agenttesla | 2d23c41d0704f8754b1dcda4ac9b23a9f48b1b998641f9c50baf53a2f9a1e340

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16-01-2025 07:09

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General

Target

Invoice.exe
Size

879KB
MD5

985e5f26d1a0c32333e93dc4894d3356
SHA1

9b0f06f9af058102076eba60dd2c3f2e10881f20
SHA256

24ce2be70ffbceba0067972a154cba571866cbeca67e2132bc01352f46acd9b6
SHA512

c4336bb45a3650b83f23dcf56e4fad54e21bbff11fe2c94611d3c47c9b13708e5d27ab0fb4f662f6fd91e0ab0ae4981485d97bca74d3a7e2b0d5df06ae8e783c
SSDEEP

12288:FSIJRAyGTyWXV7OvWaH5vQ4X1Uq/bYtYhygq/tKiSUUbziZf6GGT:pJRAhxOvW45llJYtYha/tKXVF

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
5048	powershell.exe
3304	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	Invoice.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
15	api.ipify.org
16	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1512 set thread context of 3692	1512	Invoice.exe	94

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	Invoice.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
1004	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1512	Invoice.exe
5048	powershell.exe
3304	powershell.exe
1512	Invoice.exe
3692	RegSvcs.exe
3692	RegSvcs.exe
3304	powershell.exe
5048	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1512	Invoice.exe
Token: SeDebugPrivilege	3304	powershell.exe
Token: SeDebugPrivilege	5048	powershell.exe
Token: SeDebugPrivilege	3692	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3692	RegSvcs.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1512 wrote to memory of 3304	1512	Invoice.exe	85
PID 1512 wrote to memory of 3304	1512	Invoice.exe	85
PID 1512 wrote to memory of 3304	1512	Invoice.exe	85
PID 1512 wrote to memory of 5048	1512	Invoice.exe	88
PID 1512 wrote to memory of 5048	1512	Invoice.exe	88
PID 1512 wrote to memory of 5048	1512	Invoice.exe	88
PID 1512 wrote to memory of 1004	1512	Invoice.exe	90
PID 1512 wrote to memory of 1004	1512	Invoice.exe	90
PID 1512 wrote to memory of 1004	1512	Invoice.exe	90
PID 1512 wrote to memory of 3692	1512	Invoice.exe	94
PID 1512 wrote to memory of 3692	1512	Invoice.exe	94
PID 1512 wrote to memory of 3692	1512	Invoice.exe	94
PID 1512 wrote to memory of 3692	1512	Invoice.exe	94
PID 1512 wrote to memory of 3692	1512	Invoice.exe	94
PID 1512 wrote to memory of 3692	1512	Invoice.exe	94
PID 1512 wrote to memory of 3692	1512	Invoice.exe	94
PID 1512 wrote to memory of 3692	1512	Invoice.exe	94

C:\Users\Admin\AppData\Local\Temp\Invoice.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice.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:1512
- 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\Invoice.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3304
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\SCyydlPz.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5048
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SCyydlPz" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF83B.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1004
- 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:3692

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
a38231272f20195c5be7b51e6c4d9fac

SHA1
df05445c72f462d4259820d7ff068aa0e20efbbb

SHA256
37d00fe1ab23a9333c49ea6975ceb55163205f9e248d14799db995d1bdc4dde8

SHA512
ee51f61967ac441f41ac937bc277f5ee5eb90930c47427ec21f203471eceead013781731edcd897c870619030de48e7287e1d58b2fe32a0c7085768945dd80ad

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_k1zld2tf.z0a.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF83B.tmp

Filesize
1KB

MD5
09ac2d8c02b39f99d5ef8f05984112d2

SHA1
ff95579625c06f868b08d58b6940095214929441

SHA256
2b8f162b3e0ab3c40119e2fc52af1edb30b36f9139a0b948c9a7589a1ed8f2b8

SHA512
2c128a2513b6bea0f86a8bc98631af467581f6b0a6cc0bd52b39532268f5e891267430aeaf7914f56dcf3986dff49746c0f3ea12e1fa0bbb759d8dca65829375

