agenttesla | 717374926f2d2a078ef2a541497ce30e7a0283add5b111251ec8a41ecd200bb2

Analysis

max time kernel
148s
max time network
145s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
11-03-2024 11:07

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General

Target

Pago Transferencias 7821330877.exe
Size

802KB
MD5

c98a5eeb0b442feef1b8d967c396277d
SHA1

40b940bad5f21625427ce988fb9c086f95f6b0e2
SHA256

717374926f2d2a078ef2a541497ce30e7a0283add5b111251ec8a41ecd200bb2
SHA512

e3b1b75cb79ee42ef2c54b2ce2b543aeab8f529c66d8eda063dbab83238658244ab8d532c015cc0a15a9eccd390e8818e5030fdd72b05c8302222143990229c0
SSDEEP

12288:51nnU0REibppIBDPM6ysl7tQg9uK+z7oXZGwBQv4qbmDq/+FxwRty354yh:Tnfrb3IBLWmtF9u1cfWvNh/katyp4o

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.ardsmmm.com
Port:
587
Username:
[email protected]
Password:
Ard2015**
Email To:
[email protected]

Signatures

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

Loads dropped DLL 1 IoCs

pid	Process
2032	Pago Transferencias 7821330877.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

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
3	drive.google.com
5	drive.google.com

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\balancevelsen\xylotrya\clunkier.mis	Pago Transferencias 7821330877.exe

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
832	Pago Transferencias 7821330877.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2032	Pago Transferencias 7821330877.exe
832	Pago Transferencias 7821330877.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2032 set thread context of 832	2032	Pago Transferencias 7821330877.exe	28

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Common Files\catatonias\unknotted\enetageshusets.lnk	Pago Transferencias 7821330877.exe

Drops file in Windows directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\vindstdet\raketvrnssystemers\reffelt\enactments\cirkapriser\uniformitarian.ini	Pago Transferencias 7821330877.exe
File opened for modification	C:\Windows\resources\moistened\Taxman171\lapsided\franzs.Ska	Pago Transferencias 7821330877.exe
File opened for modification	C:\Windows\resources\0409\throughither\Inadequacy99\frottehaandkldets.ini	Pago Transferencias 7821330877.exe
File opened for modification	C:\Windows\sociologies\overlgge\ghastlily\riversider\sado.Fae158	Pago Transferencias 7821330877.exe
File opened for modification	C:\Windows\resources\0409\Skrupgrinendes72\handyrenes\Nougats\Rammage3\abekattens\Posterioristic56\Khazenim.ini	Pago Transferencias 7821330877.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
832	Pago Transferencias 7821330877.exe
832	Pago Transferencias 7821330877.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2032	Pago Transferencias 7821330877.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	832	Pago Transferencias 7821330877.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2032 wrote to memory of 832	2032	Pago Transferencias 7821330877.exe	28
PID 2032 wrote to memory of 832	2032	Pago Transferencias 7821330877.exe	28
PID 2032 wrote to memory of 832	2032	Pago Transferencias 7821330877.exe	28
PID 2032 wrote to memory of 832	2032	Pago Transferencias 7821330877.exe	28
PID 2032 wrote to memory of 832	2032	Pago Transferencias 7821330877.exe	28
PID 2032 wrote to memory of 832	2032	Pago Transferencias 7821330877.exe	28

C:\Users\Admin\AppData\Local\Temp\Pago Transferencias 7821330877.exe
"C:\Users\Admin\AppData\Local\Temp\Pago Transferencias 7821330877.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2032
- C:\Users\Admin\AppData\Local\Temp\Pago Transferencias 7821330877.exe
  "C:\Users\Admin\AppData\Local\Temp\Pago Transferencias 7821330877.exe"
  2⤵
  - Suspicious use of NtCreateThreadExHideFromDebugger
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:832

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

Credentials in Registry

T1552.002

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\nsi1824.tmp\System.dll

Filesize
12KB

MD5
acd12e950b2ced1b5690f682d2c15b25

SHA1
639a1d0aaf669896377074281186cb6372811fd6

SHA256
6a28f1529bd59bc04f0519e086d2946ec4f09f5e4e6f30d2afb3c3585001dccf

SHA512
131bd07208d2d8c18ee9da36ce95e3c4a8d8acbb55fa96fc5a0affbc1d6e6b0ca733e9dd70ef1d5a0e15f91d88dbe1fe2c0656ea80b5a51e536ac54ab53110b4

Download Submit
memory/832-16-0x0000000077600000-0x00000000777A9000-memory.dmp

Filesize
1.7MB

Download
memory/832-17-0x0000000077826000-0x0000000077827000-memory.dmp

Filesize
4KB

Download
memory/832-18-0x00000000004C0000-0x0000000001522000-memory.dmp

Filesize
16.4MB

Download
memory/832-40-0x00000000004C0000-0x0000000001522000-memory.dmp

Filesize
16.4MB

Download
memory/832-41-0x00000000777F0000-0x00000000778C6000-memory.dmp

Filesize
856KB

Download
memory/832-42-0x00000000004C0000-0x0000000000500000-memory.dmp

Filesize
256KB

Download
memory/832-43-0x00000000719D0000-0x00000000720BE000-memory.dmp

Filesize
6.9MB

Download
memory/832-46-0x00000000719D0000-0x00000000720BE000-memory.dmp

Filesize
6.9MB

Download
memory/2032-13-0x0000000077600000-0x00000000777A9000-memory.dmp

Filesize
1.7MB

Download
memory/2032-14-0x00000000777F0000-0x00000000778C6000-memory.dmp

Filesize
856KB

Download
memory/2032-15-0x0000000074B10000-0x0000000074B17000-memory.dmp

Filesize
28KB

Download