agenttesla | 42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856

Analysis

max time kernel
120s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-01-2025 02:55

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General

Target

42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856.exe
Size

733KB
MD5

eedbda81d4f3d69ee2798e40a8a5572b
SHA1

68226fb98f6e93db77d607dcc305716e8a80871d
SHA256

42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856
SHA512

e83bdf38d169461846fd63f34b5458f3198adbe796f8be9d7947219a4e9b67cb51e97a39065a1ba49131f9a310de7332eab0d5a215053ffde535d30eddcdebb0
SSDEEP

12288:O7G3eV0l1vF6gv+W5DzalTl3YeirTX/8pi+eAH5vgQVT/fRO8UYeA6h:2V0eM1DzalFYvPX/yi+pZvgiLf4Fa6h

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
4212	powershell.exe
1040	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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856.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-1-5-21-3442511616-637977696-3186306149-1000\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 4968 set thread context of 4228	4968	42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856.exe	95

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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
4068	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4968	42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856.exe
1040	powershell.exe
4212	powershell.exe
4212	powershell.exe
4968	42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856.exe
4228	RegSvcs.exe
4228	RegSvcs.exe
1040	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	4968	42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856.exe
Token: SeDebugPrivilege	4212	powershell.exe
Token: SeDebugPrivilege	1040	powershell.exe
Token: SeDebugPrivilege	4228	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4228	RegSvcs.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 4968 wrote to memory of 4212	4968	42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856.exe	89
PID 4968 wrote to memory of 4212	4968	42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856.exe	89
PID 4968 wrote to memory of 4212	4968	42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856.exe	89
PID 4968 wrote to memory of 1040	4968	42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856.exe	91
PID 4968 wrote to memory of 1040	4968	42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856.exe	91
PID 4968 wrote to memory of 1040	4968	42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856.exe	91
PID 4968 wrote to memory of 4068	4968	42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856.exe	93
PID 4968 wrote to memory of 4068	4968	42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856.exe	93
PID 4968 wrote to memory of 4068	4968	42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856.exe	93
PID 4968 wrote to memory of 4228	4968	42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856.exe	95
PID 4968 wrote to memory of 4228	4968	42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856.exe	95
PID 4968 wrote to memory of 4228	4968	42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856.exe	95
PID 4968 wrote to memory of 4228	4968	42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856.exe	95
PID 4968 wrote to memory of 4228	4968	42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856.exe	95
PID 4968 wrote to memory of 4228	4968	42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856.exe	95
PID 4968 wrote to memory of 4228	4968	42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856.exe	95
PID 4968 wrote to memory of 4228	4968	42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856.exe	95

C:\Users\Admin\AppData\Local\Temp\42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856.exe
"C:\Users\Admin\AppData\Local\Temp\42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856.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:4968
- 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\42c52ed2af4708289cb182a0fd83026691eabc7c4916a3ef0cf8a01b5f890856.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4212
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\oDsvWZJmBpNs.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1040
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\oDsvWZJmBpNs" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF915.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:4068
- 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:4228

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
ba157a3b53488dd3b83a7af276ba85d0

SHA1
5fe8a0781bfd44ca2fc53d3a39c3bc95d20ee0b0

SHA256
8ecd0fa49e7c576a3467a434c64746ef78f42c1bb25adcbe255ac353ec73ba8f

SHA512
801db5fd0c5c0e6f7c5b19ed61434a74f073811cef98f7faf9b855ab79cf1d17b0fcc7a930c1d140b19c3e4c9ae3c7b8c1d08073936cff335b5038b1c90284f2

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0hgla0no.on3.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF915.tmp

Filesize
1KB

MD5
2a38c3104d624422cada33c3ebf81cc3

SHA1
7d72890eed73511eac616ebca1b0878ea2ddc84c

SHA256
4ec2c53b463e526f9523682c7c89fda56a7927ab5d0d0a85b66a309624a23c23

SHA512
980875418c332724d6e3d38c0d6bb4c458a95ca4ab71d0c8556ab6ffd617c974384c69b9b5638d8363679e03f43cf9e9f3cacb17aa12e28166cf73bf67a0d6d4

