agenttesla | 1ad2e5df626723bca2bf7ac89733392b1a44849e1345e90f3cc6d3d034873bd4

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
28-03-2024 02:04

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General

Target

1ad2e5df626723bca2bf7ac89733392b1a44849e1345e90f3cc6d3d034873bd4.exe
Size

208KB
MD5

10b76ce4a151fb9a87c756ddacae357f
SHA1

d86ad648734ea7c5372819f9bcec5411b02d6358
SHA256

1ad2e5df626723bca2bf7ac89733392b1a44849e1345e90f3cc6d3d034873bd4
SHA512

3969e20675af8d718963b7712435922e7697e85c1e1560520d0ba99bc456f1fdf50390a05f980216ed82095c5f6ed169226abc4ffb18f8c584dc8c7dc6326264
SSDEEP

3072:LY5Z0ub84cpaiToaOcJ+GMK/ThXQsIZeUdUsIH4UtwaGpefC7GmCMY7pdkW:OTOEiscJ+GMKL6sITUsIH4wGpQ

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://80.92.205.47
Port:
21
Username:
delizzasuppl
Password:
99EK7bvTZr4zBnwW

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/2308-9-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2308-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2308-12-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2308-14-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2308-16-0x0000000000400000-0x0000000000442000-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/2308-9-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2308-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2308-12-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2308-14-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2308-16-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2308-9-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
behavioral1/memory/2308-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
behavioral1/memory/2308-12-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
behavioral1/memory/2308-14-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
behavioral1/memory/2308-16-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL

Detects executables packed with ConfuserEx Mod 1 IoCs

Processes:

resource yara_rule

behavioral1/memory/1688-4-0x0000000000230000-0x000000000023A000-memory.dmp INDICATOR_EXE_Packed_ConfuserEx

resource	yara_rule
behavioral1/memory/1688-4-0x0000000000230000-0x000000000023A000-memory.dmp	INDICATOR_EXE_Packed_ConfuserEx

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

Processes:

resource	yara_rule
behavioral1/memory/2308-9-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2308-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2308-12-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2308-14-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2308-16-0x0000000000400000-0x0000000000442000-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/2308-9-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2308-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2308-12-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2308-14-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2308-16-0x0000000000400000-0x0000000000442000-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/2308-9-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2308-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2308-12-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2308-14-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2308-16-0x0000000000400000-0x0000000000442000-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/2308-9-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2308-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2308-12-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2308-14-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2308-16-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

4 ip-api.com
Suspicious use of SetThreadContext 1 IoCs

Processes:

1ad2e5df626723bca2bf7ac89733392b1a44849e1345e90f3cc6d3d034873bd4.exe

description pid process target process

PID 1688 set thread context of 2308 1688 1ad2e5df626723bca2bf7ac89733392b1a44849e1345e90f3cc6d3d034873bd4.exe Caspol.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Caspol.exe

pid process

2308 Caspol.exe
2308 Caspol.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Caspol.exe

description pid process

Token: SeDebugPrivilege 2308 Caspol.exe

flow	ioc
4	ip-api.com

description	pid	process	target process
PID 1688 set thread context of 2308	1688	1ad2e5df626723bca2bf7ac89733392b1a44849e1345e90f3cc6d3d034873bd4.exe	Caspol.exe

pid	process
2308	Caspol.exe
2308	Caspol.exe

description	pid	process
Token: SeDebugPrivilege	2308	Caspol.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1ad2e5df626723bca2bf7ac89733392b1a44849e1345e90f3cc6d3d034873bd4.exe

description	pid	process	target process
PID 1688 wrote to memory of 2308	1688	1ad2e5df626723bca2bf7ac89733392b1a44849e1345e90f3cc6d3d034873bd4.exe	Caspol.exe
PID 1688 wrote to memory of 2308	1688	1ad2e5df626723bca2bf7ac89733392b1a44849e1345e90f3cc6d3d034873bd4.exe	Caspol.exe
PID 1688 wrote to memory of 2308	1688	1ad2e5df626723bca2bf7ac89733392b1a44849e1345e90f3cc6d3d034873bd4.exe	Caspol.exe
PID 1688 wrote to memory of 2308	1688	1ad2e5df626723bca2bf7ac89733392b1a44849e1345e90f3cc6d3d034873bd4.exe	Caspol.exe
PID 1688 wrote to memory of 2308	1688	1ad2e5df626723bca2bf7ac89733392b1a44849e1345e90f3cc6d3d034873bd4.exe	Caspol.exe
PID 1688 wrote to memory of 2308	1688	1ad2e5df626723bca2bf7ac89733392b1a44849e1345e90f3cc6d3d034873bd4.exe	Caspol.exe
PID 1688 wrote to memory of 2308	1688	1ad2e5df626723bca2bf7ac89733392b1a44849e1345e90f3cc6d3d034873bd4.exe	Caspol.exe
PID 1688 wrote to memory of 2308	1688	1ad2e5df626723bca2bf7ac89733392b1a44849e1345e90f3cc6d3d034873bd4.exe	Caspol.exe
PID 1688 wrote to memory of 2308	1688	1ad2e5df626723bca2bf7ac89733392b1a44849e1345e90f3cc6d3d034873bd4.exe	Caspol.exe

C:\Users\Admin\AppData\Local\Temp\1ad2e5df626723bca2bf7ac89733392b1a44849e1345e90f3cc6d3d034873bd4.exe
"C:\Users\Admin\AppData\Local\Temp\1ad2e5df626723bca2bf7ac89733392b1a44849e1345e90f3cc6d3d034873bd4.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1688

C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2308

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1688-0-0x00000000001C0000-0x00000000001FA000-memory.dmp

Filesize
232KB

Download
memory/1688-1-0x0000000073FE0000-0x00000000746CE000-memory.dmp

Filesize
6.9MB

Download
memory/1688-2-0x0000000004BA0000-0x0000000004BE0000-memory.dmp

Filesize
256KB

Download
memory/1688-3-0x0000000000480000-0x00000000004AE000-memory.dmp

Filesize
184KB

Download
memory/1688-4-0x0000000000230000-0x000000000023A000-memory.dmp

Filesize
40KB

Download
memory/1688-17-0x0000000073FE0000-0x00000000746CE000-memory.dmp

Filesize
6.9MB

Download
memory/2308-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2308-9-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2308-7-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2308-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2308-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2308-14-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2308-16-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2308-18-0x0000000073FE0000-0x00000000746CE000-memory.dmp

Filesize
6.9MB

Download
memory/2308-5-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2308-19-0x0000000000910000-0x0000000000950000-memory.dmp

Filesize
256KB

Download
memory/2308-20-0x0000000073FE0000-0x00000000746CE000-memory.dmp

Filesize
6.9MB

Download
memory/2308-21-0x0000000000910000-0x0000000000950000-memory.dmp

Filesize
256KB

Download