Download Submit
memory/1512-4-0x0000000004A50000-0x0000000004A5A000-memory.dmp

Filesize
40KB

Download
memory/1512-5-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/1512-6-0x0000000007780000-0x000000000781C000-memory.dmp

Filesize
624KB

Download
memory/1512-7-0x0000000007750000-0x0000000007776000-memory.dmp

Filesize
152KB

Download
memory/1512-8-0x0000000074C7E000-0x0000000074C7F000-memory.dmp

Filesize
4KB

Download
memory/1512-9-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/1512-10-0x00000000060E0000-0x0000000006166000-memory.dmp

Filesize
536KB

Download
memory/1512-3-0x0000000007500000-0x0000000007592000-memory.dmp

Filesize
584KB

Download
memory/1512-2-0x0000000007A10000-0x0000000007FB4000-memory.dmp

Filesize
5.6MB

Download
memory/1512-0-0x0000000074C7E000-0x0000000074C7F000-memory.dmp

Filesize
4KB

Download
memory/1512-47-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/1512-1-0x0000000000660000-0x0000000000742000-memory.dmp

Filesize
904KB

Download
memory/3304-73-0x0000000007DA0000-0x000000000841A000-memory.dmp

Filesize
6.5MB

Download
memory/3304-18-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/3304-74-0x0000000007750000-0x000000000776A000-memory.dmp

Filesize
104KB

Download
memory/3304-23-0x0000000005470000-0x0000000005492000-memory.dmp

Filesize
136KB

Download
memory/3304-25-0x0000000005CD0000-0x0000000005D36000-memory.dmp

Filesize
408KB

Download
memory/3304-24-0x0000000005B70000-0x0000000005BD6000-memory.dmp

Filesize
408KB

Download
memory/3304-17-0x0000000005540000-0x0000000005B68000-memory.dmp

Filesize
6.2MB

Download
memory/3304-19-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/3304-26-0x0000000005E40000-0x0000000006194000-memory.dmp

Filesize
3.3MB

Download
memory/3304-75-0x00000000077D0000-0x00000000077DA000-memory.dmp

Filesize
40KB

Download
memory/3304-15-0x0000000004ED0000-0x0000000004F06000-memory.dmp

Filesize
216KB

Download
memory/3304-88-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/3304-16-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/3304-79-0x0000000007990000-0x00000000079A4000-memory.dmp

Filesize
80KB

Download
memory/3304-77-0x0000000007950000-0x0000000007961000-memory.dmp

Filesize
68KB

Download
memory/3304-76-0x00000000079D0000-0x0000000007A66000-memory.dmp

Filesize
600KB

Download
memory/3304-62-0x0000000071340000-0x000000007138C000-memory.dmp

Filesize
304KB

Download
memory/3692-32-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3692-90-0x0000000006C60000-0x0000000006CB0000-memory.dmp

Filesize
320KB

Download
memory/5048-72-0x0000000006CB0000-0x0000000006D53000-memory.dmp

Filesize
652KB

Download
memory/5048-20-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/5048-61-0x0000000006290000-0x00000000062AE000-memory.dmp

Filesize
120KB

Download
memory/5048-78-0x0000000007210000-0x000000000721E000-memory.dmp

Filesize
56KB

Download
memory/5048-51-0x0000000071340000-0x000000007138C000-memory.dmp

Filesize
304KB

Download
memory/5048-80-0x0000000007320000-0x000000000733A000-memory.dmp

Filesize
104KB

Download
memory/5048-81-0x0000000007300000-0x0000000007308000-memory.dmp

Filesize
32KB

Download
memory/5048-50-0x0000000006C70000-0x0000000006CA2000-memory.dmp

Filesize
200KB

Download
memory/5048-49-0x0000000005D80000-0x0000000005DCC000-memory.dmp

Filesize
304KB

Download
memory/5048-89-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/5048-48-0x0000000005CA0000-0x0000000005CBE000-memory.dmp

Filesize
120KB

Download
memory/5048-21-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download