agenttesla | 4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6

Analysis

max time kernel
145s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15/11/2024, 02:15

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General

Target
4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe
Size 769KB
Sample241115-cpk2faxbmd
SHA256 4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6
MD5 e46e492f9d98a484988f6f250c259fff
SHA1 276527beffd70654b3b3ebdf8f65721a9834efc5
SHA512 0ad7851651f57747e815e8e70dc04da14fe6d0d96f6cffcf69858e57e7ff90133dacc308751edc177945678fe1cacebb6ecca285b32d82a162f9e397df03168a
SSDEEP 12288:P4PyCJVMC1T7mTDesFxz1+ZHDhNOONb8i3HMl9sn0XMWR/whOxf87h:QPyCJVzpqDesZ+VDhNOOxV30tXRpwws
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

https://api.telegram.org/bot6852245174:AAHgk_9s-tH6YNacTaCnQz56uJMggI0fZDw/

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
3960	powershell.exe
908	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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.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 3 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

Credentials from Web Browsers
T1555.003

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
31	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1624 set thread context of 1912	1624	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe	100

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	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.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

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
3292	schtasks.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
1624	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe
1624	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe
1624	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe
1624	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe
1624	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe
1624	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe
908	powershell.exe
1624	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe
3960	powershell.exe
1912	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe
1912	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe
3960	powershell.exe
908	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1624	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe
Token: SeDebugPrivilege	908	powershell.exe
Token: SeDebugPrivilege	3960	powershell.exe
Token: SeDebugPrivilege	1912	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1912	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1624 wrote to memory of 908	1624	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe	94
PID 1624 wrote to memory of 908	1624	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe	94
PID 1624 wrote to memory of 908	1624	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe	94
PID 1624 wrote to memory of 3960	1624	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe	96
PID 1624 wrote to memory of 3960	1624	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe	96
PID 1624 wrote to memory of 3960	1624	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe	96
PID 1624 wrote to memory of 3292	1624	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe	98
PID 1624 wrote to memory of 3292	1624	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe	98
PID 1624 wrote to memory of 3292	1624	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe	98
PID 1624 wrote to memory of 1912	1624	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe	100
PID 1624 wrote to memory of 1912	1624	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe	100
PID 1624 wrote to memory of 1912	1624	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe	100
PID 1624 wrote to memory of 1912	1624	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe	100
PID 1624 wrote to memory of 1912	1624	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe	100
PID 1624 wrote to memory of 1912	1624	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe	100
PID 1624 wrote to memory of 1912	1624	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe	100
PID 1624 wrote to memory of 1912	1624	4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe	100

C:\Users\Admin\AppData\Local\Temp\4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe
"C:\Users\Admin\AppData\Local\Temp\4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.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:1624
- 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\4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:908
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\OElBPHSPcFu.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3960
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OElBPHSPcFu" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF00A.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3292
- C:\Users\Admin\AppData\Local\Temp\4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe
  "C:\Users\Admin\AppData\Local\Temp\4ca5d1f4f3b52383886d6338b63b138961fc496a70a98c4e2e0a1bf1d6f646d6.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1912

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

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Size 2KB
SHA256 92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
MD5 968cb9309758126772781b83adb8a28f
SHA1 8da30e71accf186b2ba11da1797cf67f8f78b47c
SHA512 4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
MD5 SHA1 SHA512

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 18KB
SHA256 89a4367717e683b98427b1469248055a9b35e1f567548122224ad3ecb886ea3c
MD5 912d15e66460aefa3ad3a43fd5a8f39e
SHA1 fa4839f2b20d50c6feada2590e7e610a340a8deb
SHA512 7e8a800e39d78ae7bb33cd10d5121f1b940554c6df65d81feb6919f4d14add62e96cd689075bf21f029f7be96e516bde5190c28add4a24d059e4b954251e471e
SSDEEP 384:ssf+Bh9i+GU+yrmka7BHZcwNpTilK6seYLME/Xt03SoZyfYSgojEDkaQ0gdwtkKF:JfDKxgcwNpTilNgrmSNW2ED3CS3
MD5 SHA1 SHA512 SSDEEP

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__PSScriptPolicyTest_d3i135lt.aqw.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_d3i135lt.aqw.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

