agenttesla | 0ee279e0e6e76921c471ad654a98da79a37e2a86bab7e4aa1d1ad0b7dd9a3575

General

Target

$485k remittance slip.exe
Size

1.1MB
MD5

3c976b96890b9903905f40702489b71a
SHA1

ff948eac984a40c3069be57f9d5a8b76fa284882
SHA256

b756572a86b657edc9aed56e465bc36cfe13ee5f4518fd023351ad7f27376aff
SHA512

775754424396633e4ba0032df53b13ba160d0f37431819a0c7723b0bd0fe48e3b92ca81e97436b37c867da8c4a4effb556a72778e5f6910aeb012febce399f81
SSDEEP

24576:p5Q/cf1Ri6uXRIbtXacADVg9JQGF+r4lDxwg5+RRSWhsmA:qcfC6nldIVAWs7eoAsmA

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.orogenicgroup-bd.com
Port:
587
Username:
amir.hossain@orogenicgroup-bd.com
Password:
Hossain$3400
Email To:
info@ledcenter.by

Signatures

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\yGbzOMp = "C:\\Users\\Admin\\AppData\\Roaming\\yGbzOMp\\yGbzOMp.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

$485k remittance slip.exe

description pid process target process

PID 1724 set thread context of 1744 1724 $485k remittance slip.exe RegSvcs.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

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
T1053

Processes:

schtasks.exe

pid process

1252 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

$485k remittance slip.exeRegSvcs.exe

pid process

1724 $485k remittance slip.exe
1744 RegSvcs.exe
1744 RegSvcs.exe
1744 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

$485k remittance slip.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 1724 $485k remittance slip.exe
Token: SeDebugPrivilege 1744 RegSvcs.exe

description	pid	process	target process
PID 1724 set thread context of 1744	1724	$485k remittance slip.exe	RegSvcs.exe

pid	process
1252	schtasks.exe

pid	process
1724	$485k remittance slip.exe
1744	RegSvcs.exe
1744	RegSvcs.exe
1744	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1724	$485k remittance slip.exe
Token: SeDebugPrivilege	1744	RegSvcs.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

$485k remittance slip.exe

description	pid	process	target process
PID 1724 wrote to memory of 1252	1724	$485k remittance slip.exe	schtasks.exe
PID 1724 wrote to memory of 1252	1724	$485k remittance slip.exe	schtasks.exe
PID 1724 wrote to memory of 1252	1724	$485k remittance slip.exe	schtasks.exe
PID 1724 wrote to memory of 1252	1724	$485k remittance slip.exe	schtasks.exe
PID 1724 wrote to memory of 1744	1724	$485k remittance slip.exe	RegSvcs.exe
PID 1724 wrote to memory of 1744	1724	$485k remittance slip.exe	RegSvcs.exe
PID 1724 wrote to memory of 1744	1724	$485k remittance slip.exe	RegSvcs.exe
PID 1724 wrote to memory of 1744	1724	$485k remittance slip.exe	RegSvcs.exe
PID 1724 wrote to memory of 1744	1724	$485k remittance slip.exe	RegSvcs.exe
PID 1724 wrote to memory of 1744	1724	$485k remittance slip.exe	RegSvcs.exe
PID 1724 wrote to memory of 1744	1724	$485k remittance slip.exe	RegSvcs.exe
PID 1724 wrote to memory of 1744	1724	$485k remittance slip.exe	RegSvcs.exe
PID 1724 wrote to memory of 1744	1724	$485k remittance slip.exe	RegSvcs.exe
PID 1724 wrote to memory of 1744	1724	$485k remittance slip.exe	RegSvcs.exe
PID 1724 wrote to memory of 1744	1724	$485k remittance slip.exe	RegSvcs.exe
PID 1724 wrote to memory of 1744	1724	$485k remittance slip.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\$485k remittance slip.exe
"C:\Users\Admin\AppData\Local\Temp\$485k remittance slip.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1724

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\uwypDsuU" /XML "C:\Users\Admin\AppData\Local\Temp\tmp752.tmp"
2⤵
- Creates scheduled task(s)
PID:1252

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1744

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp752.tmp
Filesize
1KB

MD5
ad0123a59dce8d5214e859c9f21c258b

SHA1
692887ce4f46e9c6c246d19b907107d2324a9070

SHA256
2973b0d7bb197eaf23e4f4f098ec88d6650cafc228c1b253dca83f0d3d95e346

SHA512
2d015a7d127d8fbe0b00189882e409107395497f594d707d2454529a678703b64e3b7db689ebc6fab064c2458044f3ac302c1152eb2fede867231c5fc18b960a

Download Submit
memory/1252-59-0x0000000000000000-mapping.dmp

Download
memory/1724-57-0x00000000049B0000-0x0000000004A52000-memory.dmp

Filesize
648KB

Download
memory/1724-54-0x0000000000D60000-0x0000000000E82000-memory.dmp

Filesize
1.1MB

Download
memory/1724-58-0x0000000004ED0000-0x0000000004F2C000-memory.dmp

Filesize
368KB

Download
memory/1724-56-0x0000000000790000-0x00000000007A2000-memory.dmp

Filesize
72KB

Download
memory/1724-55-0x0000000074AD1000-0x0000000074AD3000-memory.dmp

Filesize
8KB

Download
memory/1744-61-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1744-62-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1744-64-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1744-65-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1744-66-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1744-67-0x0000000000437C4E-mapping.dmp

Download
memory/1744-69-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1744-71-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads