agenttesla | 3335d593c4a2f7ab94a35fd5a0991026d1800592a18cc842686d3bf6bb66503d

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-09-2024 13:34

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General

Target

RFQPO.205710001QBMSPRQ0200140.js
Size

4.7MB
MD5

5e1cdaa87915b9b6e7d852c0b7ce272b
SHA1

978f40e995fe1fd0e10f73f8b7924dd31ffb6267
SHA256

3335d593c4a2f7ab94a35fd5a0991026d1800592a18cc842686d3bf6bb66503d
SHA512

94e1811a87af0165989d69732d20f1c00981eeeb15ed976b01ff9afcdd41a38ff201252f8e003bba92541757603c29b80c69c897fc41cab51ad88b7698754425
SSDEEP

49152:Dy0k7TbmSOqsmBdkQUUb/YnBxbb20HelA1mvpxVAm8Zp0v97quF8yAmhR/:2

Score

10^/10

agenttesla redline foz discovery execution infostealer keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
s82.gocheapweb.com
Port:
587
Username:
[email protected]
Password:
london@1759
Email To:
[email protected]

Extracted

Family

redline

Botnet

FOZ

212.162.149.53:2049

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine payload 2 IoCs

resource	yara_rule
behavioral1/files/0x0007000000015da7-38.dat	family_redline
behavioral1/memory/2572-49-0x0000000000110000-0x0000000000162000-memory.dmp	family_redline

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2652	powershell.exe

Drops startup file 1 IoCs

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

Executes dropped EXE 5 IoCs

pid	Process
2840	x.exe
2004	server_BTC.exe
2256	neworigin.exe
2572	build.exe
2552	TrojanAIbot.exe

Loads dropped DLL 5 IoCs

pid	Process
2264	svchost.exe
2264	svchost.exe
2264	svchost.exe
2004	server_BTC.exe
2004	server_BTC.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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 3 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

Credentials from Web Browsers
T1555.003
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
6	api.ipify.org
5	api.ipify.org

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/files/0x000700000001211a-4.dat	autoit_exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\alg.exe	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2840 set thread context of 2264	2840	x.exe	29

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 10 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	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	build.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	server_BTC.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TrojanAIbot.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	x.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	neworigin.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2296	timeout.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2532	schtasks.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2552	TrojanAIbot.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2256	neworigin.exe
2256	neworigin.exe
2652	powershell.exe
2572	build.exe
2572	build.exe
2572	build.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2840	x.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeTakeOwnershipPrivilege	2264	svchost.exe
Token: SeDebugPrivilege	2256	neworigin.exe
Token: SeDebugPrivilege	2004	server_BTC.exe
Token: SeDebugPrivilege	2652	powershell.exe
Token: SeDebugPrivilege	2552	TrojanAIbot.exe
Token: SeDebugPrivilege	2572	build.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2840	x.exe
2840	x.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2840	x.exe
2840	x.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2256	neworigin.exe

