-0x0000000000A01000-memory.dmp

Filesize
4KB

Download
memory/1324-119-0x00000000052D0000-0x00000000052D1000-memory.dmp

Filesize
4KB

Download
memory/1324-118-0x0000000005C80000-0x0000000005C81000-memory.dmp

Filesize
4KB

Download
memory/1324-117-0x00000000056E0000-0x00000000056E1000-memory.dmp

Filesize
4KB

Download
memory/2372-126-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads