agenttesla | 3df609331db8626a949cb01751586fb6d9774375a8d70dc6748f0e19fedcfbd8

General

Target

CREDIT NOTES.exe
Size

949KB
MD5

a94578e1a694ba09dc9ed5dc7df60fcc
SHA1

8ea85a39e4e456e79db46abfe00f9be73c8e254e
SHA256

b06ef71a820a829fc010a3bc33b6c630282b94d831e25f972b7173f0783b76c9
SHA512

ab3277ca5e074100cc9323234ee257816261154bcd6da3b00c56a83b0f0923575649ec9c3272e5ac8da6bd4ae08f6757d7cd15147a15963d144b99be92a30565
SSDEEP

24576:8+17qWKvIj9RR5BGNn5BZj6ZNaJ312Zw471:t5AvIj9VB+j6naJl2iK1

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.unitechautomations.com
Port:
587
Username:
[email protected]
Password:
Unitech@123
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/2604-22-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2604-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2604-30-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2604-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/2604-27-0x0000000000400000-0x0000000000442000-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/2604-22-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2604-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2604-30-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2604-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2604-27-0x0000000000400000-0x0000000000442000-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/2604-22-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2604-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2604-30-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2604-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/2604-27-0x0000000000400000-0x0000000000442000-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/2604-22-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2604-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2604-30-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2604-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2604-27-0x0000000000400000-0x0000000000442000-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/2604-22-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2604-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2604-30-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2604-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2604-27-0x0000000000400000-0x0000000000442000-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/2604-22-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2604-28-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2604-30-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2604-24-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/2604-27-0x0000000000400000-0x0000000000442000-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:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows\CurrentVersion\Run\GUIVTme = "C:\\Users\\Admin\\AppData\\Roaming\\GUIVTme\\GUIVTme.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

CREDIT NOTES.exe

description pid process target process

PID 2952 set thread context of 2604 2952 CREDIT NOTES.exe RegSvcs.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

2596 schtasks.exe
Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

CREDIT NOTES.exepowershell.exepowershell.exeRegSvcs.exe

pid process

2952 CREDIT NOTES.exe
2952 CREDIT NOTES.exe
2548 powershell.exe
2652 powershell.exe
2952 CREDIT NOTES.exe
2604 RegSvcs.exe
2604 RegSvcs.exe

description	pid	process	target process
PID 2952 set thread context of 2604	2952	CREDIT NOTES.exe	RegSvcs.exe

pid	process
2596	schtasks.exe

pid	process
2952	CREDIT NOTES.exe
2952	CREDIT NOTES.exe
2548	powershell.exe
2652	powershell.exe
2952	CREDIT NOTES.exe
2604	RegSvcs.exe
2604	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

CREDIT NOTES.exepowershell.exepowershell.exeRegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	2952	CREDIT NOTES.exe
Token: SeDebugPrivilege	2548	powershell.exe
Token: SeDebugPrivilege	2652	powershell.exe
Token: SeDebugPrivilege	2604	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

CREDIT NOTES.exe

description	pid	process	target process
PID 2952 wrote to memory of 2548	2952	CREDIT NOTES.exe	powershell.exe
PID 2952 wrote to memory of 2548	2952	CREDIT NOTES.exe	powershell.exe
PID 2952 wrote to memory of 2548	2952	CREDIT NOTES.exe	powershell.exe
PID 2952 wrote to memory of 2548	2952	CREDIT NOTES.exe	powershell.exe
PID 2952 wrote to memory of 2652	2952	CREDIT NOTES.exe	powershell.exe
PID 2952 wrote to memory of 2652	2952	CREDIT NOTES.exe	powershell.exe
PID 2952 wrote to memory of 2652	2952	CREDIT NOTES.exe	powershell.exe
PID 2952 wrote to memory of 2652	2952	CREDIT NOTES.exe	powershell.exe
PID 2952 wrote to memory of 2596	2952	CREDIT NOTES.exe	schtasks.exe
PID 2952 wrote to memory of 2596	2952	CREDIT NOTES.exe	schtasks.exe
PID 2952 wrote to memory of 2596	2952	CREDIT NOTES.exe	schtasks.exe
PID 2952 wrote to memory of 2596	2952	CREDIT NOTES.exe	schtasks.exe
PID 2952 wrote to memory of 2604	2952	CREDIT NOTES.exe	RegSvcs.exe
PID 2952 wrote to memory of 2604	2952	CREDIT NOTES.exe	RegSvcs.exe
PID 2952 wrote to memory of 2604	2952	CREDIT NOTES.exe	RegSvcs.exe
PID 2952 wrote to memory of 2604	2952	CREDIT NOTES.exe	RegSvcs.exe
PID 2952 wrote to memory of 2604	2952	CREDIT NOTES.exe	RegSvcs.exe
PID 2952 wrote to memory of 2604	2952	CREDIT NOTES.exe	RegSvcs.exe
PID 2952 wrote to memory of 2604	2952	CREDIT NOTES.exe	RegSvcs.exe
PID 2952 wrote to memory of 2604	2952	CREDIT NOTES.exe	RegSvcs.exe
PID 2952 wrote to memory of 2604	2952	CREDIT NOTES.exe	RegSvcs.exe
PID 2952 wrote to memory of 2604	2952	CREDIT NOTES.exe	RegSvcs.exe
PID 2952 wrote to memory of 2604	2952	CREDIT NOTES.exe	RegSvcs.exe
PID 2952 wrote to memory of 2604	2952	CREDIT NOTES.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\CREDIT NOTES.exe
"C:\Users\Admin\AppData\Local\Temp\CREDIT NOTES.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2952

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\CREDIT NOTES.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2548

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\XblPOAvPsrUQv.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2652

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XblPOAvPsrUQv" /XML "C:\Users\Admin\AppData\Local\Temp\tmp45A8.tmp"
2⤵
- Creates scheduled task(s)
PID:2596

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2604

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp45A8.tmp
Filesize
1KB

MD5
59fa255922bfd589b072817e9c09b865

SHA1
0b1961364cab04a8a419da93f01999c249e464ca

SHA256
772807723a3c45c02a16ed189b3872dab1856790f8d3b57a0ce198ea8f95373b

SHA512
46d8748e116c0fe4586769f0d888b4e86b54abe2bc4a935b28114e631c075875b2052fe610004b0bf068953b959aff1d0732f13bd78087ab27a211114896c7d5

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\W2C7BGWJBQ1OO2AB7B9Z.temp
Filesize
7KB

MD5
6c3d217f1acfee77f9c3ae758566473e

SHA1
89aba15a1740d6b217499a32ddd4166a20507564

SHA256
5d1a68da6a0655e3433ceabff30368a60d8444776130902c4003feb568237126

SHA512
7a2c737d4318da11c9bfea7584325b87b63d1b0ef9e54eeda84739ba2ced0a108a0bd4249dc979a7aa305ef355a25a50908a50e82580b205dad4db481ed7ea0f

Download Submit
memory/2604-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2604-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2604-27-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2604-20-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2604-24-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2604-30-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2604-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2604-22-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2952-2-0x0000000004E30000-0x0000000004E70000-memory.dmp

Filesize
256KB

Download
memory/2952-1-0x0000000074AA0000-0x000000007518E000-memory.dmp

Filesize
6.9MB

Download
memory/2952-0-0x0000000000AF0000-0x0000000000BE4000-memory.dmp

Filesize
976KB

Download
memory/2952-3-0x0000000000360000-0x0000000000380000-memory.dmp

Filesize
128KB

Download
memory/2952-5-0x0000000000A40000-0x0000000000AC2000-memory.dmp

Filesize
520KB

Download
memory/2952-4-0x0000000000380000-0x0000000000394000-memory.dmp

Filesize
80KB

Download
memory/2952-31-0x0000000074AA0000-0x000000007518E000-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