Suspicious use of WriteProcessMemory 41 IoCs

description	pid	Process	procid_target
PID 2900 wrote to memory of 2840	2900	wscript.exe	28
PID 2900 wrote to memory of 2840	2900	wscript.exe	28
PID 2900 wrote to memory of 2840	2900	wscript.exe	28
PID 2900 wrote to memory of 2840	2900	wscript.exe	28
PID 2840 wrote to memory of 2264	2840	x.exe	29
PID 2840 wrote to memory of 2264	2840	x.exe	29
PID 2840 wrote to memory of 2264	2840	x.exe	29
PID 2840 wrote to memory of 2264	2840	x.exe	29
PID 2840 wrote to memory of 2264	2840	x.exe	29
PID 2264 wrote to memory of 2004	2264	svchost.exe	30
PID 2264 wrote to memory of 2004	2264	svchost.exe	30
PID 2264 wrote to memory of 2004	2264	svchost.exe	30
PID 2264 wrote to memory of 2004	2264	svchost.exe	30
PID 2264 wrote to memory of 2256	2264	svchost.exe	31
PID 2264 wrote to memory of 2256	2264	svchost.exe	31
PID 2264 wrote to memory of 2256	2264	svchost.exe	31
PID 2264 wrote to memory of 2256	2264	svchost.exe	31
PID 2264 wrote to memory of 2572	2264	svchost.exe	32
PID 2264 wrote to memory of 2572	2264	svchost.exe	32
PID 2264 wrote to memory of 2572	2264	svchost.exe	32
PID 2264 wrote to memory of 2572	2264	svchost.exe	32
PID 2004 wrote to memory of 2652	2004	server_BTC.exe	34
PID 2004 wrote to memory of 2652	2004	server_BTC.exe	34
PID 2004 wrote to memory of 2652	2004	server_BTC.exe	34
PID 2004 wrote to memory of 2652	2004	server_BTC.exe	34
PID 2004 wrote to memory of 2532	2004	server_BTC.exe	35
PID 2004 wrote to memory of 2532	2004	server_BTC.exe	35
PID 2004 wrote to memory of 2532	2004	server_BTC.exe	35
PID 2004 wrote to memory of 2532	2004	server_BTC.exe	35
PID 2004 wrote to memory of 2552	2004	server_BTC.exe	38
PID 2004 wrote to memory of 2552	2004	server_BTC.exe	38
PID 2004 wrote to memory of 2552	2004	server_BTC.exe	38
PID 2004 wrote to memory of 2552	2004	server_BTC.exe	38
PID 2004 wrote to memory of 1304	2004	server_BTC.exe	39
PID 2004 wrote to memory of 1304	2004	server_BTC.exe	39
PID 2004 wrote to memory of 1304	2004	server_BTC.exe	39
PID 2004 wrote to memory of 1304	2004	server_BTC.exe	39
PID 1304 wrote to memory of 2296	1304	cmd.exe	41
PID 1304 wrote to memory of 2296	1304	cmd.exe	41
PID 1304 wrote to memory of 2296	1304	cmd.exe	41
PID 1304 wrote to memory of 2296	1304	cmd.exe	41

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\RFQPO.205710001QBMSPRQ0200140.js
1⤵
- Suspicious use of WriteProcessMemory
PID:2900
- C:\Users\Admin\AppData\Local\Temp\x.exe
  "C:\Users\Admin\AppData\Local\Temp\x.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2840
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\x.exe"
    3⤵
    - Loads dropped DLL
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2264
  - - C:\Users\Admin\AppData\Local\Temp\server_BTC.exe
      "C:\Users\Admin\AppData\Local\Temp\server_BTC.exe"
      4⤵
      Drops startup file
      Executes dropped EXE
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:2004
    - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell.exe" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\ACCApi'
        5⤵
        Command and Scripting Interpreter: PowerShell
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:2652
    - - C:\Windows\SysWOW64\schtasks.exe
        
        "schtasks.exe" /create /tn AccSys /tr "C:\Users\Admin\AppData\Roaming\ACCApi\TrojanAIbot.exe" /st 13:39 /du 23:59 /sc daily /ri 1 /f
        5⤵
        System Location Discovery: System Language Discovery
        Scheduled Task/Job: Scheduled Task
        
        PID:2532
    - - C:\Users\Admin\AppData\Roaming\ACCApi\TrojanAIbot.exe
        
        "C:\Users\Admin\AppData\Roaming\ACCApi\TrojanAIbot.exe"
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious behavior: AddClipboardFormatListener
        Suspicious use of AdjustPrivilegeToken
        
        PID:2552
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmpB461.tmp.cmd""
        5⤵
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1304
      - C:\Windows\SysWOW64\timeout.exe
        
        timeout 6
        6⤵
        System Location Discovery: System Language Discovery
        Delays execution with timeout.exe
        
        PID:2296
  - - C:\Users\Admin\AppData\Local\Temp\neworigin.exe
      "C:\Users\Admin\AppData\Local\Temp\neworigin.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:2256
  - - C:\Users\Admin\AppData\Local\Temp\build.exe
      "C:\Users\Admin\AppData\Local\Temp\build.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2572

