agenttesla | bc7a5671fa742711775708fb79992eaad8427177e7de2facc98fc16e3fc3570c

General

Target

New Order1.exe
Size

758KB
MD5

793bcb19f56e8ffbb2df4f0cf09e6989
SHA1

36a6f3001ccb22e2a542fc190ca2187f0a170e8c
SHA256

0d8d3c58ed2996ce243b68034817ded7fc06e4bd2a79e367f72f2020a35214d5
SHA512

79dadb42684d8a10d5c2269149462e4647f2ada4eb2d6ef7a0c571d6a89a2dfd87fba1e1b9a50b5078fa3cdffb582b27160aa6024f9518ade893daf8e94c7735
SSDEEP

12288:LIcWET/mr9K+22BEEzFatnZ4SK408Jr0C0hmm/SJQvtK8MNAVsCvCRPTNDD6/IhG:xWtb3BEBx70hm2sQvtK8nswCRPZDO/xz

Score

10^/10

agenttesla execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.manpowerchannel.com.sg
Port:
587
Username:
[email protected]
Password:
plyj183005
Email To:
[email protected]

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/2556-19-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2556-22-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2556-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2556-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2556-11-0x0000000000400000-0x0000000000440000-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/2556-19-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2556-22-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2556-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2556-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2556-11-0x0000000000400000-0x0000000000440000-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/2556-19-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2556-22-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2556-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2556-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2556-11-0x0000000000400000-0x0000000000440000-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/2556-19-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2556-22-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2556-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2556-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2556-11-0x0000000000400000-0x0000000000440000-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/2556-19-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2556-22-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2556-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2556-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2556-11-0x0000000000400000-0x0000000000440000-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/2556-19-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2556-22-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2556-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2556-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2556-11-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

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

PowerShell
T1059.001

Processes:

powershell.exe

pid process

2520 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
Suspicious use of SetThreadContext 1 IoCs

Processes:

New Order1.exe

description pid process target process

PID 2856 set thread context of 2556 2856 New Order1.exe New Order1.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

New Order1.exepowershell.exe

pid process

2556 New Order1.exe
2556 New Order1.exe
2520 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

New Order1.exepowershell.exe

description pid process

Token: SeDebugPrivilege 2556 New Order1.exe
Token: SeDebugPrivilege 2520 powershell.exe

pid	process
2520	powershell.exe

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

description	pid	process	target process
PID 2856 set thread context of 2556	2856	New Order1.exe	New Order1.exe

pid	process
2556	New Order1.exe
2556	New Order1.exe
2520	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2556	New Order1.exe
Token: SeDebugPrivilege	2520	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

New Order1.exe

description	pid	process	target process
PID 2856 wrote to memory of 2520	2856	New Order1.exe	powershell.exe
PID 2856 wrote to memory of 2520	2856	New Order1.exe	powershell.exe
PID 2856 wrote to memory of 2520	2856	New Order1.exe	powershell.exe
PID 2856 wrote to memory of 2520	2856	New Order1.exe	powershell.exe
PID 2856 wrote to memory of 2556	2856	New Order1.exe	New Order1.exe
PID 2856 wrote to memory of 2556	2856	New Order1.exe	New Order1.exe
PID 2856 wrote to memory of 2556	2856	New Order1.exe	New Order1.exe
PID 2856 wrote to memory of 2556	2856	New Order1.exe	New Order1.exe
PID 2856 wrote to memory of 2556	2856	New Order1.exe	New Order1.exe
PID 2856 wrote to memory of 2556	2856	New Order1.exe	New Order1.exe
PID 2856 wrote to memory of 2556	2856	New Order1.exe	New Order1.exe
PID 2856 wrote to memory of 2556	2856	New Order1.exe	New Order1.exe
PID 2856 wrote to memory of 2556	2856	New Order1.exe	New Order1.exe

C:\Users\Admin\AppData\Local\Temp\New Order1.exe
"C:\Users\Admin\AppData\Local\Temp\New Order1.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2856

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\New Order1.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2520

C:\Users\Admin\AppData\Local\Temp\New Order1.exe
"C:\Users\Admin\AppData\Local\Temp\New Order1.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2556

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

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

Command and Control

Exfiltration

Impact

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Downloads

memory/2556-11-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2556-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2556-7-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2556-9-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2556-22-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2556-13-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2556-19-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2556-17-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2856-4-0x0000000000250000-0x000000000025C000-memory.dmp

Filesize
48KB

Download
memory/2856-6-0x00000000050D0000-0x0000000005152000-memory.dmp

Filesize
520KB

Download
memory/2856-1-0x0000000001040000-0x0000000001104000-memory.dmp

Filesize
784KB

Download
memory/2856-5-0x00000000003F0000-0x0000000000400000-memory.dmp

Filesize
64KB

Download
memory/2856-0-0x0000000074ABE000-0x0000000074ABF000-memory.dmp

Filesize
4KB

Download
memory/2856-3-0x0000000000390000-0x00000000003B2000-memory.dmp

Filesize
136KB

Download
memory/2856-2-0x0000000074AB0000-0x000000007519E000-memory.dmp

Filesize
6.9MB

Download
memory/2856-23-0x0000000074AB0000-0x000000007519E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads