agenttesla | cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec

Analysis

max time kernel
137s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20231127-en
resource tags

arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
submitted
13-12-2023 01:02

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General

Target

cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe
Size

868KB
MD5

cf262eb3fb280d9eb218f99c724437ce
SHA1

ae94b55f84ddf2509d020ef59f7b81c04c524443
SHA256

cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec
SHA512

91019817d84976bbb1d651212b00f741e80aa3b57edfceba093c8ab7f2e27f24a49edadb968dffc21e432395933e34e74d628ff5cb69266702c054dce45cf566
SSDEEP

12288:0WyzRXfVVacmd2nTDxoxOFR5Lp5KjpuSkbdeBPzzQ8xH0g:nyzR9VTmdKTDWxOdYpQpe

Score

10^/10

agenttesla zgrat keylogger persistence rat spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
xySnlUr9

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
xySnlUr9
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
behavioral2/memory/2892-2-0x0000000004D40000-0x0000000004DE8000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-4-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-5-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-7-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-9-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-11-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-13-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-15-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-17-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-19-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-21-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-23-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-25-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-27-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-29-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-31-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-33-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-35-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-37-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-39-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-43-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-45-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-41-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-49-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-47-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-51-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-53-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-55-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-57-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-59-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-61-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-63-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-65-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1
behavioral2/memory/2892-67-0x0000000004D40000-0x0000000004DE2000-memory.dmp	family_zgrat_v1

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

cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mYdNQj = "C:\\Users\\Admin\\AppData\\Roaming\\mYdNQj\\mYdNQj.exe"	cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.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

44 api.ipify.org
45 api.ipify.org

flow	ioc
44	api.ipify.org
45	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe

description	pid	process	target process
PID 2892 set thread context of 3936	2892	cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe	cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe

pid	process
3936	cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe
3936	cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.execbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe

description	pid	process
Token: SeDebugPrivilege	2892	cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe
Token: SeDebugPrivilege	3936	cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe

pid process

3936 cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe

description	pid	process	target process
PID 2892 wrote to memory of 3936	2892	cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe	cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe
PID 2892 wrote to memory of 3936	2892	cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe	cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe
PID 2892 wrote to memory of 3936	2892	cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe	cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe
PID 2892 wrote to memory of 3936	2892	cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe	cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe
PID 2892 wrote to memory of 3936	2892	cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe	cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe
PID 2892 wrote to memory of 3936	2892	cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe	cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe
PID 2892 wrote to memory of 3936	2892	cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe	cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe
PID 2892 wrote to memory of 3936	2892	cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe	cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe

C:\Users\Admin\AppData\Local\Temp\cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe
"C:\Users\Admin\AppData\Local\Temp\cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2892

C:\Users\Admin\AppData\Local\Temp\cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe
C:\Users\Admin\AppData\Local\Temp\cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3936

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

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\cbfc4a113fb44f752bc2911f4e4cb78c7c03f673061c20ce31bc0c4cff6b85ec.exe.log

Filesize
927B

MD5
ef1b4e3bfd6facbbb8d6a12f5f5e32de

SHA1
8f3ef66bf86f1697c520303c78b11d58165d146f

SHA256
c652040e1a2f251b1b9e69419d6a53a91e850ea48491b3c54c2ff4a4a2907cd1

SHA512
b6329c2a18217008c5e3544313cd1c7135468c5fb45e5104b9fa2f55a1f14804e66b6b9afcaa8e813cb522f536c06dba32f3afd469c4958a7c57d7df4c0e7315

Download Submit
memory/2892-0-0x0000000074A60000-0x0000000075210000-memory.dmp

Filesize
7.7MB

Download
memory/2892-1-0x0000000000260000-0x0000000000340000-memory.dmp

Filesize
896KB

Download
memory/2892-2-0x0000000004D40000-0x0000000004DE8000-memory.dmp

Filesize
672KB

Download
memory/2892-3-0x0000000004D30000-0x0000000004D40000-memory.dmp

Filesize
64KB

Download
memory/2892-4-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-5-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-7-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-9-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-11-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-13-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-15-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-17-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-19-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-21-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-23-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-25-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-27-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-29-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-31-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-33-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-35-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-37-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-39-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-43-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-45-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-41-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-49-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-47-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-51-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-53-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-55-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-57-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-59-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-61-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-63-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-65-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-67-0x0000000004D40000-0x0000000004DE2000-memory.dmp

Filesize
648KB

Download
memory/2892-926-0x0000000004CD0000-0x0000000004CD1000-memory.dmp

Filesize
4KB

Download
memory/2892-927-0x0000000004E10000-0x0000000004E52000-memory.dmp

Filesize
264KB

Download
memory/2892-928-0x0000000004E80000-0x0000000004ECC000-memory.dmp

Filesize
304KB

Download
memory/2892-929-0x0000000005850000-0x0000000005DF4000-memory.dmp

Filesize
5.6MB

Download
memory/2892-935-0x0000000074A60000-0x0000000075210000-memory.dmp

Filesize
7.7MB

Download
memory/3936-933-0x0000000074A60000-0x0000000075210000-memory.dmp

Filesize
7.7MB

Download
memory/3936-934-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3936-936-0x0000000004EF0000-0x0000000004F00000-memory.dmp

Filesize
64KB

Download
memory/3936-937-0x0000000005000000-0x0000000005066000-memory.dmp

Filesize
408KB

Download
memory/3936-940-0x0000000006650000-0x00000000066A0000-memory.dmp

Filesize
320KB

Download
memory/3936-941-0x0000000006740000-0x00000000067DC000-memory.dmp

Filesize
624KB

Download
memory/3936-942-0x0000000006880000-0x0000000006912000-memory.dmp

Filesize
584KB

Download
memory/3936-943-0x0000000006820000-0x000000000682A000-memory.dmp

Filesize
40KB

Download
memory/3936-944-0x0000000074A60000-0x0000000075210000-memory.dmp

Filesize
7.7MB

Download
memory/3936-945-0x0000000004EF0000-0x0000000004F00000-memory.dmp

Filesize
64KB

Download