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\neworigin.exe

Filesize
244KB

MD5
d6a4cf0966d24c1ea836ba9a899751e5

SHA1
392d68c000137b8039155df6bb331d643909e7e7

SHA256
dc441006cb45c2cfac6c521f6cd4c16860615d21081563bd9e368de6f7e8ab6b

SHA512
9fa7aa65b4a0414596d8fd3e7d75a09740a5a6c3db8262f00cb66cd4c8b43d17658c42179422ae0127913deb854db7ed02621d0eeb8ddff1fac221a8e0d1ca35

Download Submit
C:\Users\Admin\AppData\Local\Temp\server_BTC.exe

Filesize
226KB

MD5
50d015016f20da0905fd5b37d7834823

SHA1
6c39c84acf3616a12ae179715a3369c4e3543541

SHA256
36fe89b3218d2d0bbf865967cdc01b9004e3ba13269909e3d24d7ff209f28fc5

SHA512
55f639006a137732b2fa0527cd1be24b58f5df387ce6aa6b8dd47d1419566f87c95fc1a6b99383e8bd0bcba06cc39ad7b32556496e46d7220c6a7b6d8390f7fc

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB461.tmp.cmd

Filesize
162B

MD5
26247f6aa8821d38ab7f5a7cdb2c2568

SHA1
5a9f7b9dfc7d20f6b8219e7200f9400010a3e728

SHA256
4d0dca5ee7bcbf5358c2cd6e7db5becdb91131c288f66669b6bfca54503ab395

SHA512
87599a04be0a31ebea70559741df5ee002fc20eb82f277a2262b1d5255405da8e12e3d286ebc718fa09203d86052a6d765935ae8381c9920cf77a518c3ee0d0c

Download Submit
C:\Users\Admin\AppData\Local\Temp\x.exe

Filesize
3.5MB

MD5
e7114d96ec31d8cd1c0233bd949d1e0f

SHA1
6433ace48fc9a6d4de4451d0a35c91af7c69d507

SHA256
771b160a95fb3bafe050a2e5552a1c697a5982773104c6a2b9549b538935ed23

SHA512
66d19fd4eea704b67e5f3568590ebe3ea42cdb0426fa4bafbdb35814f9fac21ac37126e4a3ea238f8dfb8e5cd5c2bdbe4db60a26b72ce3883f40c6ba4d2113d7

Download Submit
\Users\Admin\AppData\Local\Temp\build.exe

Filesize
300KB

MD5
3b6501feef6196f24163313a9f27dbfd

SHA1
20d60478d3c161c3cacb870aac06be1b43719228

SHA256
0576191c50a1b6afbcaa5cb0512df5b6a8b9bef9739e5308f8e2e965bf9b0fc5

SHA512
338e2c450a0b1c5dfea3cd3662051ce231a53388bc2a6097347f14d3a59257ce3734d934db1992676882b5f4f6a102c7e15b142434575b8970658b4833d23676

Download Submit
memory/2004-48-0x0000000000C10000-0x0000000000C4E000-memory.dmp

Filesize
248KB

Download
memory/2256-47-0x0000000000DC0000-0x0000000000E04000-memory.dmp

Filesize
272KB

Download
memory/2264-12-0x0000000000280000-0x00000000002E7000-memory.dmp

Filesize
412KB

Download
memory/2264-17-0x0000000000400000-0x0000000000554000-memory.dmp

Filesize
1.3MB

Download
memory/2264-11-0x0000000000400000-0x0000000000554000-memory.dmp

Filesize
1.3MB

Download
memory/2264-18-0x0000000000280000-0x00000000002E7000-memory.dmp

Filesize
412KB

Download
memory/2264-43-0x0000000000400000-0x0000000000554000-memory.dmp

Filesize
1.3MB

Download
memory/2264-19-0x0000000000280000-0x00000000002E7000-memory.dmp

Filesize
412KB

Download
memory/2264-9-0x0000000000400000-0x0000000000554000-memory.dmp

Filesize
1.3MB

Download
memory/2552-67-0x0000000001340000-0x000000000137E000-memory.dmp

Filesize
248KB

Download
memory/2572-49-0x0000000000110000-0x0000000000162000-memory.dmp

Filesize
328KB

Download
memory/2840-8-0x0000000004660000-0x0000000004E60000-memory.dmp

Filesize
8.0MB

Download