agenttesla | e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167

Analysis

max time kernel
125s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
26-09-2024 11:00

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General

Target

tmpnwpbotnc.exe
Size

853KB
MD5

a9ea323ea2de4868acfb99b7959b54b6
SHA1

b66217db6ffda157a9252611f6b1d528f76f0420
SHA256

e17765cd72f6b95c8167f428ed734688d3b545c45c23e07407361e8979b49167
SHA512

eff66d932ba7d246b20fe71da264ecbabb430d27bec97bbe258f0b4ca6a43843426f5251579b444ae5fd02fbcf8d9ee8cb9030c7e7c20727bb36e813e1b3117f
SSDEEP

12288:27auaN1gTyQcG+yDXEdKemm6EIJtZcIuE4VGnYZzHmPKuDVFSrdtTJHlgrdm4Vzu:27sQclMXk6OVGn2zGS6VAd

Score

10^/10

agenttesla 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:
manlikeyou88
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

pid	Process
2516	powershell.exe
2040	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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation	tmpnwpbotnc.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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1652 set thread context of 4924	1652	tmpnwpbotnc.exe	103

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	tmpnwpbotnc.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpnwpbotnc.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
4340	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
2516	powershell.exe
2516	powershell.exe
2040	powershell.exe
2040	powershell.exe
4924	tmpnwpbotnc.exe
4924	tmpnwpbotnc.exe
4924	tmpnwpbotnc.exe
2516	powershell.exe
2040	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2516	powershell.exe
Token: SeDebugPrivilege	2040	powershell.exe
Token: SeDebugPrivilege	4924	tmpnwpbotnc.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1652 wrote to memory of 2516	1652	tmpnwpbotnc.exe	97
PID 1652 wrote to memory of 2516	1652	tmpnwpbotnc.exe	97
PID 1652 wrote to memory of 2516	1652	tmpnwpbotnc.exe	97
PID 1652 wrote to memory of 2040	1652	tmpnwpbotnc.exe	99
PID 1652 wrote to memory of 2040	1652	tmpnwpbotnc.exe	99
PID 1652 wrote to memory of 2040	1652	tmpnwpbotnc.exe	99
PID 1652 wrote to memory of 4340	1652	tmpnwpbotnc.exe	101
PID 1652 wrote to memory of 4340	1652	tmpnwpbotnc.exe	101
PID 1652 wrote to memory of 4340	1652	tmpnwpbotnc.exe	101
PID 1652 wrote to memory of 4924	1652	tmpnwpbotnc.exe	103
PID 1652 wrote to memory of 4924	1652	tmpnwpbotnc.exe	103
PID 1652 wrote to memory of 4924	1652	tmpnwpbotnc.exe	103
PID 1652 wrote to memory of 4924	1652	tmpnwpbotnc.exe	103
PID 1652 wrote to memory of 4924	1652	tmpnwpbotnc.exe	103
PID 1652 wrote to memory of 4924	1652	tmpnwpbotnc.exe	103
PID 1652 wrote to memory of 4924	1652	tmpnwpbotnc.exe	103
PID 1652 wrote to memory of 4924	1652	tmpnwpbotnc.exe	103

C:\Users\Admin\AppData\Local\Temp\tmpnwpbotnc.exe
"C:\Users\Admin\AppData\Local\Temp\tmpnwpbotnc.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1652
- 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\tmpnwpbotnc.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2516
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\CkVzvA.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2040
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CkVzvA" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7F7C.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:4340
- C:\Users\Admin\AppData\Local\Temp\tmpnwpbotnc.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpnwpbotnc.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4924

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4348,i,1602949858158667699,12464335823361976127,262144 --variations-seed-version --mojo-platform-channel-handle=1292 /prefetch:8
1⤵
PID:4556

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
3d086a433708053f9bf9523e1d87a4e8

SHA1
b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

SHA256
6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

SHA512
931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
bafe5f0356efe53afa0fc39573e99b5e

SHA1
0a3d07f84762213bca5baa0919229a9f4674c24c

SHA256
e85740273f71d37d84ecff9b1ea73c433f1f5f75aa7ce54694e072b06fd91b83

SHA512
e238216d1d070175d0625b11d9f84566b481930230d1fbf83c184865a8a114f1308e27427ea6788f6ab8fe5843a55f8c3b0aba47be8fe219c0000a20c43caba7

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hoqh00az.5ii.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp7F7C.tmp

Filesize
1KB

MD5
9e811efed76a7d8044a943857f7e0492

SHA1
688d50e2171a2e299f9317a9ca0dec85074a2534

SHA256
90d9ab3b65d697838708a491f90a5a9d138535a84ddf960dae4e6b5f590c8de9

SHA512
cc58bc036000a13dc0e07b95d2c9860e3f7090980212c1a8e49b2716ed666d982f189ed57e687dc2bc4d4551676804e2fa3d7fe7c683d7322f4c20bf63ff7803

Download Submit
memory/1652-8-0x0000000075250000-0x0000000075A00000-memory.dmp

Filesize
7.7MB

Download
memory/1652-5-0x0000000075250000-0x0000000075A00000-memory.dmp

Filesize
7.7MB

Download
memory/1652-6-0x0000000005BF0000-0x0000000005C00000-memory.dmp

Filesize
64KB

Download
memory/1652-7-0x000000007525E000-0x000000007525F000-memory.dmp

Filesize
4KB

Download
memory/1652-4-0x0000000005B30000-0x0000000005B3A000-memory.dmp

Filesize
40KB

Download
memory/1652-9-0x0000000007420000-0x00000000074A2000-memory.dmp

Filesize
520KB

Download
memory/1652-10-0x0000000009A90000-0x0000000009B2C000-memory.dmp

Filesize
624KB

Download
memory/1652-3-0x0000000005A90000-0x0000000005B22000-memory.dmp

Filesize
584KB

Download
memory/1652-49-0x0000000075250000-0x0000000075A00000-memory.dmp

Filesize
7.7MB

Download
memory/1652-2-0x0000000006040000-0x00000000065E4000-memory.dmp

Filesize
5.6MB

Download
memory/1652-0-0x000000007525E000-0x000000007525F000-memory.dmp

Filesize
4KB

Download
memory/1652-1-0x0000000000FB0000-0x000000000108C000-memory.dmp

Filesize
880KB

Download
memory/2040-88-0x0000000075250000-0x0000000075A00000-memory.dmp

Filesize
7.7MB

Download
memory/2040-19-0x0000000075250000-0x0000000075A00000-memory.dmp

Filesize
7.7MB

Download
memory/2040-33-0x0000000075250000-0x0000000075A00000-memory.dmp

Filesize
7.7MB

Download
memory/2040-44-0x00000000057D0000-0x0000000005B24000-memory.dmp

Filesize
3.3MB

Download
memory/2040-45-0x0000000075250000-0x0000000075A00000-memory.dmp

Filesize
7.7MB

Download
memory/2040-77-0x0000000007090000-0x00000000070A1000-memory.dmp

Filesize
68KB

Download
memory/2040-74-0x0000000006E90000-0x0000000006EAA000-memory.dmp

Filesize
104KB

Download
memory/2040-62-0x0000000070070000-0x00000000700BC000-memory.dmp

Filesize
304KB

Download
memory/2040-79-0x00000000070D0000-0x00000000070E4000-memory.dmp

Filesize
80KB

Download
memory/2516-27-0x00000000061F0000-0x0000000006256000-memory.dmp

Filesize
408KB

Download
memory/2516-75-0x0000000007C70000-0x0000000007C7A000-memory.dmp

Filesize
40KB

Download
memory/2516-48-0x0000000006980000-0x00000000069CC000-memory.dmp

Filesize
304KB

Download
memory/2516-20-0x0000000006150000-0x0000000006172000-memory.dmp

Filesize
136KB

Download
memory/2516-50-0x0000000006EA0000-0x0000000006ED2000-memory.dmp

Filesize
200KB

Download
memory/2516-28-0x0000000006260000-0x00000000062C6000-memory.dmp

Filesize
408KB

Download
memory/2516-61-0x0000000006E80000-0x0000000006E9E000-memory.dmp

Filesize
120KB

Download
memory/2516-51-0x0000000070070000-0x00000000700BC000-memory.dmp

Filesize
304KB

Download
memory/2516-72-0x0000000007AC0000-0x0000000007B63000-memory.dmp

Filesize
652KB

Download
memory/2516-73-0x0000000008240000-0x00000000088BA000-memory.dmp

Filesize
6.5MB

Download
memory/2516-34-0x0000000075250000-0x0000000075A00000-memory.dmp

Filesize
7.7MB

Download
memory/2516-47-0x00000000068D0000-0x00000000068EE000-memory.dmp

Filesize
120KB

Download
memory/2516-76-0x0000000007E80000-0x0000000007F16000-memory.dmp

Filesize
600KB

Download
memory/2516-87-0x0000000075250000-0x0000000075A00000-memory.dmp

Filesize
7.7MB

Download
memory/2516-78-0x0000000007E30000-0x0000000007E3E000-memory.dmp

Filesize
56KB

Download
memory/2516-18-0x0000000075250000-0x0000000075A00000-memory.dmp

Filesize
7.7MB

Download
memory/2516-80-0x0000000007F40000-0x0000000007F5A000-memory.dmp

Filesize
104KB

Download
memory/2516-81-0x0000000007F20000-0x0000000007F28000-memory.dmp

Filesize
32KB

Download
memory/2516-17-0x0000000005980000-0x0000000005FA8000-memory.dmp

Filesize
6.2MB

Download
memory/2516-16-0x0000000075250000-0x0000000075A00000-memory.dmp

Filesize
7.7MB

Download
memory/2516-15-0x0000000005310000-0x0000000005346000-memory.dmp

Filesize
216KB

Download
memory/4924-46-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/4924-89-0x00000000060A0000-0x00000000060F0000-memory.dmp

Filesize
320KB

Download