agenttesla | b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245

General

Target

b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe
Size

782KB
MD5

f7c9cf1410373a60a5c5a5e02aa4bd3c
SHA1

97cf7689f3b6dfd0efd37e7f16aa1bd2cfe537de
SHA256

b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245
SHA512

cf5bf661e5a61d3d64bae9db4d0ffdabcb37ba0afeb9ce668f8cf284d0b37627658744b6ef9d12976f191a96462bc997a6a9f426ca1b1e48785f41b13b9ec64f

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5589784704:AAHKB3hx6EncDiLmSpjVqiBsp072Mevw-S8/sendDocument

Signatures

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2660308776-3705150086-26593515-1000\Control Panel\International\Geo\Nation	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe

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:

b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2660308776-3705150086-26593515-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe
Key opened	\REGISTRY\USER\S-1-5-21-2660308776-3705150086-26593515-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe
Key opened	\REGISTRY\USER\S-1-5-21-2660308776-3705150086-26593515-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe

description	pid	process	target process
PID 392 set thread context of 1988	392	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.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

3708 schtasks.exe

pid	process
3708	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

powershell.exeb5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe

pid	process
4880	powershell.exe
1988	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe
1988	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe
4880	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

powershell.exeb5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe

description	pid	process
Token: SeDebugPrivilege	4880	powershell.exe
Token: SeDebugPrivilege	1988	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe

pid process

1988 b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe

pid	process
1988	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe

description	pid	process	target process
PID 392 wrote to memory of 4880	392	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe	powershell.exe
PID 392 wrote to memory of 4880	392	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe	powershell.exe
PID 392 wrote to memory of 4880	392	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe	powershell.exe
PID 392 wrote to memory of 3708	392	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe	schtasks.exe
PID 392 wrote to memory of 3708	392	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe	schtasks.exe
PID 392 wrote to memory of 3708	392	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe	schtasks.exe
PID 392 wrote to memory of 1988	392	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe
PID 392 wrote to memory of 1988	392	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe
PID 392 wrote to memory of 1988	392	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe
PID 392 wrote to memory of 1988	392	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe
PID 392 wrote to memory of 1988	392	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe
PID 392 wrote to memory of 1988	392	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe
PID 392 wrote to memory of 1988	392	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe
PID 392 wrote to memory of 1988	392	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe

outlook_office_path 1 IoCs

Processes:

b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2660308776-3705150086-26593515-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe

outlook_win_path 1 IoCs

Processes:

b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2660308776-3705150086-26593515-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe

C:\Users\Admin\AppData\Local\Temp\b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe
"C:\Users\Admin\AppData\Local\Temp\b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:392

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\kqruryFrIFc.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4880

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kqruryFrIFc" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8CAF.tmp"
2⤵
- Creates scheduled task(s)
PID:3708

C:\Users\Admin\AppData\Local\Temp\b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe
"C:\Users\Admin\AppData\Local\Temp\b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:1988

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

Query Registry

1

T1012

System Information Discovery

2

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\Microsoft\CLR_v4.0_32\UsageLogs\b5a23c2ef617a9a0b87f82ebc9f6c2c892a179a53bd35ce725be92c68465b245.exe.log
Filesize
1KB

MD5
e08f822522c617a40840c62e4b0fb45e

SHA1
ae516dca4da5234be6676d3f234c19ec55725be7

SHA256
bd9d5e9f7fe6fcff17d873555d4077d15f7d6cdda1183e7f7d278b735ffe1fd7

SHA512
894a7fb7bbc18ac6ba13378f58a7db80ad00d6080be9a66b01cae8e23e41d9d2d4cd53c1e20669356b73590c8a3ebfda4bdda3258f81240db56c4a81b7313fe4

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8CAF.tmp
Filesize
1KB

MD5
526884f02d5071d9f8786b2132562546

SHA1
8117631eff49edf44c6f348febaaa15c9f915146

SHA256
9fb50f822963ed5ddd49199ca213375a3a73ab8e60e4fae0149706d20c1e786b

SHA512
4985779a6c86f1a7d4400571c46da68cc9e6be956f98dd02d7a447ec88105be47e156bb8f5972ad8092cad0fac24b2ca1df69d085acd64e71c53f9f7c606fac3

Download Submit
memory/392-131-0x0000000005A40000-0x0000000005FE4000-memory.dmp

Filesize
5.6MB

Download
memory/392-132-0x0000000005370000-0x0000000005402000-memory.dmp

Filesize
584KB

Download
memory/392-133-0x0000000005310000-0x000000000531A000-memory.dmp

Filesize
40KB

Download
memory/392-134-0x000000000B480000-0x000000000B51C000-memory.dmp

Filesize
624KB

Download
memory/392-135-0x0000000001180000-0x00000000011E6000-memory.dmp

Filesize
408KB

Download
memory/392-130-0x00000000008B0000-0x0000000000978000-memory.dmp

Filesize
800KB

Download
memory/1988-141-0x0000000000000000-mapping.dmp

Download
memory/1988-154-0x0000000006C00000-0x0000000006C50000-memory.dmp

Filesize
320KB

Download
memory/1988-142-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/3708-137-0x0000000000000000-mapping.dmp

Download
memory/4880-144-0x00000000053D0000-0x00000000053F2000-memory.dmp

Filesize
136KB

Download
memory/4880-149-0x0000000006930000-0x000000000694E000-memory.dmp

Filesize
120KB

Download
memory/4880-138-0x0000000002A70000-0x0000000002AA6000-memory.dmp

Filesize
216KB

Download
memory/4880-145-0x0000000005C80000-0x0000000005CE6000-memory.dmp

Filesize
408KB

Download
memory/4880-146-0x0000000006380000-0x000000000639E000-memory.dmp

Filesize
120KB

Download
memory/4880-147-0x0000000007530000-0x0000000007562000-memory.dmp

Filesize
200KB

Download
memory/4880-148-0x0000000070BC0000-0x0000000070C0C000-memory.dmp

Filesize
304KB

Download
memory/4880-140-0x0000000005460000-0x0000000005A88000-memory.dmp

Filesize
6.2MB

Download
memory/4880-150-0x0000000007CD0000-0x000000000834A000-memory.dmp

Filesize
6.5MB

Download
memory/4880-151-0x0000000007690000-0x00000000076AA000-memory.dmp

Filesize
104KB

Download
memory/4880-152-0x0000000007700000-0x000000000770A000-memory.dmp

Filesize
40KB

Download
memory/4880-153-0x0000000007910000-0x00000000079A6000-memory.dmp

Filesize
600KB

Download
memory/4880-136-0x0000000000000000-mapping.dmp

Download
memory/4880-155-0x00000000078C0000-0x00000000078CE000-memory.dmp

Filesize
56KB

Download
memory/4880-156-0x00000000079D0000-0x00000000079EA000-memory.dmp

Filesize
104KB

Download
memory/4880-157-0x00000000079B0000-0x00000000079B8000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads