agenttesla | 83789651b28cafa410012ea416054bf15b64848fe09c54234b64c6854d6c8c59

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
11/05/2024, 01:35

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General

Target

1400147960 - 1301669350.exe
Size

1.0MB
MD5

728a0287e37a2829eb6a1ba56302db14
SHA1

ca7d616c2e358c99e137ac13f79f9f533524ad7e
SHA256

aac4ee05a5f1436d0c89ef8a13bb1b39ce4cb3bd5d5be1cb5413581887290cc4
SHA512

c74b142f98dedb1315203b061ddae9714eb64ac8000ff63a796efc43761ccd56af46fd8a9f7f2f95e06d82da1d5f1a012535c43bf49541f3b3a1f66ebdf37052
SSDEEP

12288:1VLaID7XkuLPjNkKUaYNE/7qklO4EEZZivikgkX2tSQgnz+iDkR:1vcuTZLUHwqk9EEZZiGK2tQbW

Score

10^/10

agenttesla execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.clslk.com
Port:
587
Username:
[email protected]
Password:
NUZRATHinam1978
Email To:
[email protected]

Signatures

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

Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs

resource	yara_rule
behavioral2/memory/1404-46-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs

resource	yara_rule
behavioral2/memory/1404-46-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables packed with SmartAssembly 1 IoCs

resource	yara_rule
behavioral2/memory/1544-7-0x00000000072B0000-0x00000000072CE000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly

Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs

resource	yara_rule
behavioral2/memory/1404-46-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID

Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs

resource	yara_rule
behavioral2/memory/1404-46-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs

resource	yara_rule
behavioral2/memory/1404-46-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs

resource	yara_rule
behavioral2/memory/1404-46-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

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
5060	powershell.exe
3568	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-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	1400147960 - 1301669350.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-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boqXv = "C:\\Users\\Admin\\AppData\\Roaming\\boqXv\\boqXv.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1544 set thread context of 1404	1544	1400147960 - 1301669350.exe	94

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

pid	Process
3432	schtasks.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
1544	1400147960 - 1301669350.exe
1544	1400147960 - 1301669350.exe
1544	1400147960 - 1301669350.exe
3568	powershell.exe
5060	powershell.exe
1544	1400147960 - 1301669350.exe
1544	1400147960 - 1301669350.exe
3568	powershell.exe
5060	powershell.exe
1404	RegSvcs.exe
1404	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1544	1400147960 - 1301669350.exe
Token: SeDebugPrivilege	5060	powershell.exe
Token: SeDebugPrivilege	3568	powershell.exe
Token: SeDebugPrivilege	1404	RegSvcs.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1544 wrote to memory of 5060	1544	1400147960 - 1301669350.exe	88
PID 1544 wrote to memory of 5060	1544	1400147960 - 1301669350.exe	88
PID 1544 wrote to memory of 5060	1544	1400147960 - 1301669350.exe	88
PID 1544 wrote to memory of 3568	1544	1400147960 - 1301669350.exe	90
PID 1544 wrote to memory of 3568	1544	1400147960 - 1301669350.exe	90
PID 1544 wrote to memory of 3568	1544	1400147960 - 1301669350.exe	90
PID 1544 wrote to memory of 3432	1544	1400147960 - 1301669350.exe	92
PID 1544 wrote to memory of 3432	1544	1400147960 - 1301669350.exe	92
PID 1544 wrote to memory of 3432	1544	1400147960 - 1301669350.exe	92
PID 1544 wrote to memory of 1404	1544	1400147960 - 1301669350.exe	94
PID 1544 wrote to memory of 1404	1544	1400147960 - 1301669350.exe	94
PID 1544 wrote to memory of 1404	1544	1400147960 - 1301669350.exe	94
PID 1544 wrote to memory of 1404	1544	1400147960 - 1301669350.exe	94
PID 1544 wrote to memory of 1404	1544	1400147960 - 1301669350.exe	94
PID 1544 wrote to memory of 1404	1544	1400147960 - 1301669350.exe	94
PID 1544 wrote to memory of 1404	1544	1400147960 - 1301669350.exe	94
PID 1544 wrote to memory of 1404	1544	1400147960 - 1301669350.exe	94

C:\Users\Admin\AppData\Local\Temp\1400147960 - 1301669350.exe
"C:\Users\Admin\AppData\Local\Temp\1400147960 - 1301669350.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1544
- 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\1400147960 - 1301669350.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5060
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\UpGhYzBAPnKT.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3568
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UpGhYzBAPnKT" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8B38.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:3432
- 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
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1404

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

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

Command and Control

Exfiltration

Impact

Replay Monitor

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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
35c7f6385a8b6e0aa2f49c95b36cbaaa

SHA1
6ace7ad7dcf21ad45a892f8786aab405d4b9450d

SHA256
2b15be67ecbc6957ca30a5c28e4ba4c823e2df13a07424885dcac6c2a40e9f04

SHA512
305a3ce81cdb6d8188041c1475b409ac95e44fd6342c84623be2c3291d42cb1625f9e65af7560941d057185068fa3038a5eb5afa73fa853cdb47dad429f27b87

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_231wtxgb.50j.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8B38.tmp

