agenttesla | bf97d8ee1b61a6699e0a1ff3cda31252cfbd154804673d83dd68b1fee155f953

General

Target

bf97d8ee1b61a6699e0a1ff3cda31252cfbd154804673d83dd68b1fee155f953.exe
Size

714KB
MD5

d57f61c8ca3a73cad73f5cb160d2e1a8
SHA1

62a5c18d4194f1f4bef658fd24cb68a3067537a3
SHA256

bf97d8ee1b61a6699e0a1ff3cda31252cfbd154804673d83dd68b1fee155f953
SHA512

bcb796de15d4519b4d2c6a701bcb1b83bb5fd09d9a04ac31c66a82326d4ecba30bc8bde0dff5a4008b120d3d0642820e60d34264c2cb253ba04e7deb0323d430
SSDEEP

12288:gFoO3mYoQxv9wQNWk9eGwk5Lq8RVDrlYGI/d8FR2ij6QnLkB:ghbhxv9wQNV5e8fGOwQnAB

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.talesur.com
Port:
587
Username:
builder@talesur.com
Password:
gvQwu);oQS*Q
Email To:
result@talesur.com

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/2584-15-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2584-16-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2584-18-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2584-20-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2584-23-0x0000000000400000-0x0000000000440000-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/2584-15-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2584-16-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2584-18-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2584-20-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2584-23-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables packed with SmartAssembly 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2488-4-0x0000000000520000-0x000000000052C000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly

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

Processes:

resource	yara_rule
behavioral1/memory/2584-15-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2584-16-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2584-18-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2584-20-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2584-23-0x0000000000400000-0x0000000000440000-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/2584-15-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2584-16-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2584-18-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2584-20-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2584-23-0x0000000000400000-0x0000000000440000-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/2584-15-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2584-16-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2584-18-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2584-20-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2584-23-0x0000000000400000-0x0000000000440000-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/2584-15-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2584-16-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2584-18-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2584-20-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2584-23-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

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

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

bf97d8ee1b61a6699e0a1ff3cda31252cfbd154804673d83dd68b1fee155f953.exe

description	pid	process	target process
PID 2488 set thread context of 2584	2488	bf97d8ee1b61a6699e0a1ff3cda31252cfbd154804673d83dd68b1fee155f953.exe	MSBuild.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

2836 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

MSBuild.exepowershell.exe

pid process

2584 MSBuild.exe
2584 MSBuild.exe
2692 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

MSBuild.exepowershell.exe

description pid process

Token: SeDebugPrivilege 2584 MSBuild.exe
Token: SeDebugPrivilege 2692 powershell.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

MSBuild.exe

pid process

2584 MSBuild.exe

pid	process
2836	schtasks.exe

pid	process
2584	MSBuild.exe
2584	MSBuild.exe
2692	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2584	MSBuild.exe
Token: SeDebugPrivilege	2692	powershell.exe

