agenttesla | 05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2

Analysis

max time kernel
137s
max time network
118s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
09/05/2024, 01:01

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General

Target

05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe
Size

727KB
MD5

7a15d01ce227993e0c57d7aad6d827f7
SHA1

01e2c1c7fe9fe92b65e78a3f8b281839cf4d7ea6
SHA256

05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2
SHA512

f3b25c511cabb79d24a315498e67369d91770da82288c5ba46a686125bdff68ca05cbda7444577a7b1566ca473399f893471ef514829327c6cba1ec3a98297a9
SSDEEP

12288:/VniETpboDXj7O2klceKOe0GAF0dJmpyaZjo5ZqzMxad00On1Xv8mY4p36wRh9ad:d7bEunLRA/mpViuMwJ08n4p36w84vrs

Score

10^/10

agenttesla execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.activefreightpak.com
Port:
587
Username:
[email protected]
Password:
AFSPL**77**

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.activefreightpak.com
Port:
587
Username:
[email protected]
Password:
AFSPL**77**
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/3436-42-0x0000000000400000-0x0000000000442000-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/3436-42-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables packed with SmartAssembly 1 IoCs

resource	yara_rule
behavioral2/memory/2732-6-0x00000000065F0000-0x000000000660E000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly

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

resource	yara_rule
behavioral2/memory/3436-42-0x0000000000400000-0x0000000000442000-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/3436-42-0x0000000000400000-0x0000000000442000-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/3436-42-0x0000000000400000-0x0000000000442000-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/3436-42-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
4480	powershell.exe
4984	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-1-5-21-711569230-3659488422-571408806-1000\Control Panel\International\Geo\Nation	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.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 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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bnFClsT = "C:\\Users\\Admin\\AppData\\Roaming\\bnFClsT\\bnFClsT.exe"	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe

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
16	api.ipify.org
17	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2732 set thread context of 3436	2732	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	99

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

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

persistence

Scheduled Task/Job

T1053

pid	Process
2624	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
2732	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe
4480	powershell.exe
4984	powershell.exe
2732	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe
2732	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe
3436	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe
3436	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe
4480	powershell.exe
4984	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2732	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe
Token: SeDebugPrivilege	4984	powershell.exe
Token: SeDebugPrivilege	4480	powershell.exe
Token: SeDebugPrivilege	3436	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3436	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2732 wrote to memory of 4984	2732	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	93
PID 2732 wrote to memory of 4984	2732	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	93
PID 2732 wrote to memory of 4984	2732	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	93
PID 2732 wrote to memory of 4480	2732	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	95
PID 2732 wrote to memory of 4480	2732	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	95
PID 2732 wrote to memory of 4480	2732	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	95
PID 2732 wrote to memory of 2624	2732	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	97
PID 2732 wrote to memory of 2624	2732	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	97
PID 2732 wrote to memory of 2624	2732	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	97
PID 2732 wrote to memory of 3436	2732	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	99
PID 2732 wrote to memory of 3436	2732	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	99
PID 2732 wrote to memory of 3436	2732	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	99
PID 2732 wrote to memory of 3436	2732	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	99
PID 2732 wrote to memory of 3436	2732	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	99
PID 2732 wrote to memory of 3436	2732	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	99
PID 2732 wrote to memory of 3436	2732	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	99
PID 2732 wrote to memory of 3436	2732	05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe	99

C:\Users\Admin\AppData\Local\Temp\05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe
"C:\Users\Admin\AppData\Local\Temp\05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2732
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4984
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\eDcCIlzry.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4480
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eDcCIlzry" /XML "C:\Users\Admin\AppData\Local\Temp\tmp631F.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2624
- C:\Users\Admin\AppData\Local\Temp\05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe
  "C:\Users\Admin\AppData\Local\Temp\05287fafd48a6a370de4dde870ccd684336237e85f99dafc1c1222cdb488a6a2.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3436

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
3d086a433708053f9bf9523e1d87a4e8

SHA1
b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

SHA256
6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

SHA512
931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
32a82dbe0991d19447bcfe4f537086f1

SHA1
f5e93d6d04aa3dc0416ca2bc577fd7fc6a04a14d

SHA256
d28d56bf3327cbb1ba62471ef93b5bd1699785622729a276f3acdc7fb5db24e5

SHA512
c0312bcf33588dfa8a71281b22e822a95ad1bd11b3d691f884f9315812cc3420f1ec849b84aaaa84528e96aa128f4d417f103aa3ca39834db7c64dd02fdb1354

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ov5b2yfy.kcd.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp631F.tmp

Filesize
1KB

MD5
09200790cbd9809f034e057ccfe7cc78

SHA1
5b6fa1d4e9d5d44627f67842e90b2b044cb4fdb8

SHA256
89aeecf451960499996bcd5e603afa24292339b47562e2967e9a3cfd9e49ff5a

SHA512
eb3f7c0186a4a96c7c59077db2fea9eb65f1ad6b588aa28595c1d9b2ff3ead85c25d35d7373a8d45976546e660b5ab8fd6277e9d434009ab93e7ae8724b2b3c7

Download Submit
memory/2732-8-0x0000000006660000-0x0000000006676000-memory.dmp

Filesize
88KB

Download
memory/2732-48-0x00000000745D0000-0x0000000074D80000-memory.dmp

Filesize
7.7MB

Download
memory/2732-6-0x00000000065F0000-0x000000000660E000-memory.dmp

Filesize
120KB

Download
memory/2732-7-0x0000000006620000-0x0000000006630000-memory.dmp

Filesize
64KB

Download
memory/2732-4-0x00000000053B0000-0x00000000053BA000-memory.dmp

Filesize
40KB

Download
memory/2732-9-0x0000000006C90000-0x0000000006D12000-memory.dmp

Filesize
520KB

Download
memory/2732-10-0x0000000009340000-0x00000000093DC000-memory.dmp

Filesize
624KB

Download
memory/2732-1-0x0000000000880000-0x0000000000938000-memory.dmp

Filesize
736KB

Download
memory/2732-0-0x00000000745DE000-0x00000000745DF000-memory.dmp

Filesize
4KB

Download
memory/2732-3-0x0000000005300000-0x0000000005392000-memory.dmp

Filesize
584KB

Download
memory/2732-5-0x00000000745D0000-0x0000000074D80000-memory.dmp

Filesize
7.7MB

Download
memory/2732-2-0x00000000059D0000-0x0000000005F74000-memory.dmp

Filesize
5.6MB

Download
memory/3436-42-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3436-91-0x0000000006B90000-0x0000000006BE0000-memory.dmp

Filesize
320KB

Download
memory/4480-89-0x00000000745D0000-0x0000000074D80000-memory.dmp

Filesize
7.7MB

Download
memory/4480-24-0x00000000745D0000-0x0000000074D80000-memory.dmp

Filesize
7.7MB

Download
memory/4480-81-0x0000000007AB0000-0x0000000007ACA000-memory.dmp

Filesize
104KB

Download
memory/4480-80-0x00000000079B0000-0x00000000079C4000-memory.dmp

Filesize
80KB

Download
memory/4480-79-0x00000000079A0000-0x00000000079AE000-memory.dmp

Filesize
56KB

Download
memory/4480-20-0x00000000745D0000-0x0000000074D80000-memory.dmp

Filesize
7.7MB

Download
memory/4480-19-0x00000000745D0000-0x0000000074D80000-memory.dmp

Filesize
7.7MB

Download
memory/4480-44-0x0000000005F40000-0x0000000006294000-memory.dmp

Filesize
3.3MB

Download
memory/4480-66-0x0000000074E40000-0x0000000074E8C000-memory.dmp

Filesize
304KB

Download
memory/4480-78-0x0000000007970000-0x0000000007981000-memory.dmp

Filesize
68KB

Download
memory/4984-17-0x00000000745D0000-0x0000000074D80000-memory.dmp

Filesize
7.7MB

Download
memory/4984-51-0x0000000006BD0000-0x0000000006C02000-memory.dmp

Filesize
200KB

Download
memory/4984-52-0x0000000074E40000-0x0000000074E8C000-memory.dmp

Filesize
304KB

Download
memory/4984-62-0x00000000061E0000-0x00000000061FE000-memory.dmp

Filesize
120KB

Download
memory/4984-63-0x0000000006E10000-0x0000000006EB3000-memory.dmp

Filesize
652KB

Download
memory/4984-64-0x0000000007570000-0x0000000007BEA000-memory.dmp

Filesize
6.5MB

Download
memory/4984-50-0x0000000006160000-0x00000000061AC000-memory.dmp

Filesize
304KB

Download
memory/4984-65-0x0000000006F30000-0x0000000006F4A000-memory.dmp

Filesize
104KB

Download
memory/4984-76-0x0000000006FA0000-0x0000000006FAA000-memory.dmp

Filesize
40KB

Download
memory/4984-77-0x00000000071B0000-0x0000000007246000-memory.dmp

Filesize
600KB

Download
memory/4984-49-0x0000000005B00000-0x0000000005B1E000-memory.dmp

Filesize
120KB

Download
memory/4984-30-0x0000000005530000-0x0000000005596000-memory.dmp

Filesize
408KB

Download
memory/4984-33-0x0000000005610000-0x0000000005676000-memory.dmp

Filesize
408KB

Download
memory/4984-23-0x0000000005460000-0x0000000005482000-memory.dmp

Filesize
136KB

Download
memory/4984-82-0x0000000007250000-0x0000000007258000-memory.dmp

Filesize
32KB

Download
memory/4984-21-0x00000000745D0000-0x0000000074D80000-memory.dmp

Filesize
7.7MB

Download
memory/4984-18-0x00000000745D0000-0x0000000074D80000-memory.dmp

Filesize
7.7MB

Download
memory/4984-90-0x00000000745D0000-0x0000000074D80000-memory.dmp

Filesize
7.7MB

Download
memory/4984-16-0x0000000004E30000-0x0000000005458000-memory.dmp

Filesize
6.2MB

Download
memory/4984-15-0x00000000022E0000-0x0000000002316000-memory.dmp

Filesize
216KB

Download