agenttesla | 8949c6bd3eeac319229ba7d26b10f4288fad4b0af57e3f3aa1ea607a0c3aafd4

General

Target

Order PS24S0040.exe
Size

836KB
MD5

28e8f4098b5d13326674b51aab58d055
SHA1

6635fa0024bfebfe5bd67e3c0cce5452e3c9b684
SHA256

d5bc04d04a04dc446c372f8f793f18c0cb8d45ba1ae5a817f4314a177fc8d7cc
SHA512

41669163544ed0e5164b1af023b3a2e7c16f32e5e5e6ee68b252dae172c3e574eda8e082ceab5709a63ba279063b904ba8f3fc519fd247ccb4253db3cf7ffb36
SSDEEP

12288:CZqnHvjNIrpf9rN/mc/CFvzstbLM2XS3uxsM6AgKH2e3ZFzJnbP93xE6DlI50Xze:C0PjKr5BNDHbzDx3VgYJjh2OlLze

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.sibasultrasonics.com
Port:
587
Username:
[email protected]
Password:
wxQ@kr-2OL,{
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/2680-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2680-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2680-27-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2680-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2680-22-0x0000000000400000-0x0000000000442000-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/2680-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2680-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2680-27-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2680-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2680-22-0x0000000000400000-0x0000000000442000-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/2680-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2680-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2680-27-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2680-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2680-22-0x0000000000400000-0x0000000000442000-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/2680-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2680-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2680-27-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2680-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2680-22-0x0000000000400000-0x0000000000442000-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/2680-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2680-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2680-27-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2680-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2680-22-0x0000000000400000-0x0000000000442000-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/2680-29-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2680-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2680-27-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2680-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2680-22-0x0000000000400000-0x0000000000442000-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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

Order PS24S0040.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows\CurrentVersion\Run\BjTxJte = "C:\\Users\\Admin\\AppData\\Roaming\\BjTxJte\\BjTxJte.exe"	Order PS24S0040.exe

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

2 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

Order PS24S0040.exe

description pid process target process

PID 992 set thread context of 2680 992 Order PS24S0040.exe Order PS24S0040.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

2616 schtasks.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

Order PS24S0040.exeOrder PS24S0040.exepowershell.exepowershell.exe

pid process

992 Order PS24S0040.exe
992 Order PS24S0040.exe
2680 Order PS24S0040.exe
2680 Order PS24S0040.exe
2780 powershell.exe
2668 powershell.exe

flow	ioc
2	api.ipify.org

description	pid	process	target process
PID 992 set thread context of 2680	992	Order PS24S0040.exe	Order PS24S0040.exe

pid	process
2616	schtasks.exe

pid	process
992	Order PS24S0040.exe
992	Order PS24S0040.exe
2680	Order PS24S0040.exe
2680	Order PS24S0040.exe
2780	powershell.exe
2668	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

Order PS24S0040.exeOrder PS24S0040.exepowershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	992	Order PS24S0040.exe
Token: SeDebugPrivilege	2680	Order PS24S0040.exe
Token: SeDebugPrivilege	2668	powershell.exe
Token: SeDebugPrivilege	2780	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Order PS24S0040.exe

pid process

2680 Order PS24S0040.exe

pid	process
2680	Order PS24S0040.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

