agenttesla | b4930dde2fc721a3d6648831dd4fe2ebd5085e0218864eb48e68e54a69d7cd41

Analysis

max time kernel
149s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
09-09-2024 11:31

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General

Target

New PO#2729217048.exe
Size

936KB
MD5

92e31906e68e746776729036b82e59a1
SHA1

40f9317b50000be6b391d07911e68f2a206a98f8
SHA256

b4930dde2fc721a3d6648831dd4fe2ebd5085e0218864eb48e68e54a69d7cd41
SHA512

4f2ccbe7df1b29faef95c3199ed9cdc103bd66af4ba7efc8905cad9a33bc8deefd6b31a9f898b2780bfeb3e02b08f962a917edfd9001881afc4eb34db85e9317
SSDEEP

24576:bnUoby03y3pDpO6BAjCC/ntp7ugb8fzW1YYuX0J:bUCcE6+jCCPbugczWZdJ

Score

10^/10

agenttesla credential_access discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.iaa-airferight.com
Port:
587
Username:
[email protected]
Password:
webmaster
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

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
2208	powershell.exe
4960	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-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	New PO#2729217048.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.

flow	ioc
15	api.ipify.org
16	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 468 set thread context of 4216	468	New PO#2729217048.exe	96

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	New PO#2729217048.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	New PO#2729217048.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
2348	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4960	powershell.exe
2208	powershell.exe
4216	New PO#2729217048.exe
4216	New PO#2729217048.exe
2208	powershell.exe
4960	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4960	powershell.exe
Token: SeDebugPrivilege	2208	powershell.exe
Token: SeDebugPrivilege	4216	New PO#2729217048.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 468 wrote to memory of 4960	468	New PO#2729217048.exe	90
PID 468 wrote to memory of 4960	468	New PO#2729217048.exe	90
PID 468 wrote to memory of 4960	468	New PO#2729217048.exe	90
PID 468 wrote to memory of 2208	468	New PO#2729217048.exe	92
PID 468 wrote to memory of 2208	468	New PO#2729217048.exe	92
PID 468 wrote to memory of 2208	468	New PO#2729217048.exe	92
PID 468 wrote to memory of 2348	468	New PO#2729217048.exe	94
PID 468 wrote to memory of 2348	468	New PO#2729217048.exe	94
PID 468 wrote to memory of 2348	468	New PO#2729217048.exe	94
PID 468 wrote to memory of 4216	468	New PO#2729217048.exe	96
PID 468 wrote to memory of 4216	468	New PO#2729217048.exe	96
PID 468 wrote to memory of 4216	468	New PO#2729217048.exe	96
PID 468 wrote to memory of 4216	468	New PO#2729217048.exe	96
PID 468 wrote to memory of 4216	468	New PO#2729217048.exe	96
PID 468 wrote to memory of 4216	468	New PO#2729217048.exe	96
PID 468 wrote to memory of 4216	468	New PO#2729217048.exe	96
PID 468 wrote to memory of 4216	468	New PO#2729217048.exe	96

C:\Users\Admin\AppData\Local\Temp\New PO#2729217048.exe
"C:\Users\Admin\AppData\Local\Temp\New PO#2729217048.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:468
- 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\New PO#2729217048.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4960
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\BPBHACGkcaHInS.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2208
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BPBHACGkcaHInS" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC2B4.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2348
- C:\Users\Admin\AppData\Local\Temp\New PO#2729217048.exe
  "C:\Users\Admin\AppData\Local\Temp\New PO#2729217048.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4216

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\New PO#2729217048.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
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
fa637164192d4dcd2085a26520147664

SHA1
097c57210bd9c903b0d48f434afc781da3c469d0

SHA256
1db7fbd3a24f51e021a003f8ca3651a606f21da49f4ed5b4e3e07584ddabdb11

SHA512
e75cfea62e69c19a740db894cbb57720529632ab19b8e7c96aea338e2d9f7d504ce874e236be889f6ee69b6e716112f0feb1cc6696b4e1448a72b2875a2669b3

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_rlxxjulk.mwv.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC2B4.tmp