pid	process
2584	MSBuild.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

bf97d8ee1b61a6699e0a1ff3cda31252cfbd154804673d83dd68b1fee155f953.exe

description	pid	process	target process
PID 2488 wrote to memory of 2692	2488	bf97d8ee1b61a6699e0a1ff3cda31252cfbd154804673d83dd68b1fee155f953.exe	powershell.exe
PID 2488 wrote to memory of 2692	2488	bf97d8ee1b61a6699e0a1ff3cda31252cfbd154804673d83dd68b1fee155f953.exe	powershell.exe
PID 2488 wrote to memory of 2692	2488	bf97d8ee1b61a6699e0a1ff3cda31252cfbd154804673d83dd68b1fee155f953.exe	powershell.exe
PID 2488 wrote to memory of 2692	2488	bf97d8ee1b61a6699e0a1ff3cda31252cfbd154804673d83dd68b1fee155f953.exe	powershell.exe
PID 2488 wrote to memory of 2836	2488	bf97d8ee1b61a6699e0a1ff3cda31252cfbd154804673d83dd68b1fee155f953.exe	schtasks.exe
PID 2488 wrote to memory of 2836	2488	bf97d8ee1b61a6699e0a1ff3cda31252cfbd154804673d83dd68b1fee155f953.exe	schtasks.exe
PID 2488 wrote to memory of 2836	2488	bf97d8ee1b61a6699e0a1ff3cda31252cfbd154804673d83dd68b1fee155f953.exe	schtasks.exe
PID 2488 wrote to memory of 2836	2488	bf97d8ee1b61a6699e0a1ff3cda31252cfbd154804673d83dd68b1fee155f953.exe	schtasks.exe
PID 2488 wrote to memory of 2584	2488	bf97d8ee1b61a6699e0a1ff3cda31252cfbd154804673d83dd68b1fee155f953.exe	MSBuild.exe
PID 2488 wrote to memory of 2584	2488	bf97d8ee1b61a6699e0a1ff3cda31252cfbd154804673d83dd68b1fee155f953.exe	MSBuild.exe
PID 2488 wrote to memory of 2584	2488	bf97d8ee1b61a6699e0a1ff3cda31252cfbd154804673d83dd68b1fee155f953.exe	MSBuild.exe
PID 2488 wrote to memory of 2584	2488	bf97d8ee1b61a6699e0a1ff3cda31252cfbd154804673d83dd68b1fee155f953.exe	MSBuild.exe
PID 2488 wrote to memory of 2584	2488	bf97d8ee1b61a6699e0a1ff3cda31252cfbd154804673d83dd68b1fee155f953.exe	MSBuild.exe
PID 2488 wrote to memory of 2584	2488	bf97d8ee1b61a6699e0a1ff3cda31252cfbd154804673d83dd68b1fee155f953.exe	MSBuild.exe
PID 2488 wrote to memory of 2584	2488	bf97d8ee1b61a6699e0a1ff3cda31252cfbd154804673d83dd68b1fee155f953.exe	MSBuild.exe
PID 2488 wrote to memory of 2584	2488	bf97d8ee1b61a6699e0a1ff3cda31252cfbd154804673d83dd68b1fee155f953.exe	MSBuild.exe
PID 2488 wrote to memory of 2584	2488	bf97d8ee1b61a6699e0a1ff3cda31252cfbd154804673d83dd68b1fee155f953.exe	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\bf97d8ee1b61a6699e0a1ff3cda31252cfbd154804673d83dd68b1fee155f953.exe
"C:\Users\Admin\AppData\Local\Temp\bf97d8ee1b61a6699e0a1ff3cda31252cfbd154804673d83dd68b1fee155f953.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2488

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\hBdXlArIL.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2692

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hBdXlArIL" /XML "C:\Users\Admin\AppData\Local\Temp\tmp929F.tmp"
2⤵
- Creates scheduled task(s)
PID:2836

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2584

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp929F.tmp
Filesize
1KB

MD5
084cbc760b3d490b5cb3416dcc5b9657

SHA1
d438b6b5676c1ca64e4a64c49a5c3a6fd87dec81

SHA256
74faf876541c73565db182d2fc5ca71be1ff6b8eb377fcf837af9d479c14db82

SHA512
aaf53b2d306633db4ec0e6982c64563f949af9c44fb741f6c5b8686f30abba8596735794a07d87739fb9b59113bc4c3377aa54f72fe8580a0575be8b4eba8cba

Download Submit
memory/2488-0-0x0000000000180000-0x0000000000238000-memory.dmp

Filesize
736KB

Download
memory/2488-1-0x0000000073E10000-0x00000000744FE000-memory.dmp

Filesize
6.9MB

Download
memory/2488-2-0x0000000004A50000-0x0000000004A90000-memory.dmp

Filesize
256KB

Download
memory/2488-3-0x00000000003C0000-0x00000000003D2000-memory.dmp

Filesize
72KB

Download
memory/2488-4-0x0000000000520000-0x000000000052C000-memory.dmp

Filesize
48KB

Download
memory/2488-5-0x00000000049B0000-0x0000000004A32000-memory.dmp

Filesize
520KB

Download
memory/2488-21-0x0000000073E10000-0x00000000744FE000-memory.dmp

Filesize
6.9MB

Download
memory/2584-18-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2584-23-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2584-16-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2584-17-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2584-14-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2584-13-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2584-20-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2584-15-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2584-31-0x0000000004880000-0x00000000048C0000-memory.dmp

Filesize
256KB

Download
memory/2584-30-0x0000000072C10000-0x00000000732FE000-memory.dmp

Filesize
6.9MB

Download
memory/2584-27-0x0000000072C10000-0x00000000732FE000-memory.dmp

Filesize
6.9MB

Download
memory/2692-26-0x0000000002700000-0x0000000002740000-memory.dmp

Filesize
256KB

Download
memory/2692-28-0x0000000002700000-0x0000000002740000-memory.dmp

Filesize
256KB

Download
memory/2692-29-0x000000006D860000-0x000000006DE0B000-memory.dmp

Filesize
5.7MB

Download
memory/2692-25-0x000000006D860000-0x000000006DE0B000-memory.dmp

Filesize
5.7MB

Download
memory/2692-24-0x000000006D860000-0x000000006DE0B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads