agenttesla | bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29

General

Target

bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe
Size

670KB
MD5

ed3815b037a3f57bfc35bc4b6c97c3a4
SHA1

034cded1a5c78337d11a3b4a0f9b62c270b51862
SHA256

bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29
SHA512

35a733c79702faf74ffed972eb2e2aef139713a4306634c4f3adb9ca6f9667442af24113efb23e1289ab66d64f02ce56e2406d3df98a52806a63ae90321b11ca
SSDEEP

12288:e8EMgXHfAhdhdSsLjQ05GzUPCLDMtUNGQeLq06ShFVr1KFABkeXOaId:e8jgvAhXfQ05Gz3LDUmnAqYjfXXOaI

Score

10^/10

agenttesla execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6708321519:AAH9WPgZQN8mlLl2zn6ccUEu4DYMqGCeTcQ/

Signatures

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

Detect packed .NET executables. Mostly AgentTeslaV4. 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2408-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2408-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2408-31-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2408-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2408-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2408-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2408-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2408-31-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2408-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2408-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables referencing Windows vault credential objects. Observed in infostealers 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2408-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2408-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2408-31-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2408-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2408-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID

Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2408-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2408-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2408-31-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2408-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2408-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2408-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2408-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2408-31-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2408-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2408-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2408-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2408-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2408-31-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2408-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2408-25-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exepowershell.exe

pid process

2716 powershell.exe
2624 powershell.exe
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
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

4 api.ipify.org
5 api.ipify.org

pid	process
2716	powershell.exe
2624	powershell.exe

flow	ioc
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe

description	pid	process	target process
PID 2088 set thread context of 2408	2088	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.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

2652 schtasks.exe

pid	process
2652	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exepowershell.exepowershell.exe

pid	process
2408	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe
2408	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe
2624	powershell.exe
2716	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exepowershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	2408	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe
Token: SeDebugPrivilege	2624	powershell.exe
Token: SeDebugPrivilege	2716	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe

pid process

2408 bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe

description	pid	process	target process
PID 2088 wrote to memory of 2624	2088	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe	powershell.exe
PID 2088 wrote to memory of 2624	2088	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe	powershell.exe
PID 2088 wrote to memory of 2624	2088	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe	powershell.exe
PID 2088 wrote to memory of 2624	2088	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe	powershell.exe
PID 2088 wrote to memory of 2716	2088	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe	powershell.exe
PID 2088 wrote to memory of 2716	2088	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe	powershell.exe
PID 2088 wrote to memory of 2716	2088	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe	powershell.exe
PID 2088 wrote to memory of 2716	2088	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe	powershell.exe
PID 2088 wrote to memory of 2652	2088	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe	schtasks.exe
PID 2088 wrote to memory of 2652	2088	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe	schtasks.exe
PID 2088 wrote to memory of 2652	2088	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe	schtasks.exe
PID 2088 wrote to memory of 2652	2088	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe	schtasks.exe
PID 2088 wrote to memory of 2408	2088	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe
PID 2088 wrote to memory of 2408	2088	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe
PID 2088 wrote to memory of 2408	2088	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe
PID 2088 wrote to memory of 2408	2088	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe
PID 2088 wrote to memory of 2408	2088	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe
PID 2088 wrote to memory of 2408	2088	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe
PID 2088 wrote to memory of 2408	2088	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe
PID 2088 wrote to memory of 2408	2088	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe
PID 2088 wrote to memory of 2408	2088	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe	bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe

C:\Users\Admin\AppData\Local\Temp\bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe
"C:\Users\Admin\AppData\Local\Temp\bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2088

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2624

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\lVKVSUhnFGi.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2716

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lVKVSUhnFGi" /XML "C:\Users\Admin\AppData\Local\Temp\tmp451B.tmp"
2⤵
- Creates scheduled task(s)
PID:2652

C:\Users\Admin\AppData\Local\Temp\bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe
"C:\Users\Admin\AppData\Local\Temp\bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2408

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

Scheduled Task/Job

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp451B.tmp
Filesize
1KB

MD5
01c0ee4ed15c2b818db83ffa43c38f27

SHA1
e0a731e7b3b4eb333c5316f62a16a63248274abc

SHA256
0350d1f3718320ea88f9f790f2c6b0e780d851d8d750d49f639e0378c9423b8c

SHA512
be208c924580504c3ca842a7f5e8f1e12c8145285e2572805056b42db7ea36fd3cb9d030baba406dc0286ae677c3115c4ea36827fd1e93ec363dc2c44b7c011f

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\EATCZ2J3YY1EBPGJLP0Z.temp
Filesize
7KB

MD5
3805f53797e7806712122dc99a9bee8b

SHA1
362e180d023e6017cb005cf8f27d8acbb3a436fc

SHA256
1f7fe5e9e680214886c05a6ad469503f7e915b73619ce581f87736408b698756

SHA512
cf54d3549d65e632b34f45f33cc16c7b4223b1648009e2c6590b4c184278420737d3379bf97dcf6670f382ec20743949b0ca00d01325d2bf141e62d7cadc3bc5

Download Submit
memory/2088-4-0x0000000000600000-0x000000000061A000-memory.dmp

Filesize
104KB

Download
memory/2088-32-0x0000000074060000-0x000000007474E000-memory.dmp

Filesize
6.9MB

Download
memory/2088-0-0x000000007406E000-0x000000007406F000-memory.dmp

Filesize
4KB

Download
memory/2088-5-0x00000000005C0000-0x00000000005D0000-memory.dmp

Filesize
64KB

Download
memory/2088-6-0x00000000053A0000-0x0000000005422000-memory.dmp

Filesize
520KB

Download
memory/2088-2-0x0000000074060000-0x000000007474E000-memory.dmp

Filesize
6.9MB

Download
memory/2088-1-0x0000000001260000-0x000000000130E000-memory.dmp

Filesize
696KB

Download
memory/2088-3-0x0000000004CC0000-0x0000000004D62000-memory.dmp

Filesize
648KB

Download
memory/2408-24-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2408-31-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2408-29-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2408-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2408-25-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2408-21-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2408-20-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2408-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads