agenttesla | 48fd1c5c1a5da8b5a649feb0ce4487cab4323945e4fbab802a989fc4dc5d3697

Analysis

max time kernel
121s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-01-2025 04:44

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General

Target

enquiry.exe
Size

735KB
MD5

752c73f34aed5a0e613e46569d7f1e63
SHA1

bfd8a1b7d1cdadd45ca7c63cd3de9568dec701b5
SHA256

496183edd167fc6543a66bfc47c6a486eacf7fcafa9149d6d78c590e6d6b3be2
SHA512

0b16fc7ab05014142de060a26aee236f9ba34aae4dec9d5962d6ae544eff361c8561f8d8283ce40bef16c72b778b736dc595eabc461332015f06f4de1c48e7d0
SSDEEP

12288:PadsFtzWYwqiZvwcynamw1Ry3fFKqcw+x8BmEjODCwlHcozjWl6:FzWNqiZ4cytw1otKRwkWxOnX2l

Score

10^/10

agenttesla discovery execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.starmech.net
Port:
587
Username:
[email protected]
Password:
nics123
Email To:
[email protected]

Signatures

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

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2164	powershell.exe
516	powershell.exe

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	enquiry.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\BjTxJte = "C:\\Users\\Admin\\AppData\\Roaming\\BjTxJte\\BjTxJte.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.

flow	ioc
21	api.ipify.org
20	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4684 set thread context of 4300	4684	enquiry.exe	103

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	enquiry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
3996	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
4684	enquiry.exe
2164	powershell.exe
516	powershell.exe
4684	enquiry.exe
4684	enquiry.exe
4684	enquiry.exe
516	powershell.exe
4300	RegSvcs.exe
4300	RegSvcs.exe
2164	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	4684	enquiry.exe
Token: SeDebugPrivilege	2164	powershell.exe
Token: SeDebugPrivilege	516	powershell.exe
Token: SeDebugPrivilege	4300	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4300	RegSvcs.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 4684 wrote to memory of 2164	4684	enquiry.exe	96
PID 4684 wrote to memory of 2164	4684	enquiry.exe	96
PID 4684 wrote to memory of 2164	4684	enquiry.exe	96
PID 4684 wrote to memory of 516	4684	enquiry.exe	98
PID 4684 wrote to memory of 516	4684	enquiry.exe	98
PID 4684 wrote to memory of 516	4684	enquiry.exe	98
PID 4684 wrote to memory of 3996	4684	enquiry.exe	100
PID 4684 wrote to memory of 3996	4684	enquiry.exe	100
PID 4684 wrote to memory of 3996	4684	enquiry.exe	100
PID 4684 wrote to memory of 2404	4684	enquiry.exe	102
PID 4684 wrote to memory of 2404	4684	enquiry.exe	102
PID 4684 wrote to memory of 2404	4684	enquiry.exe	102
PID 4684 wrote to memory of 4300	4684	enquiry.exe	103
PID 4684 wrote to memory of 4300	4684	enquiry.exe	103
PID 4684 wrote to memory of 4300	4684	enquiry.exe	103
PID 4684 wrote to memory of 4300	4684	enquiry.exe	103
PID 4684 wrote to memory of 4300	4684	enquiry.exe	103
PID 4684 wrote to memory of 4300	4684	enquiry.exe	103
PID 4684 wrote to memory of 4300	4684	enquiry.exe	103
PID 4684 wrote to memory of 4300	4684	enquiry.exe	103

C:\Users\Admin\AppData\Local\Temp\enquiry.exe
"C:\Users\Admin\AppData\Local\Temp\enquiry.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4684
- 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\enquiry.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2164
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\sSvKKDKzbUP.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:516
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sSvKKDKzbUP" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEE38.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3996
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:2404
- 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
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:4300

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_iabcybny.131.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpEE38.tmp

Filesize
1KB

MD5
3ac7559c04254133d041042db64abd6c

SHA1
0682a9c1e1892630e3a00fad36703be6fb7fff6b

SHA256
60c95afb23bdac54423bf255ec4a84fc8786c5234623d24208a79bd923e8615d

SHA512
a80c9b97f2261065cdf7840a3fa2364fc7be25e496a22d8327d13c7ee1390327abd7635528921c7cdc855bf088102a1c5512f631718d47c23cc4c6032e469422

