agenttesla | e623db7ce7f2a3ddd3e5b4571f75a4b20b4fd69d8680d19a4e6506730ee2c81d

Analysis

max time kernel
117s
max time network
138s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
15-05-2024 11:25

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General

Target

MT_078410_00_032.exe
Size

2.4MB
MD5

765a94a7bedd69fb57e562b5c6537db9
SHA1

bd62eccc3009b043512aa2e6a1297875c613760e
SHA256

e623db7ce7f2a3ddd3e5b4571f75a4b20b4fd69d8680d19a4e6506730ee2c81d
SHA512

ea2fb18aeebd2038d9db10d75023ed747802ccd2bf20163cce4a89be26113f08a019c9e19088747bc182ca4317390bb2b50ff01cb6fd52361ff2c16219673f91
SSDEEP

49152:rd1ccJyl0yJDpXoYir/atre3KGthcMrXcdLobjrXGGS:rJO0G54+K3KGthVrEL3GS

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:
d9GOyTceXsMT
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/1680-2-0x0000000004D80000-0x0000000004FB0000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-3-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-6-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-4-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-10-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-18-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-26-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-46-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-44-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-42-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-40-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-38-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-36-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-34-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-32-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-30-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-28-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-24-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-22-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-20-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-16-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-14-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-12-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-8-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-52-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-66-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-64-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-62-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-60-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-58-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-56-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-54-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-50-0x0000000004D80000-0x0000000004FAB000-memory.dmp	family_zgrat_v1
behavioral1/memory/1680-48-0x0000000004D80000-0x0000000004FAB000-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:

MT_078410_00_032.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Windows\CurrentVersion\Run\kcsof = "C:\\Users\\Admin\\AppData\\Roaming\\kcsof.exe"	MT_078410_00_032.exe

Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

2 api.ipify.org
3 api.ipify.org
4 ip-api.com
Suspicious use of SetThreadContext 1 IoCs

Processes:

MT_078410_00_032.exe

description pid process target process

PID 1680 set thread context of 3304 1680 MT_078410_00_032.exe MT_078410_00_032.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

MT_078410_00_032.exe

pid process

3304 MT_078410_00_032.exe
3304 MT_078410_00_032.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

MT_078410_00_032.exeMT_078410_00_032.exe

description pid process

Token: SeDebugPrivilege 1680 MT_078410_00_032.exe
Token: SeDebugPrivilege 1680 MT_078410_00_032.exe
Token: SeDebugPrivilege 3304 MT_078410_00_032.exe

flow	ioc
2	api.ipify.org
3	api.ipify.org
4	ip-api.com

description	pid	process	target process
PID 1680 set thread context of 3304	1680	MT_078410_00_032.exe	MT_078410_00_032.exe

pid	process
3304	MT_078410_00_032.exe
3304	MT_078410_00_032.exe

description	pid	process
Token: SeDebugPrivilege	1680	MT_078410_00_032.exe
Token: SeDebugPrivilege	1680	MT_078410_00_032.exe
Token: SeDebugPrivilege	3304	MT_078410_00_032.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

MT_078410_00_032.exe

description	pid	process	target process
PID 1680 wrote to memory of 3304	1680	MT_078410_00_032.exe	MT_078410_00_032.exe
PID 1680 wrote to memory of 3304	1680	MT_078410_00_032.exe	MT_078410_00_032.exe
PID 1680 wrote to memory of 3304	1680	MT_078410_00_032.exe	MT_078410_00_032.exe
PID 1680 wrote to memory of 3304	1680	MT_078410_00_032.exe	MT_078410_00_032.exe
PID 1680 wrote to memory of 3304	1680	MT_078410_00_032.exe	MT_078410_00_032.exe
PID 1680 wrote to memory of 3304	1680	MT_078410_00_032.exe	MT_078410_00_032.exe
PID 1680 wrote to memory of 3304	1680	MT_078410_00_032.exe	MT_078410_00_032.exe
PID 1680 wrote to memory of 3304	1680	MT_078410_00_032.exe	MT_078410_00_032.exe
PID 1680 wrote to memory of 3304	1680	MT_078410_00_032.exe	MT_078410_00_032.exe

C:\Users\Admin\AppData\Local\Temp\MT_078410_00_032.exe
"C:\Users\Admin\AppData\Local\Temp\MT_078410_00_032.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1680

C:\Users\Admin\AppData\Local\Temp\MT_078410_00_032.exe
"C:\Users\Admin\AppData\Local\Temp\MT_078410_00_032.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3304

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

memory/1680-16-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-4888-0x0000000001260000-0x00000000012B4000-memory.dmp

Filesize
336KB

Download
memory/1680-2-0x0000000004D80000-0x0000000004FB0000-memory.dmp

Filesize
2.2MB

Download
memory/1680-3-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-6-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-4-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-10-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-18-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-26-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-46-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-44-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-42-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-40-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-38-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-36-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-34-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-32-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-30-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-28-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-24-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-22-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-20-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-0-0x0000000074A2E000-0x0000000074A2F000-memory.dmp

Filesize
4KB

Download
memory/1680-1-0x0000000001360000-0x00000000015C8000-memory.dmp

Filesize
2.4MB

Download
memory/1680-66-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-8-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-52-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-12-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-64-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-62-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-60-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-58-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-56-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-54-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-50-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-48-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-4884-0x0000000004BA0000-0x0000000004BEC000-memory.dmp

Filesize
304KB

Download
memory/1680-4883-0x00000000010A0000-0x000000000110C000-memory.dmp

Filesize
432KB

Download
memory/1680-4885-0x0000000074A20000-0x000000007510E000-memory.dmp

Filesize
6.9MB

Download
memory/1680-4886-0x0000000074A2E000-0x0000000074A2F000-memory.dmp

Filesize
4KB

Download
memory/1680-4887-0x0000000074A20000-0x000000007510E000-memory.dmp

Filesize
6.9MB

Download
memory/1680-14-0x0000000004D80000-0x0000000004FAB000-memory.dmp

Filesize
2.2MB

Download
memory/1680-4910-0x0000000074A20000-0x000000007510E000-memory.dmp

Filesize
6.9MB

Download
memory/3304-4911-0x0000000074A20000-0x000000007510E000-memory.dmp

Filesize
6.9MB

Download
memory/3304-4912-0x0000000000080000-0x00000000000C2000-memory.dmp

Filesize
264KB

Download
memory/3304-4913-0x0000000074A20000-0x000000007510E000-memory.dmp

Filesize
6.9MB

Download
memory/3304-4914-0x0000000074A20000-0x000000007510E000-memory.dmp

Filesize
6.9MB

Download