agenttesla | 3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d

Analysis

max time kernel
118s
max time network
138s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
15-05-2024 01:15

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General

Target

3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe
Size

205KB
MD5

aeeb6a8f7b4f4e465b3ce9dc62ec024e
SHA1

e6b8fb14f9cf2f524ae706fbf1bbdf91b7615e76
SHA256

3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d
SHA512

a2aa125e2f927dc3336e444fd0be9a8519c42480173f90a2f677d6d5433187bcd51d99b5637006576ea7ef751c1b7024a53840833104df2698fd03ae0ec3ab3e
SSDEEP

3072:44NnCDDRvLGprOAOkGt6+duWA/t/SHUebbxCbGgKk12qk/FPYm21KLbDoUssNXN2:1stvLGcxLbMUMK21H

Score

10^/10

agenttesla zgrat keylogger persistence rat spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
66.29.151.236
Port:
587
Username:
[email protected]
Password:
s9jjoVvaZchS
Email To:
[email protected]

Signatures

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

Detect ZGRat V1 34 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3000-3-0x0000000008920000-0x0000000008B50000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-4-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-11-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-5-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-7-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-9-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-15-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-13-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-17-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-19-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-21-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-27-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-29-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-25-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-23-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-31-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-33-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-47-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-45-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-43-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-41-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-39-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-37-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-35-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-67-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-65-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-63-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-61-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-59-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-57-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-55-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-53-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-51-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1
behavioral1/memory/3000-49-0x0000000008920000-0x0000000008B4A000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat
Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs

Processes:

resource yara_rule

behavioral1/memory/2436-4904-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs

Processes:

resource yara_rule

behavioral1/memory/2436-4904-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers
Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs

Processes:

resource yara_rule

behavioral1/memory/2436-4904-0x0000000000400000-0x0000000000442000-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 1 IoCs

Processes:

resource yara_rule

behavioral1/memory/2436-4904-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs

Processes:

resource yara_rule

behavioral1/memory/2436-4904-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs

Processes:

resource yara_rule

behavioral1/memory/2436-4904-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
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

resource	yara_rule
behavioral1/memory/2436-4904-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01

resource	yara_rule
behavioral1/memory/2436-4904-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

resource	yara_rule
behavioral1/memory/2436-4904-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID

resource	yara_rule
behavioral1/memory/2436-4904-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

resource	yara_rule
behavioral1/memory/2436-4904-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

resource	yara_rule
behavioral1/memory/2436-4904-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows\CurrentVersion\Run\savef = "C:\\Users\\Admin\\AppData\\Roaming\\savef.exe"	3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe

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

3 api.ipify.org
4 api.ipify.org

flow	ioc
3	api.ipify.org
4	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe

description	pid	process	target process
PID 3000 set thread context of 2436	3000	3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe	3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe

pid process

2436 3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe
2436 3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe

pid	process
2436	3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe
2436	3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe

description	pid	process
Token: SeDebugPrivilege	3000	3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe
Token: SeDebugPrivilege	3000	3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe
Token: SeDebugPrivilege	2436	3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe

description	pid	process	target process
PID 3000 wrote to memory of 2436	3000	3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe	3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe
PID 3000 wrote to memory of 2436	3000	3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe	3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe
PID 3000 wrote to memory of 2436	3000	3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe	3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe
PID 3000 wrote to memory of 2436	3000	3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe	3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe
PID 3000 wrote to memory of 2436	3000	3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe	3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe
PID 3000 wrote to memory of 2436	3000	3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe	3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe
PID 3000 wrote to memory of 2436	3000	3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe	3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe
PID 3000 wrote to memory of 2436	3000	3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe	3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe
PID 3000 wrote to memory of 2436	3000	3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe	3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe

C:\Users\Admin\AppData\Local\Temp\3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe
"C:\Users\Admin\AppData\Local\Temp\3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3000

C:\Users\Admin\AppData\Local\Temp\3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe
"C:\Users\Admin\AppData\Local\Temp\3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2436

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

memory/2436-4903-0x0000000073F90000-0x000000007467E000-memory.dmp

Filesize
6.9MB

Download
memory/2436-4907-0x0000000073F90000-0x000000007467E000-memory.dmp

Filesize
6.9MB

Download
memory/2436-4906-0x0000000073F90000-0x000000007467E000-memory.dmp

Filesize
6.9MB

Download
memory/2436-4904-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3000-39-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-2-0x0000000073F90000-0x000000007467E000-memory.dmp

Filesize
6.9MB

Download
memory/3000-5-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-35-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-9-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-15-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-13-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-17-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-19-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-21-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-27-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-29-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-25-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-23-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-31-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-33-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-47-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-65-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-43-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-41-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-0-0x0000000073F9E000-0x0000000073F9F000-memory.dmp

Filesize
4KB

Download
memory/3000-37-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-7-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-11-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-45-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-63-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-61-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-59-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-57-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-4884-0x0000000073F90000-0x000000007467E000-memory.dmp

Filesize
6.9MB

Download
memory/3000-55-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-53-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-51-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-49-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-4886-0x0000000004810000-0x000000000485C000-memory.dmp

Filesize
304KB

Download
memory/3000-4885-0x00000000053B0000-0x000000000541C000-memory.dmp

Filesize
432KB

Download
memory/3000-4887-0x0000000073F9E000-0x0000000073F9F000-memory.dmp

Filesize
4KB

Download
memory/3000-4888-0x0000000073F90000-0x000000007467E000-memory.dmp

Filesize
6.9MB

Download
memory/3000-4889-0x0000000073F90000-0x000000007467E000-memory.dmp

Filesize
6.9MB

Download
memory/3000-4890-0x0000000002060000-0x00000000020B4000-memory.dmp

Filesize
336KB

Download
memory/3000-4-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-3-0x0000000008920000-0x0000000008B50000-memory.dmp

Filesize
2.2MB

Download
memory/3000-4905-0x0000000073F90000-0x000000007467E000-memory.dmp

Filesize
6.9MB

Download
memory/3000-67-0x0000000008920000-0x0000000008B4A000-memory.dmp

Filesize
2.2MB

Download
memory/3000-1-0x0000000000C20000-0x0000000000C56000-memory.dmp

Filesize
216KB

Download