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tmpF00A.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmpF00A.tmp
Size 1KB
SHA256 9daf4e11281616d51b8e038ff855d4d4c50fad4f15e61c6738f7eaef0380f267
MD5 f1bc485d7efd4988b09f9487594e70a8
SHA1 a2564954e1e64192216a598f1fb3d9f0c75dadc4
SHA512 65d90cfde8a94c2e408ff720c678971e3b8b14e9c8f79e964d2782cc9c83ad12c482f52ae88f34671b057c1f37c23e64816116b8e0e54ed0ea50bdb799fdd33b
MD5 SHA1 SHA512

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memory/908-28-0x0000000005A20000-0x0000000005D74000-memory.dmp

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memory/908-24-0x0000000005940000-0x00000000059A6000-memory.dmp

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memory/908-78-0x0000000007560000-0x0000000007571000-memory.dmp

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memory/908-79-0x0000000007590000-0x000000000759E000-memory.dmp

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memory/908-80-0x00000000075A0000-0x00000000075B4000-memory.dmp

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memory/908-89-0x00000000752C0000-0x0000000075A70000-memory.dmp

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memory/908-22-0x0000000005070000-0x0000000005092000-memory.dmp

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memory/908-15-0x0000000002720000-0x0000000002756000-memory.dmp

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memory/908-17-0x0000000005310000-0x0000000005938000-memory.dmp

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memory/908-16-0x00000000752C0000-0x0000000075A70000-memory.dmp

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memory/908-18-0x00000000752C0000-0x0000000075A70000-memory.dmp

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memory/908-25-0x00000000059B0000-0x0000000005A16000-memory.dmp

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memory/908-21-0x00000000752C0000-0x0000000075A70000-memory.dmp

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memory/908-64-0x0000000075B20000-0x0000000075B6C000-memory.dmp

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memory/1624-4-0x0000000005320000-0x00000000053BC000-memory.dmp

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memory/1624-5-0x0000000005260000-0x000000000526A000-memory.dmp

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memory/1624-6-0x00000000752C0000-0x0000000075A70000-memory.dmp

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memory/1624-1-0x0000000000790000-0x0000000000856000-memory.dmp

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memory/1624-2-0x0000000005790000-0x0000000005D34000-memory.dmp

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memory/1624-3-0x0000000005280000-0x0000000005312000-memory.dmp

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memory/1624-39-0x00000000752C0000-0x0000000075A70000-memory.dmp

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memory/1624-0-0x00000000752CE000-0x00000000752CF000-memory.dmp

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memory/1624-10-0x0000000006840000-0x00000000068C8000-memory.dmp

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memory/1624-9-0x00000000752C0000-0x0000000075A70000-memory.dmp

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memory/1624-7-0x0000000005780000-0x0000000005792000-memory.dmp

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memory/1624-8-0x00000000752CE000-0x00000000752CF000-memory.dmp

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memory/1912-83-0x00000000067E0000-0x0000000006830000-memory.dmp

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memory/1912-27-0x0000000000400000-0x0000000000444000-memory.dmp

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memory/3960-19-0x00000000752C0000-0x0000000075A70000-memory.dmp

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memory/3960-63-0x0000000006F80000-0x0000000007023000-memory.dmp

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memory/3960-74-0x0000000007710000-0x0000000007D8A000-memory.dmp

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memory/3960-75-0x00000000070C0000-0x00000000070DA000-memory.dmp

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memory/3960-76-0x0000000007140000-0x000000000714A000-memory.dmp

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memory/3960-77-0x0000000007340000-0x00000000073D6000-memory.dmp

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memory/3960-51-0x00000000063A0000-0x00000000063D2000-memory.dmp

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memory/3960-62-0x0000000006340000-0x000000000635E000-memory.dmp

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memory/3960-52-0x0000000075B20000-0x0000000075B6C000-memory.dmp

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memory/3960-81-0x0000000007400000-0x000000000741A000-memory.dmp

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memory/3960-82-0x00000000073E0000-0x00000000073E8000-memory.dmp

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memory/3960-50-0x0000000005F00000-0x0000000005F4C000-memory.dmp

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memory/3960-49-0x0000000005DA0000-0x0000000005DBE000-memory.dmp

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memory/3960-23-0x00000000752C0000-0x0000000075A70000-memory.dmp

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memory/3960-26-0x00000000752C0000-0x0000000075A70000-memory.dmp

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memory/3960-90-0x00000000752C0000-0x0000000075A70000-memory.dmp

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