Download Submit
memory/1040-67-0x0000000007B40000-0x0000000007B5A000-memory.dmp

Filesize
104KB

Download
memory/1040-65-0x0000000008180000-0x00000000087FA000-memory.dmp

Filesize
6.5MB

Download
memory/1040-22-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/1040-52-0x0000000007990000-0x00000000079C2000-memory.dmp

Filesize
200KB

Download
memory/1040-64-0x0000000007A00000-0x0000000007AA3000-memory.dmp

Filesize
652KB

Download
memory/1040-63-0x00000000079D0000-0x00000000079EE000-memory.dmp

Filesize
120KB

Download
memory/1040-53-0x0000000070040000-0x000000007008C000-memory.dmp

Filesize
304KB

Download
memory/1040-42-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/1040-77-0x0000000007BB0000-0x0000000007BBA000-memory.dmp

Filesize
40KB

Download
memory/1040-90-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/1040-26-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/4212-24-0x0000000005540000-0x00000000055A6000-memory.dmp

Filesize
408KB

Download
memory/4212-20-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/4212-21-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/4212-19-0x0000000004F10000-0x0000000005538000-memory.dmp

Filesize
6.2MB

Download
memory/4212-18-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/4212-25-0x00000000055B0000-0x0000000005616000-memory.dmp

Filesize
408KB

Download
memory/4212-17-0x0000000004740000-0x0000000004776000-memory.dmp

Filesize
216KB

Download
memory/4212-78-0x00000000072C0000-0x0000000007356000-memory.dmp

Filesize
600KB

Download
memory/4212-91-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/4212-66-0x0000000070040000-0x000000007008C000-memory.dmp

Filesize
304KB

Download
memory/4212-23-0x0000000004E40000-0x0000000004E62000-memory.dmp

Filesize
136KB

Download
memory/4212-47-0x0000000005CF0000-0x0000000005D0E000-memory.dmp

Filesize
120KB

Download
memory/4212-48-0x0000000006240000-0x000000000628C000-memory.dmp

Filesize
304KB

Download
memory/4212-79-0x0000000007240000-0x0000000007251000-memory.dmp

Filesize
68KB

Download
memory/4212-84-0x0000000007360000-0x0000000007368000-memory.dmp

Filesize
32KB

Download
memory/4212-82-0x0000000007380000-0x000000000739A000-memory.dmp

Filesize
104KB

Download
memory/4212-81-0x0000000007280000-0x0000000007294000-memory.dmp

Filesize
80KB

Download
memory/4212-80-0x0000000007270000-0x000000000727E000-memory.dmp

Filesize
56KB

Download
memory/4228-49-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4228-92-0x0000000006670000-0x00000000066C0000-memory.dmp

Filesize
320KB

Download
memory/4968-0-0x0000000074EFE000-0x0000000074EFF000-memory.dmp

Filesize
4KB

Download
memory/4968-5-0x0000000004D80000-0x0000000004D8A000-memory.dmp

Filesize
40KB

Download
memory/4968-4-0x0000000004DC0000-0x0000000005114000-memory.dmp

Filesize
3.3MB

Download
memory/4968-6-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/4968-7-0x00000000066F0000-0x00000000067AC000-memory.dmp

Filesize
752KB

Download
memory/4968-8-0x0000000006850000-0x00000000068EC000-memory.dmp

Filesize
624KB

Download
memory/4968-9-0x00000000067B0000-0x00000000067D6000-memory.dmp

Filesize
152KB

Download
memory/4968-10-0x0000000074EFE000-0x0000000074EFF000-memory.dmp

Filesize
4KB

Download
memory/4968-51-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/4968-3-0x0000000004C90000-0x0000000004D22000-memory.dmp

Filesize
584KB

Download
memory/4968-2-0x0000000005370000-0x0000000005914000-memory.dmp

Filesize
5.6MB

Download
memory/4968-11-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/4968-1-0x0000000000340000-0x00000000003FC000-memory.dmp

Filesize
752KB

Download
memory/4968-12-0x0000000004710000-0x0000000004796000-memory.dmp

Filesize
536KB

Download