agenttesla | b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62

Analysis

max time kernel
137s
max time network
121s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
21-05-2024 14:32

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General

Target

b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe
Size

716KB
MD5

cd3d96bf2cdd57e03fa908166592ae2e
SHA1

23df570704219bb1f7142e5c84c463b38b6fa30f
SHA256

b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62
SHA512

3ffcb82ccb9a34d2f6babef13c7ebb7ae57893f95c6c74d5f1b1ea9276f3a51542350d43116d455eebd7e6183fb53440d0db2cfebe56579fba607e19acb0db3a
SSDEEP

12288:vWET/mr9KGp318ksbyll71co8X25f/zV83LVJ907fUiSd1HdhKHZle1VCXixwVSk:vWt3x6bylhVYLVJ907edRrKjeayxMTeb

Score

10^/10

agenttesla execution keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
ifeanyi@12

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
ifeanyi@12
Email To:
[email protected]

Signatures

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

Processes:

powershell.exepowershell.exe

pid process

3124 powershell.exe
4908 powershell.exe

pid	process
3124	powershell.exe
4908	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

Processes:

b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

32 api.ipify.org
33 api.ipify.org

flow	ioc
32	api.ipify.org
33	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe

description	pid	process	target process
PID 3592 set thread context of 3572	3592	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe

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

Processes:

schtasks.exe

pid process

4880 schtasks.exe

pid	process
4880	schtasks.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

Processes:

b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exepowershell.exepowershell.exeb6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe

pid	process
3592	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe
4908	powershell.exe
4908	powershell.exe
3124	powershell.exe
3124	powershell.exe
3592	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe
3592	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe
3592	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe
3572	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe
3572	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe
3572	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe
3124	powershell.exe
4908	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exepowershell.exepowershell.exeb6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe

description	pid	process
Token: SeDebugPrivilege	3592	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe
Token: SeDebugPrivilege	4908	powershell.exe
Token: SeDebugPrivilege	3124	powershell.exe
Token: SeDebugPrivilege	3572	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe

pid process

3572 b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe

pid	process
3572	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe

description	pid	process	target process
PID 3592 wrote to memory of 3124	3592	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe	powershell.exe
PID 3592 wrote to memory of 3124	3592	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe	powershell.exe
PID 3592 wrote to memory of 3124	3592	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe	powershell.exe
PID 3592 wrote to memory of 4908	3592	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe	powershell.exe
PID 3592 wrote to memory of 4908	3592	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe	powershell.exe
PID 3592 wrote to memory of 4908	3592	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe	powershell.exe
PID 3592 wrote to memory of 4880	3592	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe	schtasks.exe
PID 3592 wrote to memory of 4880	3592	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe	schtasks.exe
PID 3592 wrote to memory of 4880	3592	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe	schtasks.exe
PID 3592 wrote to memory of 3572	3592	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe
PID 3592 wrote to memory of 3572	3592	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe
PID 3592 wrote to memory of 3572	3592	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe
PID 3592 wrote to memory of 3572	3592	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe
PID 3592 wrote to memory of 3572	3592	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe
PID 3592 wrote to memory of 3572	3592	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe
PID 3592 wrote to memory of 3572	3592	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe
PID 3592 wrote to memory of 3572	3592	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe	b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe

C:\Users\Admin\AppData\Local\Temp\b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe
"C:\Users\Admin\AppData\Local\Temp\b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3592
- 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\b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3124
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\WduTJk.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4908
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WduTJk" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8A5E.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:4880
- C:\Users\Admin\AppData\Local\Temp\b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe
  "C:\Users\Admin\AppData\Local\Temp\b6d7a0644eb168856fec62e2958b076f7230dafcd655b14f53b3f5813e7cfd62.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3572

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

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

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
fb0e20b62a191d5730bfaaab6fbc1fab

SHA1
9732398b4c73babf58bb517fa463a4a7477a02e1

SHA256
f87712ba897f86b55cf54c9a5e867af7eb7eea894fae45cdf3bc0da42ad08ef1

SHA512
1416331a610cef5e278d6b95f984dedb60f04197fd13f5e691f521c810ab4f6e73c34d4ded952d88de82cf5bb3cd0574d01fc969c47881a7fcb77aaa66de353a

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0m4g53er.fuh.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8A5E.tmp

