agenttesla | a2c4478106416ec3450226eb0c721d2a62558109d5f13a67ea78b128e410f665

Analysis

max time kernel
135s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231127-en
resource tags

arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
submitted
05-12-2023 17:55

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General

Target

Inquiry645335.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:

Inquiry645335.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1067295379-1486014338-1703171060-1000\Control Panel\International\Geo\Nation	Inquiry645335.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1067295379-1486014338-1703171060-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1067295379-1486014338-1703171060-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1067295379-1486014338-1703171060-1000\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

T1547.001

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1067295379-1486014338-1703171060-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qLYhCbk = "C:\\Users\\Admin\\AppData\\Roaming\\qLYhCbk\\qLYhCbk.exe"	RegSvcs.exe

Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

35 api.ipify.org
36 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

Inquiry645335.exe

description pid process target process

PID 4932 set thread context of 2064 4932 Inquiry645335.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

2308 schtasks.exe

flow	ioc
35	api.ipify.org
36	api.ipify.org

description	pid	process	target process
PID 4932 set thread context of 2064	4932	Inquiry645335.exe	RegSvcs.exe

pid	process
2308	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

Inquiry645335.exepowershell.exeRegSvcs.exe

pid	process
4932	Inquiry645335.exe
4932	Inquiry645335.exe
4932	Inquiry645335.exe
4932	Inquiry645335.exe
2956	powershell.exe
2064	RegSvcs.exe
2064	RegSvcs.exe
2956	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Inquiry645335.exepowershell.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 4932 Inquiry645335.exe
Token: SeDebugPrivilege 2956 powershell.exe
Token: SeDebugPrivilege 2064 RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	4932	Inquiry645335.exe
Token: SeDebugPrivilege	2956	powershell.exe
Token: SeDebugPrivilege	2064	RegSvcs.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

Inquiry645335.exe

description	pid	process	target process
PID 4932 wrote to memory of 2956	4932	Inquiry645335.exe	powershell.exe
PID 4932 wrote to memory of 2956	4932	Inquiry645335.exe	powershell.exe
PID 4932 wrote to memory of 2956	4932	Inquiry645335.exe	powershell.exe
PID 4932 wrote to memory of 2308	4932	Inquiry645335.exe	schtasks.exe
PID 4932 wrote to memory of 2308	4932	Inquiry645335.exe	schtasks.exe
PID 4932 wrote to memory of 2308	4932	Inquiry645335.exe	schtasks.exe
PID 4932 wrote to memory of 1964	4932	Inquiry645335.exe	RegSvcs.exe
PID 4932 wrote to memory of 1964	4932	Inquiry645335.exe	RegSvcs.exe
PID 4932 wrote to memory of 1964	4932	Inquiry645335.exe	RegSvcs.exe
PID 4932 wrote to memory of 2064	4932	Inquiry645335.exe	RegSvcs.exe
PID 4932 wrote to memory of 2064	4932	Inquiry645335.exe	RegSvcs.exe
PID 4932 wrote to memory of 2064	4932	Inquiry645335.exe	RegSvcs.exe
PID 4932 wrote to memory of 2064	4932	Inquiry645335.exe	RegSvcs.exe
PID 4932 wrote to memory of 2064	4932	Inquiry645335.exe	RegSvcs.exe
PID 4932 wrote to memory of 2064	4932	Inquiry645335.exe	RegSvcs.exe
PID 4932 wrote to memory of 2064	4932	Inquiry645335.exe	RegSvcs.exe
PID 4932 wrote to memory of 2064	4932	Inquiry645335.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1067295379-1486014338-1703171060-1000\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-1-5-21-1067295379-1486014338-1703171060-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Inquiry645335.exe
"C:\Users\Admin\AppData\Local\Temp\Inquiry645335.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4932

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:2956

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eNghdlRIFW" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCE9A.tmp"
2⤵
- Creates scheduled task(s)
PID:2308

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
PID:1964

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:2064

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_4ewx1lmj.pcb.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpCE9A.tmp

Filesize
1KB

MD5
48ba4bad0ed549e7006e717773cf5b2a

SHA1
13eb4d92a701cc66fb1615caa00650a310942f99

SHA256
97752c00db71d19db6d08aaf922b42dec0160b16a748a6bd77cece743079f147

SHA512
601dd8a3fa436236056dc90efd9cfe865ea1fb4a3afbed73a3b6777b9460b8bf29bdbce2d085e3100bdb646c6fe95d75ce0b78fa99c8ccb3243aea3c2d5102cf

Download Submit
memory/2064-73-0x00000000051F0000-0x0000000005200000-memory.dmp

Filesize
64KB

Download
memory/2064-72-0x00000000748E0000-0x0000000075090000-memory.dmp

Filesize
7.7MB

Download
memory/2064-62-0x0000000006890000-0x00000000068E0000-memory.dmp

Filesize
320KB

Download
memory/2064-30-0x00000000051F0000-0x0000000005200000-memory.dmp

Filesize
64KB

Download
memory/2064-29-0x00000000748E0000-0x0000000075090000-memory.dmp

Filesize
7.7MB

Download
memory/2064-22-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2956-17-0x00000000748E0000-0x0000000075090000-memory.dmp