Order PS24S0040.exe

description	pid	process	target process
PID 992 wrote to memory of 2780	992	Order PS24S0040.exe	powershell.exe
PID 992 wrote to memory of 2780	992	Order PS24S0040.exe	powershell.exe
PID 992 wrote to memory of 2780	992	Order PS24S0040.exe	powershell.exe
PID 992 wrote to memory of 2780	992	Order PS24S0040.exe	powershell.exe
PID 992 wrote to memory of 2668	992	Order PS24S0040.exe	powershell.exe
PID 992 wrote to memory of 2668	992	Order PS24S0040.exe	powershell.exe
PID 992 wrote to memory of 2668	992	Order PS24S0040.exe	powershell.exe
PID 992 wrote to memory of 2668	992	Order PS24S0040.exe	powershell.exe
PID 992 wrote to memory of 2616	992	Order PS24S0040.exe	schtasks.exe
PID 992 wrote to memory of 2616	992	Order PS24S0040.exe	schtasks.exe
PID 992 wrote to memory of 2616	992	Order PS24S0040.exe	schtasks.exe
PID 992 wrote to memory of 2616	992	Order PS24S0040.exe	schtasks.exe
PID 992 wrote to memory of 2680	992	Order PS24S0040.exe	Order PS24S0040.exe
PID 992 wrote to memory of 2680	992	Order PS24S0040.exe	Order PS24S0040.exe
PID 992 wrote to memory of 2680	992	Order PS24S0040.exe	Order PS24S0040.exe
PID 992 wrote to memory of 2680	992	Order PS24S0040.exe	Order PS24S0040.exe
PID 992 wrote to memory of 2680	992	Order PS24S0040.exe	Order PS24S0040.exe
PID 992 wrote to memory of 2680	992	Order PS24S0040.exe	Order PS24S0040.exe
PID 992 wrote to memory of 2680	992	Order PS24S0040.exe	Order PS24S0040.exe
PID 992 wrote to memory of 2680	992	Order PS24S0040.exe	Order PS24S0040.exe
PID 992 wrote to memory of 2680	992	Order PS24S0040.exe	Order PS24S0040.exe

C:\Users\Admin\AppData\Local\Temp\Order PS24S0040.exe
"C:\Users\Admin\AppData\Local\Temp\Order PS24S0040.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:992

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\Order PS24S0040.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2780

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\JICwPVw.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2668

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JICwPVw" /XML "C:\Users\Admin\AppData\Local\Temp\tmp422E.tmp"
2⤵
- Creates scheduled task(s)
PID:2616

C:\Users\Admin\AppData\Local\Temp\Order PS24S0040.exe
"C:\Users\Admin\AppData\Local\Temp\Order PS24S0040.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2680

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp422E.tmp
Filesize
1KB

MD5
c14396ff86d57492dfc3b9f4ad3c4745

SHA1
944b6e7ec7c3d2a1b2a836f15d7f7ffbf69f59ef

SHA256
aed3b6dbc85601a0a76ce99647edb1c0262225749d0940d7df9d244edadb02e9

SHA512
7ae4c63b3cd18f6cb9cf4eb1cd55225a5ac951a5cd74722009240668498f7268c7f663f526b0282784d0923d38c13119c83e39ddf2e9a9d7948d6d75fedeb605

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize
7KB

MD5
e3d64907eba6a1e3e05bb0262d6ab0d1

SHA1
0962fe2142b5e31fc5bb532313355013d5bc2875

SHA256
f03e24a3919d44ca0adcf6629af4ea27f240ab8be5fe3f95914f1dce425dce22

SHA512
bfe8246491adf5a7e5dd9eb5cf05ff14038a749cbaec80f013f0d5b5a6e897162e890e67d044cd6d785e5afbcdb93d013765cc5bdb6ed893b8157b243dddbdc7

Download Submit
memory/992-30-0x00000000741F0000-0x00000000748DE000-memory.dmp

Filesize
6.9MB

Download
memory/992-1-0x00000000741F0000-0x00000000748DE000-memory.dmp

Filesize
6.9MB

Download
memory/992-2-0x0000000004D80000-0x0000000004DC0000-memory.dmp

Filesize
256KB

Download
memory/992-3-0x0000000000640000-0x0000000000660000-memory.dmp

Filesize
128KB

Download
memory/992-4-0x0000000000660000-0x0000000000674000-memory.dmp

Filesize
80KB

Download
memory/992-5-0x0000000004EC0000-0x0000000004F44000-memory.dmp

Filesize
528KB

Download
memory/992-0-0x0000000000B90000-0x0000000000C64000-memory.dmp

Filesize
848KB

Download
memory/2680-18-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2680-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2680-27-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2680-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2680-24-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2680-22-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2680-20-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2680-29-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads