agenttesla | c8fddfed5179e57fece9eb60e764418e16b907d9c4784d261d8a43d266df3ccd

General

Target

INOVICE NO CY-W-24-17-26.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/2884-16-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2884-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2884-19-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2884-21-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2884-24-0x0000000000400000-0x0000000000440000-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/2884-16-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2884-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2884-19-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2884-21-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2884-24-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables packed with SmartAssembly 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1584-4-0x0000000000A00000-0x0000000000A0C000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly

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

Processes:

resource	yara_rule
behavioral1/memory/2884-16-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2884-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2884-19-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2884-21-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2884-24-0x0000000000400000-0x0000000000440000-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/2884-16-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2884-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2884-19-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2884-21-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2884-24-0x0000000000400000-0x0000000000440000-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/2884-16-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2884-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2884-19-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2884-21-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2884-24-0x0000000000400000-0x0000000000440000-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/2884-16-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2884-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2884-19-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2884-21-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2884-24-0x0000000000400000-0x0000000000440000-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
Suspicious use of SetThreadContext 1 IoCs

Processes:

INOVICE NO CY-W-24-17-26.exe

description pid process target process

PID 1584 set thread context of 2884 1584 INOVICE NO CY-W-24-17-26.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

2768 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

MSBuild.exepowershell.exe

pid process

2884 MSBuild.exe
2884 MSBuild.exe
2748 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

MSBuild.exepowershell.exe

description pid process

Token: SeDebugPrivilege 2884 MSBuild.exe
Token: SeDebugPrivilege 2748 powershell.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

MSBuild.exe

pid process

2884 MSBuild.exe

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

description	pid	process	target process
PID 1584 set thread context of 2884	1584	INOVICE NO CY-W-24-17-26.exe	MSBuild.exe

pid	process
2768	schtasks.exe

pid	process
2884	MSBuild.exe
2884	MSBuild.exe
2748	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2884	MSBuild.exe
Token: SeDebugPrivilege	2748	powershell.exe

pid	process
2884	MSBuild.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

INOVICE NO CY-W-24-17-26.exe

description	pid	process	target process
PID 1584 wrote to memory of 2748	1584	INOVICE NO CY-W-24-17-26.exe	powershell.exe
PID 1584 wrote to memory of 2748	1584	INOVICE NO CY-W-24-17-26.exe	powershell.exe
PID 1584 wrote to memory of 2748	1584	INOVICE NO CY-W-24-17-26.exe	powershell.exe
PID 1584 wrote to memory of 2748	1584	INOVICE NO CY-W-24-17-26.exe	powershell.exe
PID 1584 wrote to memory of 2768	1584	INOVICE NO CY-W-24-17-26.exe	schtasks.exe
PID 1584 wrote to memory of 2768	1584	INOVICE NO CY-W-24-17-26.exe	schtasks.exe
PID 1584 wrote to memory of 2768	1584	INOVICE NO CY-W-24-17-26.exe	schtasks.exe
PID 1584 wrote to memory of 2768	1584	INOVICE NO CY-W-24-17-26.exe	schtasks.exe
PID 1584 wrote to memory of 2884	1584	INOVICE NO CY-W-24-17-26.exe	MSBuild.exe
PID 1584 wrote to memory of 2884	1584	INOVICE NO CY-W-24-17-26.exe	MSBuild.exe
PID 1584 wrote to memory of 2884	1584	INOVICE NO CY-W-24-17-26.exe	MSBuild.exe
PID 1584 wrote to memory of 2884	1584	INOVICE NO CY-W-24-17-26.exe	MSBuild.exe
PID 1584 wrote to memory of 2884	1584	INOVICE NO CY-W-24-17-26.exe	MSBuild.exe
PID 1584 wrote to memory of 2884	1584	INOVICE NO CY-W-24-17-26.exe	MSBuild.exe
PID 1584 wrote to memory of 2884	1584	INOVICE NO CY-W-24-17-26.exe	MSBuild.exe
PID 1584 wrote to memory of 2884	1584	INOVICE NO CY-W-24-17-26.exe	MSBuild.exe
PID 1584 wrote to memory of 2884	1584	INOVICE NO CY-W-24-17-26.exe	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\INOVICE NO CY-W-24-17-26.exe
"C:\Users\Admin\AppData\Local\Temp\INOVICE NO CY-W-24-17-26.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1584

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:2748

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hBdXlArIL" /XML "C:\Users\Admin\AppData\Local\Temp\tmp426D.tmp"
2⤵
- Creates scheduled task(s)
PID:2768

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:2884

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\tmp426D.tmp
Filesize
1KB

MD5
de6c411cfcbcfb521a2e10f16c7b7947

SHA1
0c8f9c8ab43d5117d4db2072e4b11d90c4e3e3ef

SHA256
10c5da628aed4145510ad75978a0ee5b14e8d92f368f98f1274dee0b95aca8a1

SHA512
ae845a9b6420c90c397957eb300ed3644a94c1a206bb1b9291cb2368806406513eceda39a589798c6491c653a0f37f1937d2b2a4ba7663bd5b91604bf32a10eb

Download Submit
memory/1584-22-0x0000000074520000-0x0000000074C0E000-memory.dmp

Filesize
6.9MB

Download
memory/1584-1-0x0000000074520000-0x0000000074C0E000-memory.dmp

Filesize
6.9MB

Download
memory/1584-2-0x0000000004B00000-0x0000000004B40000-memory.dmp

Filesize
256KB

Download
memory/1584-3-0x00000000008E0000-0x00000000008F2000-memory.dmp

Filesize
72KB

Download
memory/1584-4-0x0000000000A00000-0x0000000000A0C000-memory.dmp

Filesize
48KB

Download
memory/1584-5-0x0000000005BE0000-0x0000000005C62000-memory.dmp

Filesize
520KB

Download
memory/1584-0-0x0000000000300000-0x00000000003B8000-memory.dmp

Filesize
736KB

Download
memory/2748-29-0x000000006E050000-0x000000006E5FB000-memory.dmp

Filesize
5.7MB

Download
memory/2748-27-0x0000000002650000-0x0000000002690000-memory.dmp

Filesize
256KB

Download
memory/2748-25-0x000000006E050000-0x000000006E5FB000-memory.dmp

Filesize
5.7MB

Download
memory/2884-17-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2884-19-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2884-18-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2884-21-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2884-24-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2884-16-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2884-26-0x0000000074230000-0x000000007491E000-memory.dmp

Filesize
6.9MB

Download
memory/2884-15-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2884-28-0x00000000003A0000-0x00000000003E0000-memory.dmp

Filesize
256KB

Download
memory/2884-13-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2884-30-0x0000000074230000-0x000000007491E000-memory.dmp

Filesize
6.9MB

Download
memory/2884-31-0x00000000003A0000-0x00000000003E0000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads