agenttesla | 744ad803081f6ad2d85f3c667c537c6bc3a47bf95c07f496315171790a1b05a2

Resubmissions

24/11/2024, 15:42

241124-s5e35awpby 10

24/11/2024, 15:38

241124-s22sqawndz 10

Analysis

max time kernel
147s
max time network
151s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
24/11/2024, 15:42

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General

Target

?THALAT DEME DURUM.exe
Size

748KB
MD5

db4b551903a1f1bcafb5a352765d6d5d
SHA1

9420762fe9c678d890db7ca615a916a581a0b045
SHA256

744ad803081f6ad2d85f3c667c537c6bc3a47bf95c07f496315171790a1b05a2
SHA512

a68972f3cda539e56f4868cba879b849f1bec731fe465a6eb0cf26e63a911717ea2a839da0cb164603da4bd64bf03aab9006812082250bf4c8061e1bd2adb7d8
SSDEEP

12288:HVU3wtfRzxWW94FJEGDrDZL/YoheVXfanjRRVx8HFIUjgyo1ADKwwNHeLdyWYlt:HVUMpzxW84rEGDrtLwoEVMRVx8H7jgvn

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.apexrnun.com
Port:
587
Username:
[email protected]
Password:
CCu5Z?WuH+bS4hsz
Email To:
[email protected]

Signatures

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

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
932	powershell.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

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
1	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5016 set thread context of 424	5016	_THALAT DEME DURUM.exe	79

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 3 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	_THALAT DEME DURUM.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	_THALAT DEME DURUM.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
424	_THALAT DEME DURUM.exe
424	_THALAT DEME DURUM.exe
932	powershell.exe
932	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	424	_THALAT DEME DURUM.exe
Token: SeDebugPrivilege	932	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 5016 wrote to memory of 932	5016	_THALAT DEME DURUM.exe	77
PID 5016 wrote to memory of 932	5016	_THALAT DEME DURUM.exe	77
PID 5016 wrote to memory of 932	5016	_THALAT DEME DURUM.exe	77
PID 5016 wrote to memory of 424	5016	_THALAT DEME DURUM.exe	79
PID 5016 wrote to memory of 424	5016	_THALAT DEME DURUM.exe	79
PID 5016 wrote to memory of 424	5016	_THALAT DEME DURUM.exe	79
PID 5016 wrote to memory of 424	5016	_THALAT DEME DURUM.exe	79
PID 5016 wrote to memory of 424	5016	_THALAT DEME DURUM.exe	79
PID 5016 wrote to memory of 424	5016	_THALAT DEME DURUM.exe	79
PID 5016 wrote to memory of 424	5016	_THALAT DEME DURUM.exe	79
PID 5016 wrote to memory of 424	5016	_THALAT DEME DURUM.exe	79

C:\Users\Admin\AppData\Local\Temp\_THALAT DEME DURUM.exe
"C:\Users\Admin\AppData\Local\Temp\_THALAT DEME DURUM.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5016
- 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\_THALAT DEME DURUM.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:932
- C:\Users\Admin\AppData\Local\Temp\_THALAT DEME DURUM.exe
  "C:\Users\Admin\AppData\Local\Temp\_THALAT DEME DURUM.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:424

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

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

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\_THALAT DEME DURUM.exe.log

Filesize
1KB

MD5
7e1ed0055c3eaa0bbc4a29ec1ef15a6a

SHA1
765b954c1adbb6a6ecc4fe912fdaa6d0fba0ae7d

SHA256
4c17576f64dea465c45a50573ee41771f7be9962ab2d07f961af4df5589bdcce

SHA512
de7c784c37d18c43820908add88f08ab4864c0ef3f9d158cc2c9d1bab120613cb093dd4bfc5d7ed0c289414956cfe0b213c386f8e6b5753847dec915566297c8

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_may3ekqo.3pw.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/424-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/424-60-0x00000000745B0000-0x0000000074D61000-memory.dmp

Filesize
7.7MB

Download
memory/424-59-0x00000000066D0000-0x0000000006720000-memory.dmp

Filesize
320KB

Download
memory/424-22-0x00000000745B0000-0x0000000074D61000-memory.dmp

Filesize
7.7MB

Download
memory/424-18-0x00000000051F0000-0x0000000005256000-memory.dmp

Filesize
408KB

Download
memory/424-15-0x00000000745B0000-0x0000000074D61000-memory.dmp

Filesize
7.7MB

Download
memory/932-36-0x00000000705D0000-0x000000007061C000-memory.dmp

Filesize
304KB

Download
memory/932-49-0x00000000072F0000-0x00000000072FA000-memory.dmp

Filesize
40KB

Download
memory/932-58-0x00000000745B0000-0x0000000074D61000-memory.dmp

Filesize
7.7MB

Download
memory/932-55-0x00000000075B0000-0x00000000075B8000-memory.dmp

Filesize
32KB

Download
memory/932-53-0x00000000074C0000-0x00000000074D5000-memory.dmp

Filesize
84KB

Download
memory/932-54-0x00000000075C0000-0x00000000075DA000-memory.dmp

Filesize
104KB

Download
memory/932-52-0x00000000074B0000-0x00000000074BE000-memory.dmp

Filesize
56KB

Download
memory/932-16-0x0000000002710000-0x0000000002746000-memory.dmp

Filesize
216KB

Download
memory/932-17-0x00000000745B0000-0x0000000074D61000-memory.dmp

Filesize
7.7MB

Download
memory/932-51-0x0000000007480000-0x0000000007491000-memory.dmp

Filesize
68KB

Download
memory/932-19-0x0000000005250000-0x000000000587A000-memory.dmp

Filesize
6.2MB

Download
memory/932-20-0x00000000058B0000-0x00000000058D2000-memory.dmp

Filesize
136KB

Download
memory/932-21-0x0000000005970000-0x00000000059D6000-memory.dmp

Filesize
408KB

Download
memory/932-50-0x0000000007500000-0x0000000007596000-memory.dmp

Filesize
600KB

Download
memory/932-47-0x00000000078C0000-0x0000000007F3A000-memory.dmp

Filesize
6.5MB

Download
memory/932-31-0x0000000005B40000-0x0000000005E97000-memory.dmp

Filesize
3.3MB

Download
memory/932-32-0x00000000745B0000-0x0000000074D61000-memory.dmp

Filesize
7.7MB

Download
memory/932-33-0x0000000005F20000-0x0000000005F3E000-memory.dmp

Filesize
120KB

Download
memory/932-34-0x0000000005F60000-0x0000000005FAC000-memory.dmp

Filesize
304KB

Download
memory/932-35-0x00000000070D0000-0x0000000007104000-memory.dmp

Filesize
208KB

Download
memory/932-46-0x0000000007120000-0x00000000071C4000-memory.dmp

Filesize
656KB

Download
memory/932-45-0x00000000070B0000-0x00000000070CE000-memory.dmp

Filesize
120KB

Download
memory/932-48-0x0000000007270000-0x000000000728A000-memory.dmp

Filesize
104KB

Download
memory/5016-0-0x00000000745BE000-0x00000000745BF000-memory.dmp

Filesize
4KB

Download
memory/5016-3-0x0000000004BB0000-0x0000000004C42000-memory.dmp

Filesize
584KB

Download
memory/5016-9-0x00000000745B0000-0x0000000074D61000-memory.dmp

Filesize
7.7MB

Download
memory/5016-4-0x0000000004D40000-0x0000000004D4A000-memory.dmp

Filesize
40KB

Download
memory/5016-5-0x00000000745B0000-0x0000000074D61000-memory.dmp

Filesize
7.7MB

Download
memory/5016-6-0x0000000004E10000-0x0000000004EAC000-memory.dmp

Filesize
624KB

Download
memory/5016-14-0x00000000745B0000-0x0000000074D61000-memory.dmp

Filesize
7.7MB

Download
memory/5016-7-0x0000000004DF0000-0x0000000004E02000-memory.dmp

Filesize
72KB

Download
memory/5016-8-0x00000000745BE000-0x00000000745BF000-memory.dmp

Filesize
4KB

Download
memory/5016-10-0x0000000005930000-0x00000000059B6000-memory.dmp

Filesize
536KB

Download
memory/5016-2-0x00000000050C0000-0x0000000005666000-memory.dmp

Filesize
5.6MB

Download
memory/5016-1-0x0000000000020000-0x00000000000E2000-memory.dmp

Filesize
776KB

Download