agenttesla | a661b9a788590a65cbc7156fc775e035361f7481f927165e583efb1ccb483cc4

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
24-09-2024 01:40

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General

Target

Ningbo - Past Due Invoices.scr
Size

826KB
MD5

1b136a73f10f2b2b837c46161eceaba9
SHA1

0bb6bfbd1a79432f03e1b51f697f664a628a5e90
SHA256

7df1b33f35a3ca87f9242153c847cc0d8e1d45c7e3b5c5ecf9f23bddbf94b052
SHA512

30a82ab4146edf04179f53dc0527baf9b7bb8c82288009cb6704c47ba1c735ca96a57206a739d209b7ed3615ae52847d2f4a0ec8b1e889d06b323051ee344e30
SSDEEP

24576:wiHxlaIGgVnElx5T6GMgitt8p10uF2VtQ/2:wiHxlaHl/6GtitGf0uF2VtQ/2

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:
BIGNAIRA2024
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
3932	powershell.exe
2460	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-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation	Ningbo - Past Due Invoices.scr

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
20	api.ipify.org
21	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2036 set thread context of 1228	2036	Ningbo - Past Due Invoices.scr	95

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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Ningbo - Past Due Invoices.scr
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
2272	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
2036	Ningbo - Past Due Invoices.scr
2036	Ningbo - Past Due Invoices.scr
2460	powershell.exe
3932	powershell.exe
2036	Ningbo - Past Due Invoices.scr
2036	Ningbo - Past Due Invoices.scr
1228	RegSvcs.exe
1228	RegSvcs.exe
2460	powershell.exe
3932	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2036	Ningbo - Past Due Invoices.scr
Token: SeDebugPrivilege	3932	powershell.exe
Token: SeDebugPrivilege	2460	powershell.exe
Token: SeDebugPrivilege	1228	RegSvcs.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 3932	2036	Ningbo - Past Due Invoices.scr	89
PID 2036 wrote to memory of 3932	2036	Ningbo - Past Due Invoices.scr	89
PID 2036 wrote to memory of 3932	2036	Ningbo - Past Due Invoices.scr	89
PID 2036 wrote to memory of 2460	2036	Ningbo - Past Due Invoices.scr	91
PID 2036 wrote to memory of 2460	2036	Ningbo - Past Due Invoices.scr	91
PID 2036 wrote to memory of 2460	2036	Ningbo - Past Due Invoices.scr	91
PID 2036 wrote to memory of 2272	2036	Ningbo - Past Due Invoices.scr	93
PID 2036 wrote to memory of 2272	2036	Ningbo - Past Due Invoices.scr	93
PID 2036 wrote to memory of 2272	2036	Ningbo - Past Due Invoices.scr	93
PID 2036 wrote to memory of 1228	2036	Ningbo - Past Due Invoices.scr	95
PID 2036 wrote to memory of 1228	2036	Ningbo - Past Due Invoices.scr	95
PID 2036 wrote to memory of 1228	2036	Ningbo - Past Due Invoices.scr	95
PID 2036 wrote to memory of 1228	2036	Ningbo - Past Due Invoices.scr	95
PID 2036 wrote to memory of 1228	2036	Ningbo - Past Due Invoices.scr	95
PID 2036 wrote to memory of 1228	2036	Ningbo - Past Due Invoices.scr	95
PID 2036 wrote to memory of 1228	2036	Ningbo - Past Due Invoices.scr	95
PID 2036 wrote to memory of 1228	2036	Ningbo - Past Due Invoices.scr	95

C:\Users\Admin\AppData\Local\Temp\Ningbo - Past Due Invoices.scr
"C:\Users\Admin\AppData\Local\Temp\Ningbo - Past Due Invoices.scr" /S
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:2036
- 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\Ningbo - Past Due Invoices.scr"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3932
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\OKOdVL.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2460
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OKOdVL" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCE4C.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2272
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1228

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

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

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
96f12dbc9f7e3bac5b96dd9ed5599b47

SHA1
15ff5445f4af086aea38446ff383acd6297c7307

SHA256
bc65aa0abc58eac261e708c556d66c2f01b8d1ef8686eff23bc681e9d026d7eb

SHA512
c587e8e133a0a4c5942d43d5ef2da91f4c95a7be80437c6b46ae7276d61e048cb0d05605c3dd2628d460f389faa3c2d99dd488c3788e62b8759c478c21e90d4e

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_iuemoskg.sxe.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpCE4C.tmp

Filesize
1KB

MD5
e955db48671f47ac2ce5b8e13ca3311e

SHA1
0d13417013a91d7355b91f8dc971f01ed1b1771c

SHA256
d01ae771d1493b72cf32a6d284eb10f0c421612699433a6761947ecb14a48ebf

SHA512
afa8c578261031b3a2653794941d1bffb14cfd72013a88f3a56b64427a841d0c0d286fc2c2e299543d521b341517c21f758a3a37fd895e6f31fcecfa203eb4b7

Download Submit
memory/1228-88-0x0000000006BB0000-0x0000000006C00000-memory.dmp

Filesize
320KB

Download
memory/1228-23-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2036-4-0x0000000005460000-0x000000000546A000-memory.dmp

Filesize
40KB

Download
memory/2036-7-0x00000000751EE000-0x00000000751EF000-memory.dmp

Filesize
4KB

Download
memory/2036-8-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/2036-9-0x0000000006B60000-0x0000000006BE2000-memory.dmp

Filesize
520KB

Download
memory/2036-10-0x0000000009400000-0x000000000949C000-memory.dmp

Filesize
624KB

Download
memory/2036-6-0x0000000005710000-0x0000000005722000-memory.dmp

Filesize
72KB

Download
memory/2036-5-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/2036-3-0x00000000053A0000-0x0000000005432000-memory.dmp

Filesize
584KB

Download
memory/2036-0-0x00000000751EE000-0x00000000751EF000-memory.dmp

Filesize
4KB

Download
memory/2036-46-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/2036-2-0x0000000005A40000-0x0000000005FE4000-memory.dmp

Filesize
5.6MB

Download
memory/2036-1-0x0000000000900000-0x00000000009D4000-memory.dmp

Filesize
848KB

Download
memory/2460-73-0x0000000007000000-0x000000000701A000-memory.dmp

Filesize
104KB

Download
memory/2460-47-0x0000000005CE0000-0x0000000005CFE000-memory.dmp

Filesize
120KB

Download
memory/2460-87-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/2460-80-0x0000000007320000-0x0000000007328000-memory.dmp

Filesize
32KB

Download
memory/2460-45-0x00000000056D0000-0x0000000005A24000-memory.dmp

Filesize
3.3MB

Download
memory/2460-20-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/2460-79-0x0000000007340000-0x000000000735A000-memory.dmp

Filesize
104KB

Download
memory/2460-74-0x0000000007070000-0x000000000707A000-memory.dmp

Filesize
40KB

Download
memory/2460-48-0x0000000005D80000-0x0000000005DCC000-memory.dmp

Filesize
304KB

Download
memory/2460-50-0x0000000075A80000-0x0000000075ACC000-memory.dmp

Filesize
304KB

Download
memory/2460-49-0x0000000006CA0000-0x0000000006CD2000-memory.dmp

Filesize
200KB

Download
memory/2460-60-0x0000000006290000-0x00000000062AE000-memory.dmp

Filesize
120KB

Download
memory/2460-61-0x0000000006EE0000-0x0000000006F83000-memory.dmp

Filesize
652KB

Download
memory/2460-78-0x0000000007240000-0x0000000007254000-memory.dmp

Filesize
80KB

Download
memory/2460-72-0x0000000007640000-0x0000000007CBA000-memory.dmp

Filesize
6.5MB

Download
memory/2460-76-0x0000000007200000-0x0000000007211000-memory.dmp

Filesize
68KB

Download
memory/3932-62-0x0000000075A80000-0x0000000075ACC000-memory.dmp

Filesize
304KB

Download
memory/3932-75-0x00000000078D0000-0x0000000007966000-memory.dmp

Filesize
600KB

Download
memory/3932-19-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/3932-77-0x0000000007880000-0x000000000788E000-memory.dmp

Filesize
56KB

Download
memory/3932-25-0x0000000005CB0000-0x0000000005D16000-memory.dmp

Filesize
408KB

Download
memory/3932-17-0x0000000005570000-0x0000000005B98000-memory.dmp

Filesize
6.2MB

Download
memory/3932-24-0x0000000005C40000-0x0000000005CA6000-memory.dmp

Filesize
408KB

Download
memory/3932-86-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/3932-18-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/3932-16-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/3932-22-0x0000000005BA0000-0x0000000005BC2000-memory.dmp

Filesize
136KB

Download
memory/3932-15-0x0000000002A10000-0x0000000002A46000-memory.dmp

Filesize
216KB

Download