agenttesla | c8052ad8ff1118aa8a367e8b3b6040d604ffcd7108e7553c072012c5e062698e

Analysis

max time kernel
122s
max time network
138s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
14-05-2024 05:26

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General

Target

Copy#501326617.exe
Size

248KB
MD5

a7ee4bf397ac471b6e818964bc9f518a
SHA1

a042a85d36f52537aa7ed433bdf641dcd81d7cfa
SHA256

c8052ad8ff1118aa8a367e8b3b6040d604ffcd7108e7553c072012c5e062698e
SHA512

3805160ea83e316e71614bbbec2b93fe9d54efb3f8497e53acbb2f44ad24bc19640b526c11824fc4e7e077120613150b97beca83afd1d406d10cc69c80b6a03e
SSDEEP

3072:m6HN1dPKXDENnCDDRvLGyrOAOkGt6+duWA/t/SHUebbxCbGgKk12qk/SPYm21KLV:m6HNCUstvLGxOLbMUsK6sH

Score

10^/10

agenttesla zgrat keylogger persistence rat spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
66.29.151.236
Port:
587
Username:
[email protected]
Password:
s9jjoVvaZchS
Email To:
[email protected]

Signatures

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

Detect ZGRat V1 34 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3008-3-0x0000000008880000-0x0000000008AB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-4-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-5-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-7-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-9-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-11-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-13-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-15-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-17-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-19-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-21-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-23-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-27-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-25-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-67-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-65-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-63-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-61-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-59-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-57-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-55-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-53-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-51-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-49-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-47-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-45-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-43-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-41-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-39-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-37-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-35-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-33-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-31-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/3008-29-0x0000000008880000-0x0000000008AAA000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat
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

Processes:

Copy#501326617.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows\CurrentVersion\Run\savef = "C:\\Users\\Admin\\AppData\\Roaming\\savef.exe"	Copy#501326617.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.

Processes:

flow	ioc
4	api.ipify.org
3	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

Copy#501326617.exe

description	pid	Process	procid_target
PID 3008 set thread context of 2556	3008	Copy#501326617.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Copy#501326617.exe

pid	Process
2556	Copy#501326617.exe
2556	Copy#501326617.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Copy#501326617.exeCopy#501326617.exe

description	pid	Process
Token: SeDebugPrivilege	3008	Copy#501326617.exe
Token: SeDebugPrivilege	3008	Copy#501326617.exe
Token: SeDebugPrivilege	2556	Copy#501326617.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

Copy#501326617.exe

description	pid	Process	procid_target
PID 3008 wrote to memory of 2556	3008	Copy#501326617.exe	28
PID 3008 wrote to memory of 2556	3008	Copy#501326617.exe	28
PID 3008 wrote to memory of 2556	3008	Copy#501326617.exe	28
PID 3008 wrote to memory of 2556	3008	Copy#501326617.exe	28
PID 3008 wrote to memory of 2556	3008	Copy#501326617.exe	28
PID 3008 wrote to memory of 2556	3008	Copy#501326617.exe	28
PID 3008 wrote to memory of 2556	3008	Copy#501326617.exe	28
PID 3008 wrote to memory of 2556	3008	Copy#501326617.exe	28
PID 3008 wrote to memory of 2556	3008	Copy#501326617.exe	28

C:\Users\Admin\AppData\Local\Temp\Copy#501326617.exe
"C:\Users\Admin\AppData\Local\Temp\Copy#501326617.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3008
- C:\Users\Admin\AppData\Local\Temp\Copy#501326617.exe
  "C:\Users\Admin\AppData\Local\Temp\Copy#501326617.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2556

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2556-4913-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/2556-4915-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/2556-4914-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/2556-4912-0x0000000000080000-0x00000000000C2000-memory.dmp

Filesize
264KB

Download
memory/3008-55-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-2-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/3008-7-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-51-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-11-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-13-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-15-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-17-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-19-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-21-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-23-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-27-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-25-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-67-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-65-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-63-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-61-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-4885-0x00000000021C0000-0x000000000222C000-memory.dmp

Filesize
432KB

Download
memory/3008-57-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-4884-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/3008-0-0x000000007405E000-0x000000007405F000-memory.dmp

Filesize
4KB

Download
memory/3008-53-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-9-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-5-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-59-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-49-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-47-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-45-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-43-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-41-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-39-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-37-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-35-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-33-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-31-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-29-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-4887-0x000000007405E000-0x000000007405F000-memory.dmp

Filesize
4KB

Download
memory/3008-4888-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/3008-4889-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/3008-4890-0x0000000004980000-0x00000000049D4000-memory.dmp

Filesize
336KB

Download
memory/3008-4-0x0000000008880000-0x0000000008AAA000-memory.dmp

Filesize
2.2MB

Download
memory/3008-3-0x0000000008880000-0x0000000008AB0000-memory.dmp

Filesize
2.2MB

Download
memory/3008-4911-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/3008-4886-0x0000000004F50000-0x0000000004F9C000-memory.dmp

Filesize
304KB

Download
memory/3008-1-0x0000000000920000-0x0000000000960000-memory.dmp

Filesize
256KB

Download