Filesize
1KB

MD5
03e7c61e8b87dfba67848512406a4a75

SHA1
17ff1e21b1fb59397dc06a203da83e2f2f9e5fec

SHA256
b1eec40a3a2f19341cea9bfee9b970437ff29134257254e35ae4101768aeaf3e

SHA512
62354f18ec166bdbc585f24ba715918c276591bae4dbb9aea9460024a664636523f5594acfc608fe5df5c3a2e895916f6a2e1ee253756d62140852d57cfe69eb

Download Submit
memory/468-6-0x0000000005B20000-0x0000000005B38000-memory.dmp

Filesize
96KB

Download
memory/468-3-0x0000000005630000-0x00000000056C2000-memory.dmp

Filesize
584KB

Download
memory/468-7-0x00000000749AE000-0x00000000749AF000-memory.dmp

Filesize
4KB

Download
memory/468-8-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/468-9-0x0000000006F70000-0x0000000006FF2000-memory.dmp

Filesize
520KB

Download
memory/468-10-0x00000000092D0000-0x000000000936C000-memory.dmp

Filesize
624KB

Download
memory/468-45-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/468-0-0x00000000749AE000-0x00000000749AF000-memory.dmp

Filesize
4KB

Download
memory/468-1-0x0000000000B30000-0x0000000000C20000-memory.dmp

Filesize
960KB

Download
memory/468-4-0x00000000055D0000-0x00000000055DA000-memory.dmp

Filesize
40KB

Download
memory/468-5-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/468-2-0x0000000005B40000-0x00000000060E4000-memory.dmp

Filesize
5.6MB

Download
memory/2208-76-0x0000000007440000-0x000000000745A000-memory.dmp

Filesize
104KB

Download
memory/2208-20-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/2208-23-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/2208-80-0x0000000007670000-0x000000000767E000-memory.dmp

Filesize
56KB

Download
memory/2208-19-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/2208-74-0x00000000070F0000-0x0000000007193000-memory.dmp

Filesize
652KB

Download
memory/2208-59-0x0000000071070000-0x00000000710BC000-memory.dmp

Filesize
304KB

Download
memory/2208-90-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/4216-27-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/4216-91-0x0000000006AE0000-0x0000000006B30000-memory.dmp

Filesize
320KB

Download
memory/4960-16-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/4960-50-0x0000000005A30000-0x0000000005A4E000-memory.dmp

Filesize
120KB

Download
memory/4960-51-0x0000000005F50000-0x0000000005F9C000-memory.dmp

Filesize
304KB

Download
memory/4960-53-0x0000000071070000-0x00000000710BC000-memory.dmp

Filesize
304KB

Download
memory/4960-35-0x0000000005410000-0x0000000005764000-memory.dmp

Filesize
3.3MB

Download
memory/4960-69-0x0000000006000000-0x000000000601E000-memory.dmp

Filesize
120KB

Download
memory/4960-52-0x0000000006020000-0x0000000006052000-memory.dmp

Filesize
200KB

Download
memory/4960-25-0x0000000005320000-0x0000000005386000-memory.dmp

Filesize
408KB

Download
memory/4960-75-0x0000000007390000-0x0000000007A0A000-memory.dmp

Filesize
6.5MB

Download
memory/4960-26-0x0000000005390000-0x00000000053F6000-memory.dmp

Filesize
408KB

Download
memory/4960-77-0x0000000006DB0000-0x0000000006DBA000-memory.dmp

Filesize
40KB

Download
memory/4960-78-0x0000000006FC0000-0x0000000007056000-memory.dmp

Filesize
600KB

Download
memory/4960-79-0x0000000006F40000-0x0000000006F51000-memory.dmp

Filesize
68KB

Download
memory/4960-24-0x0000000005280000-0x00000000052A2000-memory.dmp

Filesize
136KB

Download
memory/4960-81-0x0000000006F80000-0x0000000006F94000-memory.dmp

Filesize
80KB

Download
memory/4960-82-0x0000000007080000-0x000000000709A000-memory.dmp

Filesize
104KB

Download
memory/4960-83-0x0000000007060000-0x0000000007068000-memory.dmp

Filesize
32KB

Download
memory/4960-21-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/4960-18-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/4960-89-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/4960-17-0x0000000004BA0000-0x00000000051C8000-memory.dmp

Filesize
6.2MB

Download
memory/4960-15-0x0000000002100000-0x0000000002136000-memory.dmp

Filesize
216KB

Download