Filesize
1KB

MD5
1e653279994af53790d3e77db80d75bd

SHA1
becb0c79bb70b6f387205ba8a8416f175b117513

SHA256
3861f136fb03f2324fd2f9708e874c5e07aaf9aeb096580392715b066bc3ad1a

SHA512
242d1e8ca6a583f109b49eb3c08ddc49d5d708270bd92fc173c64c927f59da427df877ecdda1cd009d570ba69b0259e67a835f7f8be9dbb0142bbf9af081300a

Download Submit
memory/3124-76-0x00000000077C0000-0x00000000077CA000-memory.dmp

Filesize
40KB

Download
memory/3124-23-0x0000000005510000-0x0000000005576000-memory.dmp

Filesize
408KB

Download
memory/3124-77-0x00000000079D0000-0x0000000007A66000-memory.dmp

Filesize
600KB

Download
memory/3124-75-0x0000000007750000-0x000000000776A000-memory.dmp

Filesize
104KB

Download
memory/3124-64-0x0000000007D90000-0x000000000840A000-memory.dmp

Filesize
6.5MB

Download
memory/3124-51-0x00000000069E0000-0x0000000006A12000-memory.dmp

Filesize
200KB

Download
memory/3124-63-0x0000000007420000-0x00000000074C3000-memory.dmp

Filesize
652KB

Download
memory/3124-15-0x0000000002B20000-0x0000000002B56000-memory.dmp

Filesize
216KB

Download
memory/3124-16-0x0000000005700000-0x0000000005D28000-memory.dmp

Filesize
6.2MB

Download
memory/3124-17-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/3124-90-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/3124-62-0x0000000006A20000-0x0000000006A3E000-memory.dmp

Filesize
120KB

Download
memory/3124-52-0x0000000070DE0000-0x0000000070E2C000-memory.dmp

Filesize
304KB

Download
memory/3124-79-0x0000000007980000-0x000000000798E000-memory.dmp

Filesize
56KB

Download
memory/3124-24-0x0000000005D30000-0x0000000005D96000-memory.dmp

Filesize
408KB

Download
memory/3124-81-0x0000000007A90000-0x0000000007AAA000-memory.dmp

Filesize
104KB

Download
memory/3124-18-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/3124-25-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/3572-89-0x00000000070A0000-0x00000000070F0000-memory.dmp

Filesize
320KB

Download
memory/3572-46-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3592-7-0x0000000005BC0000-0x0000000005BCC000-memory.dmp

Filesize
48KB

Download
memory/3592-3-0x00000000058E0000-0x0000000005972000-memory.dmp

Filesize
584KB

Download
memory/3592-4-0x0000000005890000-0x000000000589A000-memory.dmp

Filesize
40KB

Download
memory/3592-0-0x000000007471E000-0x000000007471F000-memory.dmp

Filesize
4KB

Download
memory/3592-1-0x0000000000DD0000-0x0000000000E8A000-memory.dmp

Filesize
744KB

Download
memory/3592-48-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/3592-5-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/3592-10-0x00000000094B0000-0x000000000954C000-memory.dmp

Filesize
624KB

Download
memory/3592-9-0x0000000008390000-0x0000000008412000-memory.dmp

Filesize
520KB

Download
memory/3592-8-0x0000000003130000-0x0000000003140000-memory.dmp

Filesize
64KB

Download
memory/3592-2-0x0000000005DF0000-0x0000000006394000-memory.dmp

Filesize
5.6MB

Download
memory/3592-6-0x0000000005B10000-0x0000000005B32000-memory.dmp

Filesize
136KB

Download
memory/4908-19-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/4908-65-0x0000000070DE0000-0x0000000070E2C000-memory.dmp

Filesize
304KB

Download
memory/4908-78-0x00000000078A0000-0x00000000078B1000-memory.dmp

Filesize
68KB

Download
memory/4908-49-0x0000000006380000-0x000000000639E000-memory.dmp

Filesize
120KB

Download
memory/4908-80-0x00000000078E0000-0x00000000078F4000-memory.dmp

Filesize
80KB

Download
memory/4908-50-0x00000000063A0000-0x00000000063EC000-memory.dmp

Filesize
304KB

Download
memory/4908-82-0x00000000079C0000-0x00000000079C8000-memory.dmp

Filesize
32KB

Download
memory/4908-85-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/4908-32-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/4908-22-0x00000000054C0000-0x00000000054E2000-memory.dmp

Filesize
136KB

Download
memory/4908-21-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/4908-26-0x0000000005D70000-0x00000000060C4000-memory.dmp

Filesize
3.3MB

Download