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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

$485k remittance slip.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	$485k remittance slip.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\15.0\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-1-5-21-2629973501-4017243118-3254762364-1000\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 4884 set thread context of 3144 4884 $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

2580 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

$485k remittance slip.exeRegSvcs.exe

pid process

4884 $485k remittance slip.exe
3144 RegSvcs.exe
3144 RegSvcs.exe
3144 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

$485k remittance slip.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 4884 $485k remittance slip.exe
Token: SeDebugPrivilege 3144 RegSvcs.exe

description	pid	process	target process
PID 4884 set thread context of 3144	4884	$485k remittance slip.exe	RegSvcs.exe

pid	process
2580	schtasks.exe

pid	process
4884	$485k remittance slip.exe
3144	RegSvcs.exe
3144	RegSvcs.exe
3144	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	4884	$485k remittance slip.exe
Token: SeDebugPrivilege	3144	RegSvcs.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

$485k remittance slip.exe

description	pid	process	target process
PID 4884 wrote to memory of 2580	4884	$485k remittance slip.exe	schtasks.exe
PID 4884 wrote to memory of 2580	4884	$485k remittance slip.exe	schtasks.exe
PID 4884 wrote to memory of 2580	4884	$485k remittance slip.exe	schtasks.exe
PID 4884 wrote to memory of 3144	4884	$485k remittance slip.exe	RegSvcs.exe
PID 4884 wrote to memory of 3144	4884	$485k remittance slip.exe	RegSvcs.exe
PID 4884 wrote to memory of 3144	4884	$485k remittance slip.exe	RegSvcs.exe
PID 4884 wrote to memory of 3144	4884	$485k remittance slip.exe	RegSvcs.exe
PID 4884 wrote to memory of 3144	4884	$485k remittance slip.exe	RegSvcs.exe
PID 4884 wrote to memory of 3144	4884	$485k remittance slip.exe	RegSvcs.exe
PID 4884 wrote to memory of 3144	4884	$485k remittance slip.exe	RegSvcs.exe
PID 4884 wrote to memory of 3144	4884	$485k remittance slip.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\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-1-5-21-2629973501-4017243118-3254762364-1000\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⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4884

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\uwypDsuU" /XML "C:\Users\Admin\AppData\Local\Temp\tmp24ED.tmp"
2⤵
- Creates scheduled task(s)
PID:2580

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:3144

Network

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

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp24ED.tmp
Filesize
1KB

MD5
9ce9c2b05099026f2455cf79be460d08

SHA1
ee0313c458b4b735e8f1da439937e7bf4f59ca6a

SHA256
6c910c3c90efe1ed30f96702f7d5cde0e378a756f4a30ecdd5b95ce653467fb6

SHA512
0b8e3b2ff99a8b0e36da0e2c2644b49ec4a060fc3d5b4248ef46e87a94a83f662388dc7fc75ec4bb6cefdac9cb9c4137d647076be08a40095014b759aa2e6872

Download Submit
memory/2580-137-0x0000000000000000-mapping.dmp

Download
memory/3144-139-0x0000000000000000-mapping.dmp

Download
memory/3144-140-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3144-141-0x00000000063B0000-0x0000000006416000-memory.dmp

Filesize
408KB

Download
memory/3144-142-0x0000000006720000-0x0000000006770000-memory.dmp

Filesize
320KB

Download
memory/4884-132-0x0000000000FD0000-0x00000000010F2000-memory.dmp

Filesize
1.1MB

Download
memory/4884-133-0x00000000060D0000-0x0000000006674000-memory.dmp

Filesize
5.6MB

Download
memory/4884-134-0x0000000005B20000-0x0000000005BB2000-memory.dmp

Filesize
584KB

Download
memory/4884-135-0x0000000005BC0000-0x0000000005C5C000-memory.dmp

Filesize
624KB

Download
memory/4884-136-0x0000000005AA0000-0x0000000005AAA000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads