agenttesla | a2c4478106416ec3450226eb0c721d2a62558109d5f13a67ea78b128e410f665

Analysis

max time kernel
125s
max time network
52s
platform
windows10-2004_x64
resource
win10v2004-20231130-en
resource tags

arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
submitted
05-12-2023 07:55

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General

Target

Inquiry -645335.exe
Size

797KB
MD5

82a178cbe07fc5cfa343802c91487e8d
SHA1

a349c1b32f152f15b899bf17a1e8d147127cd6fc
SHA256

a2c4478106416ec3450226eb0c721d2a62558109d5f13a67ea78b128e410f665
SHA512

5aceeaf7279fa990d05ae30328ef8667941368ffc69bdf85f723593d89f558e2c07a50d0f983305bf5f03af5802e79649bb40952e0180a422d6f425f436b78f3
SSDEEP

12288:I/E6jD/62iNW5nF85U/Wo/gBbp1REB6x0X+xISQ3D0Y7XiBcJG:StD/614EUuo/ueBi0+ZQT0EXiKg

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.sachingandhiarchitects.com
Port:
587
Username:
[email protected]
Password:
devi060911
Email To:
[email protected]

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:

Inquiry -645335.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-423100829-2271632622-1028104103-1000\Control Panel\International\Geo\Nation	Inquiry -645335.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-423100829-2271632622-1028104103-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-423100829-2271632622-1028104103-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-423100829-2271632622-1028104103-1000\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

T1547.001

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-423100829-2271632622-1028104103-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qLYhCbk = "C:\\Users\\Admin\\AppData\\Roaming\\qLYhCbk\\qLYhCbk.exe"	RegSvcs.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

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

Processes:

Inquiry -645335.exe

description pid process target process

PID 4240 set thread context of 628 4240 Inquiry -645335.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

1676 schtasks.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

Inquiry -645335.exepowershell.exeRegSvcs.exe

pid process

4240 Inquiry -645335.exe
4240 Inquiry -645335.exe
4068 powershell.exe
628 RegSvcs.exe
628 RegSvcs.exe
4068 powershell.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Inquiry -645335.exepowershell.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 4240 Inquiry -645335.exe
Token: SeDebugPrivilege 4068 powershell.exe
Token: SeDebugPrivilege 628 RegSvcs.exe

flow	ioc
5	api.ipify.org

description	pid	process	target process
PID 4240 set thread context of 628	4240	Inquiry -645335.exe	RegSvcs.exe

pid	process
1676	schtasks.exe

pid	process
4240	Inquiry -645335.exe
4240	Inquiry -645335.exe
4068	powershell.exe
628	RegSvcs.exe
628	RegSvcs.exe
4068	powershell.exe

description	pid	process
Token: SeDebugPrivilege	4240	Inquiry -645335.exe
Token: SeDebugPrivilege	4068	powershell.exe
Token: SeDebugPrivilege	628	RegSvcs.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

Inquiry -645335.exe

description	pid	process	target process
PID 4240 wrote to memory of 4068	4240	Inquiry -645335.exe	powershell.exe
PID 4240 wrote to memory of 4068	4240	Inquiry -645335.exe	powershell.exe
PID 4240 wrote to memory of 4068	4240	Inquiry -645335.exe	powershell.exe
PID 4240 wrote to memory of 1676	4240	Inquiry -645335.exe	schtasks.exe
PID 4240 wrote to memory of 1676	4240	Inquiry -645335.exe	schtasks.exe
PID 4240 wrote to memory of 1676	4240	Inquiry -645335.exe	schtasks.exe
PID 4240 wrote to memory of 628	4240	Inquiry -645335.exe	RegSvcs.exe
PID 4240 wrote to memory of 628	4240	Inquiry -645335.exe	RegSvcs.exe
PID 4240 wrote to memory of 628	4240	Inquiry -645335.exe	RegSvcs.exe
PID 4240 wrote to memory of 628	4240	Inquiry -645335.exe	RegSvcs.exe
PID 4240 wrote to memory of 628	4240	Inquiry -645335.exe	RegSvcs.exe
PID 4240 wrote to memory of 628	4240	Inquiry -645335.exe	RegSvcs.exe
PID 4240 wrote to memory of 628	4240	Inquiry -645335.exe	RegSvcs.exe
PID 4240 wrote to memory of 628	4240	Inquiry -645335.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-423100829-2271632622-1028104103-1000\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-1-5-21-423100829-2271632622-1028104103-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Inquiry -645335.exe
"C:\Users\Admin\AppData\Local\Temp\Inquiry -645335.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4240

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\eNghdlRIFW.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4068

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eNghdlRIFW" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7F80.tmp"
2⤵
- Creates scheduled task(s)
PID:1676

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
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:628

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_42nmldj1.c05.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp7F80.tmp

Filesize
1KB

MD5
4e85fb385c3e2525a532d6c251088beb

SHA1
46e2c1df9e97e7f9be9e2606c062bebaaa984a1a

SHA256
1473e88a3a20905513e062eb8adf17f28dbd9b472c1e93691fe6753c0e242506

SHA512
507e48e31bfc77ffcf803c126192b42e3c21b097a31edd3303c3c0752dffcd3b10628bb3e0a908c3ff41ca286789100e219a6fc6421bf9a7de8c91c7b1bbdcd5