Filesize
7.7MB

Download
memory/2956-63-0x00000000070E0000-0x0000000007176000-memory.dmp

Filesize
600KB

Download
memory/2956-71-0x00000000748E0000-0x0000000075090000-memory.dmp

Filesize
7.7MB

Download
memory/2956-15-0x00000000045A0000-0x00000000045D6000-memory.dmp

Filesize
216KB

Download
memory/2956-68-0x0000000007180000-0x0000000007188000-memory.dmp

Filesize
32KB

Download
memory/2956-67-0x00000000071A0000-0x00000000071BA000-memory.dmp

Filesize
104KB

Download
memory/2956-18-0x0000000004720000-0x0000000004730000-memory.dmp

Filesize
64KB

Download
memory/2956-19-0x0000000004D60000-0x0000000005388000-memory.dmp

Filesize
6.2MB

Download
memory/2956-66-0x00000000070A0000-0x00000000070B4000-memory.dmp

Filesize
80KB

Download
memory/2956-21-0x0000000004720000-0x0000000004730000-memory.dmp

Filesize
64KB

Download
memory/2956-65-0x0000000007090000-0x000000000709E000-memory.dmp

Filesize
56KB

Download
memory/2956-64-0x0000000007060000-0x0000000007071000-memory.dmp

Filesize
68KB

Download
memory/2956-23-0x0000000004A60000-0x0000000004A82000-memory.dmp

Filesize
136KB

Download
memory/2956-58-0x0000000006B50000-0x0000000006BF3000-memory.dmp

Filesize
652KB

Download
memory/2956-28-0x0000000005500000-0x0000000005566000-memory.dmp

Filesize
408KB

Download
memory/2956-26-0x0000000004C00000-0x0000000004C66000-memory.dmp

Filesize
408KB

Download
memory/2956-61-0x0000000006ED0000-0x0000000006EDA000-memory.dmp

Filesize
40KB

Download
memory/2956-60-0x0000000006E60000-0x0000000006E7A000-memory.dmp

Filesize
104KB

Download
memory/2956-59-0x00000000074A0000-0x0000000007B1A000-memory.dmp

Filesize
6.5MB

Download
memory/2956-40-0x0000000005570000-0x00000000058C4000-memory.dmp

Filesize
3.3MB

Download
memory/2956-41-0x0000000005B30000-0x0000000005B4E000-memory.dmp

Filesize
120KB

Download
memory/2956-42-0x0000000005BE0000-0x0000000005C2C000-memory.dmp

Filesize
304KB

Download
memory/2956-43-0x0000000004720000-0x0000000004730000-memory.dmp

Filesize
64KB

Download
memory/2956-45-0x000000007F4B0000-0x000000007F4C0000-memory.dmp

Filesize
64KB

Download
memory/2956-46-0x0000000006100000-0x0000000006132000-memory.dmp

Filesize
200KB

Download
memory/2956-47-0x0000000070610000-0x000000007065C000-memory.dmp

Filesize
304KB

Download
memory/2956-57-0x0000000006AF0000-0x0000000006B0E000-memory.dmp

Filesize
120KB

Download
memory/4932-24-0x0000000004D50000-0x0000000004D60000-memory.dmp

Filesize
64KB

Download
memory/4932-4-0x0000000004D50000-0x0000000004D60000-memory.dmp

Filesize
64KB

Download
memory/4932-5-0x0000000004D70000-0x0000000004D7A000-memory.dmp

Filesize
40KB

Download
memory/4932-6-0x0000000004ED0000-0x0000000004EE8000-memory.dmp

Filesize
96KB

Download
memory/4932-3-0x0000000004DB0000-0x0000000004E42000-memory.dmp

Filesize
584KB

Download
memory/4932-27-0x00000000748E0000-0x0000000075090000-memory.dmp

Filesize
7.7MB

Download
memory/4932-9-0x00000000063F0000-0x000000000646C000-memory.dmp

Filesize
496KB

Download
memory/4932-7-0x0000000004F10000-0x0000000004F18000-memory.dmp

Filesize
32KB

Download
memory/4932-20-0x00000000748E0000-0x0000000075090000-memory.dmp

Filesize
7.7MB

Download
memory/4932-8-0x0000000005130000-0x000000000513A000-memory.dmp

Filesize
40KB

Download
memory/4932-1-0x0000000000280000-0x000000000034E000-memory.dmp

Filesize
824KB

Download
memory/4932-10-0x0000000006000000-0x000000000609C000-memory.dmp

Filesize
624KB

Download
memory/4932-2-0x0000000005360000-0x0000000005904000-memory.dmp

Filesize
5.6MB

Download
memory/4932-0-0x00000000748E0000-0x0000000075090000-memory.dmp

Filesize
7.7MB

Download