Download Submit
memory/516-51-0x00000000074F0000-0x0000000007522000-memory.dmp

Filesize
200KB

Download
memory/516-49-0x0000000006A50000-0x0000000006A9C000-memory.dmp

Filesize
304KB

Download
memory/516-78-0x0000000007A30000-0x0000000007A41000-memory.dmp

Filesize
68KB

Download
memory/516-63-0x0000000007530000-0x00000000075D3000-memory.dmp

Filesize
652KB

Download
memory/516-52-0x000000006F710000-0x000000006F75C000-memory.dmp

Filesize
304KB

Download
memory/516-62-0x0000000006AB0000-0x0000000006ACE000-memory.dmp

Filesize
120KB

Download
memory/516-19-0x0000000074810000-0x0000000074FC0000-memory.dmp

Filesize
7.7MB

Download
memory/516-80-0x0000000007A70000-0x0000000007A84000-memory.dmp

Filesize
80KB

Download
memory/516-48-0x0000000006510000-0x000000000652E000-memory.dmp

Filesize
120KB

Download
memory/516-81-0x0000000007B70000-0x0000000007B8A000-memory.dmp

Filesize
104KB

Download
memory/516-26-0x0000000005F10000-0x0000000006264000-memory.dmp

Filesize
3.3MB

Download
memory/516-25-0x0000000074810000-0x0000000074FC0000-memory.dmp

Filesize
7.7MB

Download
memory/516-24-0x0000000074810000-0x0000000074FC0000-memory.dmp

Filesize
7.7MB

Download
memory/516-86-0x0000000074810000-0x0000000074FC0000-memory.dmp

Filesize
7.7MB

Download
memory/2164-21-0x0000000004FB0000-0x0000000004FD2000-memory.dmp

Filesize
136KB

Download
memory/2164-77-0x0000000007420000-0x00000000074B6000-memory.dmp

Filesize
600KB

Download
memory/2164-17-0x0000000004FE0000-0x0000000005608000-memory.dmp

Filesize
6.2MB

Download
memory/2164-16-0x0000000074810000-0x0000000074FC0000-memory.dmp

Filesize
7.7MB

Download
memory/2164-23-0x0000000005820000-0x0000000005886000-memory.dmp

Filesize
408KB

Download
memory/2164-22-0x0000000005680000-0x00000000056E6000-memory.dmp

Filesize
408KB

Download
memory/2164-64-0x000000006F710000-0x000000006F75C000-memory.dmp

Filesize
304KB

Download
memory/2164-15-0x00000000048E0000-0x0000000004916000-memory.dmp

Filesize
216KB

Download
memory/2164-41-0x0000000074810000-0x0000000074FC0000-memory.dmp

Filesize
7.7MB

Download
memory/2164-75-0x00000000071A0000-0x00000000071BA000-memory.dmp

Filesize
104KB

Download
memory/2164-87-0x0000000074810000-0x0000000074FC0000-memory.dmp

Filesize
7.7MB

Download
memory/2164-82-0x00000000074C0000-0x00000000074C8000-memory.dmp

Filesize
32KB

Download
memory/2164-79-0x00000000073D0000-0x00000000073DE000-memory.dmp

Filesize
56KB

Download
memory/2164-74-0x00000000077E0000-0x0000000007E5A000-memory.dmp

Filesize
6.5MB

Download
memory/2164-76-0x0000000007210000-0x000000000721A000-memory.dmp

Filesize
40KB

Download
memory/2164-18-0x0000000074810000-0x0000000074FC0000-memory.dmp

Filesize
7.7MB

Download
memory/4300-46-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4300-88-0x0000000006490000-0x00000000064E0000-memory.dmp

Filesize
320KB

Download
memory/4684-6-0x0000000005500000-0x000000000559C000-memory.dmp

Filesize
624KB

Download
memory/4684-5-0x00000000051E0000-0x00000000051EA000-memory.dmp

Filesize
40KB

Download
memory/4684-7-0x00000000054A0000-0x00000000054BE000-memory.dmp

Filesize
120KB

Download
memory/4684-8-0x000000007481E000-0x000000007481F000-memory.dmp

Filesize
4KB

Download
memory/4684-4-0x0000000074810000-0x0000000074FC0000-memory.dmp

Filesize
7.7MB

Download
memory/4684-9-0x0000000074810000-0x0000000074FC0000-memory.dmp

Filesize
7.7MB

Download
memory/4684-3-0x0000000005240000-0x00000000052D2000-memory.dmp

Filesize
584KB

Download
memory/4684-2-0x00000000057F0000-0x0000000005D94000-memory.dmp

Filesize
5.6MB

Download
memory/4684-50-0x0000000074810000-0x0000000074FC0000-memory.dmp

Filesize
7.7MB

Download
memory/4684-10-0x0000000002C30000-0x0000000002CB6000-memory.dmp

Filesize
536KB

Download
memory/4684-1-0x0000000000740000-0x00000000007FE000-memory.dmp

Filesize
760KB

Download
memory/4684-0-0x000000007481E000-0x000000007481F000-memory.dmp

Filesize
4KB

Download