Download Submit
memory/628-74-0x00000000052D0000-0x00000000052E0000-memory.dmp

Filesize
64KB

Download
memory/628-73-0x0000000074430000-0x0000000074BE0000-memory.dmp

Filesize
7.7MB

Download
memory/628-72-0x00000000068A0000-0x00000000068F0000-memory.dmp

Filesize
320KB

Download
memory/628-29-0x00000000052D0000-0x00000000052E0000-memory.dmp

Filesize
64KB

Download
memory/628-27-0x0000000074430000-0x0000000074BE0000-memory.dmp

Filesize
7.7MB

Download
memory/628-22-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4068-28-0x0000000006230000-0x0000000006296000-memory.dmp

Filesize
408KB

Download
memory/4068-41-0x0000000006890000-0x00000000068AE000-memory.dmp

Filesize
120KB

Download
memory/4068-70-0x0000000074430000-0x0000000074BE0000-memory.dmp

Filesize
7.7MB

Download
memory/4068-15-0x00000000052C0000-0x00000000052F6000-memory.dmp

Filesize
216KB

Download
memory/4068-16-0x0000000074430000-0x0000000074BE0000-memory.dmp

Filesize
7.7MB

Download
memory/4068-67-0x0000000007EE0000-0x0000000007EE8000-memory.dmp

Filesize
32KB

Download
memory/4068-18-0x0000000005350000-0x0000000005360000-memory.dmp

Filesize
64KB

Download
memory/4068-66-0x0000000007F00000-0x0000000007F1A000-memory.dmp

Filesize
104KB

Download
memory/4068-21-0x0000000005990000-0x0000000005FB8000-memory.dmp

Filesize
6.2MB

Download
memory/4068-20-0x0000000005350000-0x0000000005360000-memory.dmp

Filesize
64KB

Download
memory/4068-65-0x0000000007E00000-0x0000000007E14000-memory.dmp

Filesize
80KB

Download
memory/4068-23-0x00000000057E0000-0x0000000005802000-memory.dmp

Filesize
136KB

Download
memory/4068-64-0x0000000007DF0000-0x0000000007DFE000-memory.dmp

Filesize
56KB

Download
memory/4068-63-0x0000000007DC0000-0x0000000007DD1000-memory.dmp

Filesize
68KB

Download
memory/4068-62-0x0000000007E40000-0x0000000007ED6000-memory.dmp

Filesize
600KB

Download
memory/4068-61-0x0000000007C30000-0x0000000007C3A000-memory.dmp

Filesize
40KB

Download
memory/4068-35-0x00000000061C0000-0x0000000006226000-memory.dmp

Filesize
408KB

Download
memory/4068-60-0x0000000007BE0000-0x0000000007BFA000-memory.dmp

Filesize
104KB

Download
memory/4068-59-0x0000000008240000-0x00000000088BA000-memory.dmp

Filesize
6.5MB

Download
memory/4068-40-0x00000000063A0000-0x00000000066F4000-memory.dmp

Filesize
3.3MB

Download
memory/4068-42-0x00000000068E0000-0x000000000692C000-memory.dmp

Filesize
304KB

Download
memory/4068-58-0x0000000007B10000-0x0000000007BB3000-memory.dmp

Filesize
652KB

Download
memory/4068-43-0x0000000006DC0000-0x0000000006DF2000-memory.dmp

Filesize
200KB

Download
memory/4068-44-0x000000007F6A0000-0x000000007F6B0000-memory.dmp

Filesize
64KB

Download
memory/4068-45-0x0000000070190000-0x00000000701DC000-memory.dmp

Filesize
304KB

Download
memory/4068-56-0x0000000006E00000-0x0000000006E1E000-memory.dmp

Filesize
120KB

Download
memory/4068-55-0x0000000005350000-0x0000000005360000-memory.dmp

Filesize
64KB

Download
memory/4068-57-0x0000000005350000-0x0000000005360000-memory.dmp

Filesize
64KB

Download
memory/4240-24-0x0000000004E60000-0x0000000004E70000-memory.dmp

Filesize
64KB

Download
memory/4240-9-0x00000000065E0000-0x000000000665C000-memory.dmp

Filesize
496KB

Download
memory/4240-5-0x0000000004C40000-0x0000000004C4A000-memory.dmp

Filesize
40KB

Download
memory/4240-0-0x0000000000160000-0x000000000022E000-memory.dmp

Filesize
824KB

Download
memory/4240-26-0x0000000074430000-0x0000000074BE0000-memory.dmp

Filesize
7.7MB

Download
memory/4240-6-0x0000000005010000-0x0000000005028000-memory.dmp

Filesize
96KB

Download
memory/4240-4-0x0000000004E60000-0x0000000004E70000-memory.dmp

Filesize
64KB

Download
memory/4240-7-0x0000000005050000-0x0000000005058000-memory.dmp

Filesize
32KB

Download
memory/4240-10-0x00000000063B0000-0x000000000644C000-memory.dmp

Filesize
624KB

Download
memory/4240-17-0x0000000074430000-0x0000000074BE0000-memory.dmp

Filesize
7.7MB

Download
memory/4240-8-0x0000000005180000-0x000000000518A000-memory.dmp

Filesize
40KB

Download
memory/4240-3-0x0000000004C80000-0x0000000004D12000-memory.dmp

Filesize
584KB

Download
memory/4240-2-0x0000000005190000-0x0000000005734000-memory.dmp

Filesize
5.6MB

Download
memory/4240-1-0x0000000074430000-0x0000000074BE0000-memory.dmp

Filesize
7.7MB

Download