agenttesla | d6e45de8ca76e1b129c6d45fb36a6880783c7b25702068bc5c1e288159074dca

Analysis

max time kernel
149s
max time network
150s
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 07:44

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General

Target

enquiry.exe
Size

747KB
MD5

46dfa461d0a4845e2ea053c41521b993
SHA1

f133351018473754a29114ef545d20ce595bdda4
SHA256

6d6cb640f6e698a0f25989871716904f7780f4c26cfaf9a824f7fc4feb594f89
SHA512

21f7f4d85e6b8bd811cdfddf6aced9558b087cadbcaa691d0eb95b6259d0f90c854b7bb88bbc04fa5491c1509b1deea17c90984f7e710bcfbbf9dd5bb0b171cc
SSDEEP

12288:k5Ftiw25MuGyAnufZwNvs/4TToRdPCwh0AtkAk9x02whNbx:kxlQVAnuf2NxTipCTAkHwh

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
2344	powershell.exe
4512	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-1-5-21-2045521122-590294423-3465680274-1000\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-1-5-21-2045521122-590294423-3465680274-1000\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
18	api.ipify.org
19	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2284 set thread context of 1036	2284	enquiry.exe	102

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
3844	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2284	enquiry.exe
2344	powershell.exe
4512	powershell.exe
2284	enquiry.exe
1036	RegSvcs.exe
1036	RegSvcs.exe
2344	powershell.exe
4512	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2284	enquiry.exe
Token: SeDebugPrivilege	4512	powershell.exe
Token: SeDebugPrivilege	2344	powershell.exe
Token: SeDebugPrivilege	1036	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1036	RegSvcs.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2284 wrote to memory of 2344	2284	enquiry.exe	96
PID 2284 wrote to memory of 2344	2284	enquiry.exe	96
PID 2284 wrote to memory of 2344	2284	enquiry.exe	96
PID 2284 wrote to memory of 4512	2284	enquiry.exe	98
PID 2284 wrote to memory of 4512	2284	enquiry.exe	98
PID 2284 wrote to memory of 4512	2284	enquiry.exe	98
PID 2284 wrote to memory of 3844	2284	enquiry.exe	100
PID 2284 wrote to memory of 3844	2284	enquiry.exe	100
PID 2284 wrote to memory of 3844	2284	enquiry.exe	100
PID 2284 wrote to memory of 1036	2284	enquiry.exe	102
PID 2284 wrote to memory of 1036	2284	enquiry.exe	102
PID 2284 wrote to memory of 1036	2284	enquiry.exe	102
PID 2284 wrote to memory of 1036	2284	enquiry.exe	102
PID 2284 wrote to memory of 1036	2284	enquiry.exe	102
PID 2284 wrote to memory of 1036	2284	enquiry.exe	102
PID 2284 wrote to memory of 1036	2284	enquiry.exe	102
PID 2284 wrote to memory of 1036	2284	enquiry.exe	102

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:2284
- 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:2344
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\rSIDSqBQQu.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4512
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rSIDSqBQQu" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2F58.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3844
- 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:1036

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\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
19756aee60ce6131a1f8c6fd5a851b0b

SHA1
98785fb472c8b2e3d4075cb7100aeefe4809238b

SHA256
98c76d378c94cd0a0131cf868bdd00ed01a73230c904b4b2956318ffe6f322a7

SHA512
8787b07acb55c23af020d253cd54955457e4e7f7702ed8d55e6ee7cdf484b01efccc4f4cdf05c6e05aad323f6b40c22edd990c296b94dd7ad63a7c0971e68088

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ta4ngrpr.cfp.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp2F58.tmp

Filesize
1KB

MD5
b01609a99bc39e3a2695951fa9e171d3

SHA1
4e1dd73359ee81a11d78e0c8eb96dc6188ab00eb

SHA256
bb1d4b2f06bf1e507241d5e164ae5b5ceeb8d65575a62701b4a96a0f7c2dcee3

SHA512
d5b92ae5b588f40aaff1f2e3eebea64aeb08b4071b512cbd2afdc08b61239d042ca714dd5fc04d17829835164acd859e41608785f8981bf6aa0a530aad7c0dcc

Download Submit
memory/1036-46-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1036-86-0x0000000006760000-0x00000000067B0000-memory.dmp

Filesize
320KB

Download
memory/2284-8-0x000000007511E000-0x000000007511F000-memory.dmp

Filesize
4KB

Download
memory/2284-7-0x00000000059F0000-0x0000000005A0E000-memory.dmp

Filesize
120KB

Download
memory/2284-6-0x0000000005160000-0x00000000051FC000-memory.dmp

Filesize
624KB

Download
memory/2284-9-0x0000000075110000-0x00000000758C0000-memory.dmp

Filesize
7.7MB

Download
memory/2284-10-0x0000000004870000-0x00000000048F6000-memory.dmp

Filesize
536KB

Download
memory/2284-5-0x0000000075110000-0x00000000758C0000-memory.dmp

Filesize
7.7MB

Download
memory/2284-0-0x000000007511E000-0x000000007511F000-memory.dmp

Filesize
4KB

Download
memory/2284-4-0x0000000004F10000-0x0000000004F1A000-memory.dmp

Filesize
40KB

Download
memory/2284-3-0x0000000004E40000-0x0000000004ED2000-memory.dmp

Filesize
584KB

Download
memory/2284-48-0x0000000075110000-0x00000000758C0000-memory.dmp

Filesize
7.7MB

Download
memory/2284-2-0x0000000005300000-0x00000000058A4000-memory.dmp

Filesize
5.6MB

Download
memory/2284-1-0x0000000000390000-0x0000000000452000-memory.dmp

Filesize
776KB

Download
memory/2344-16-0x0000000075110000-0x00000000758C0000-memory.dmp

Filesize
7.7MB

Download
memory/2344-18-0x0000000075110000-0x00000000758C0000-memory.dmp

Filesize
7.7MB

Download
memory/2344-27-0x0000000075110000-0x00000000758C0000-memory.dmp

Filesize
7.7MB

Download
memory/2344-91-0x0000000075110000-0x00000000758C0000-memory.dmp

Filesize
7.7MB

Download
memory/2344-21-0x0000000005C30000-0x0000000005C96000-memory.dmp

Filesize
408KB

Download
memory/2344-22-0x0000000005E50000-0x0000000005EB6000-memory.dmp

Filesize
408KB

Download
memory/2344-20-0x00000000053C0000-0x00000000053E2000-memory.dmp

Filesize
136KB

Download
memory/2344-15-0x0000000002BB0000-0x0000000002BE6000-memory.dmp

Filesize
216KB

Download
memory/2344-25-0x0000000005EC0000-0x0000000006214000-memory.dmp

Filesize
3.3MB

Download
memory/2344-76-0x0000000007810000-0x000000000781A000-memory.dmp

Filesize
40KB

Download
memory/2344-83-0x0000000007AC0000-0x0000000007AC8000-memory.dmp

Filesize
32KB

Download
memory/2344-80-0x00000000079D0000-0x00000000079DE000-memory.dmp

Filesize
56KB

Download
memory/2344-79-0x00000000079A0000-0x00000000079B1000-memory.dmp

Filesize
68KB

Download
memory/2344-78-0x0000000007A20000-0x0000000007AB6000-memory.dmp

Filesize
600KB

Download
memory/2344-63-0x00000000759C0000-0x0000000075A0C000-memory.dmp

Filesize
304KB

Download
memory/2344-73-0x0000000007650000-0x00000000076F3000-memory.dmp

Filesize
652KB

Download
memory/2344-74-0x0000000007DF0000-0x000000000846A000-memory.dmp

Filesize
6.5MB

Download
memory/2344-75-0x00000000077A0000-0x00000000077BA000-memory.dmp

Filesize
104KB

Download
memory/4512-19-0x0000000075110000-0x00000000758C0000-memory.dmp

Filesize
7.7MB

Download
memory/4512-62-0x0000000007300000-0x000000000731E000-memory.dmp

Filesize
120KB

Download
memory/4512-51-0x0000000006710000-0x0000000006742000-memory.dmp

Filesize
200KB

Download
memory/4512-52-0x00000000759C0000-0x0000000075A0C000-memory.dmp

Filesize
304KB

Download
memory/4512-81-0x00000000076D0000-0x00000000076E4000-memory.dmp

Filesize
80KB

Download
memory/4512-82-0x00000000077D0000-0x00000000077EA000-memory.dmp

Filesize
104KB

Download
memory/4512-50-0x0000000006660000-0x00000000066AC000-memory.dmp

Filesize
304KB

Download
memory/4512-87-0x0000000075110000-0x00000000758C0000-memory.dmp

Filesize
7.7MB

Download
memory/4512-49-0x0000000006140000-0x000000000615E000-memory.dmp

Filesize
120KB

Download
memory/4512-17-0x00000000052D0000-0x00000000058F8000-memory.dmp

Filesize
6.2MB

Download
memory/4512-24-0x0000000075110000-0x00000000758C0000-memory.dmp

Filesize
7.7MB

Download
memory/4512-23-0x0000000075110000-0x00000000758C0000-memory.dmp

Filesize
7.7MB

Download