Filesize
1KB

MD5
b6c1497cc5c0b7d215a64c118d3b97dd

SHA1
1da1b5530ca2412f1531a8b353c915871aaa17f9

SHA256
d5ba26390b48741bb599be79c667b1204360200d198472c2f4775d2c48d17084

SHA512
464513c6414e99daf7c6f10008d22ad7240101a0333ab547e30c1fd0975192a8b3cef4c39909cc8ffe96405f7904b858ed88569a910c00e5b32c01644db5047f

Download Submit
memory/1404-91-0x00000000066E0000-0x0000000006730000-memory.dmp

Filesize
320KB

Download
memory/1404-46-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1544-4-0x0000000005B40000-0x0000000005B4A000-memory.dmp

Filesize
40KB

Download
memory/1544-7-0x00000000072B0000-0x00000000072CE000-memory.dmp

Filesize
120KB

Download
memory/1544-8-0x00000000072E0000-0x00000000072F0000-memory.dmp

Filesize
64KB

Download
memory/1544-9-0x0000000007300000-0x0000000007316000-memory.dmp

Filesize
88KB

Download
memory/1544-10-0x0000000008AD0000-0x0000000008B54000-memory.dmp

Filesize
528KB

Download
memory/1544-6-0x0000000005E50000-0x0000000005EEC000-memory.dmp

Filesize
624KB

Download
memory/1544-5-0x0000000074E40000-0x00000000755F0000-memory.dmp

Filesize
7.7MB

Download
memory/1544-3-0x0000000005AA0000-0x0000000005B32000-memory.dmp

Filesize
584KB

Download
memory/1544-0-0x0000000074E4E000-0x0000000074E4F000-memory.dmp

Filesize
4KB

Download
memory/1544-2-0x0000000005FB0000-0x0000000006554000-memory.dmp

Filesize
5.6MB

Download
memory/1544-48-0x0000000074E40000-0x00000000755F0000-memory.dmp

Filesize
7.7MB

Download
memory/1544-1-0x0000000000FD0000-0x00000000010D8000-memory.dmp

Filesize
1.0MB

Download
memory/3568-76-0x00000000072A0000-0x00000000072AA000-memory.dmp

Filesize
40KB

Download
memory/3568-74-0x0000000007890000-0x0000000007F0A000-memory.dmp

Filesize
6.5MB

Download
memory/3568-89-0x0000000074E40000-0x00000000755F0000-memory.dmp

Filesize
7.7MB

Download
memory/3568-43-0x0000000005BA0000-0x0000000005EF4000-memory.dmp

Filesize
3.3MB

Download
memory/3568-24-0x0000000074E40000-0x00000000755F0000-memory.dmp

Filesize
7.7MB

Download
memory/3568-45-0x0000000074E40000-0x00000000755F0000-memory.dmp

Filesize
7.7MB

Download
memory/3568-83-0x0000000007550000-0x0000000007558000-memory.dmp

Filesize
32KB

Download
memory/3568-30-0x0000000074E40000-0x00000000755F0000-memory.dmp

Filesize
7.7MB

Download
memory/3568-81-0x0000000007570000-0x000000000758A000-memory.dmp

Filesize
104KB

Download
memory/3568-49-0x0000000005F20000-0x0000000005F3E000-memory.dmp

Filesize
120KB

Download
memory/3568-50-0x0000000006500000-0x000000000654C000-memory.dmp

Filesize
304KB

Download
memory/3568-80-0x0000000007470000-0x0000000007484000-memory.dmp

Filesize
80KB

Download
memory/3568-78-0x0000000007430000-0x0000000007441000-memory.dmp

Filesize
68KB

Download
memory/3568-64-0x00000000756D0000-0x000000007571C000-memory.dmp

Filesize
304KB

Download
memory/3568-77-0x00000000074B0000-0x0000000007546000-memory.dmp

Filesize
600KB

Download
memory/5060-19-0x0000000074E40000-0x00000000755F0000-memory.dmp

Filesize
7.7MB

Download
memory/5060-52-0x00000000756D0000-0x000000007571C000-memory.dmp

Filesize
304KB

Download
memory/5060-75-0x0000000007420000-0x000000000743A000-memory.dmp

Filesize
104KB

Download
memory/5060-17-0x0000000005340000-0x0000000005968000-memory.dmp

Filesize
6.2MB

Download
memory/5060-63-0x00000000072E0000-0x0000000007383000-memory.dmp

Filesize
652KB

Download
memory/5060-51-0x0000000007070000-0x00000000070A2000-memory.dmp

Filesize
200KB

Download
memory/5060-79-0x0000000007650000-0x000000000765E000-memory.dmp

Filesize
56KB

Download
memory/5060-62-0x00000000072B0000-0x00000000072CE000-memory.dmp

Filesize
120KB

Download
memory/5060-21-0x00000000050D0000-0x0000000005136000-memory.dmp

Filesize
408KB

Download
memory/5060-22-0x00000000051B0000-0x0000000005216000-memory.dmp

Filesize
408KB

Download
memory/5060-18-0x0000000074E40000-0x00000000755F0000-memory.dmp

Filesize
7.7MB

Download
memory/5060-16-0x0000000074E40000-0x00000000755F0000-memory.dmp

Filesize
7.7MB

Download
memory/5060-20-0x0000000005030000-0x0000000005052000-memory.dmp

Filesize
136KB

Download
memory/5060-90-0x0000000074E40000-0x00000000755F0000-memory.dmp

Filesize
7.7MB

Download
memory/5060-15-0x00000000027C0000-0x00000000027F6000-memory.dmp

Filesize
216KB

Download