agenttesla | 230a1efb69163ca1bc9bfbf2343b48eb4dbb0263860fcd48e8ae577c08754c16

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
13-12-2023 01:02

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General

Target

payment slip copy.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

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
behavioral1/memory/1164-2-0x00000000045A0000-0x0000000004648000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-4-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-5-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-9-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-7-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-11-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-13-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-15-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-17-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-19-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-23-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-25-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-21-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-29-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-31-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-35-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-37-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-33-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-27-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-43-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-47-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-53-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-57-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-55-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-51-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-49-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-59-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-45-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-61-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-41-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-63-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-39-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-65-0x00000000045A0000-0x0000000004642000-memory.dmp	family_zgrat_v1
behavioral1/memory/1164-67-0x00000000045A0000-0x0000000004642000-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:

payment slip copy.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000\Software\Microsoft\Windows\CurrentVersion\Run\mYdNQj = "C:\\Users\\Admin\\AppData\\Roaming\\mYdNQj\\mYdNQj.exe"	payment slip copy.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
5 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

payment slip copy.exe

description pid process target process

PID 1164 set thread context of 1900 1164 payment slip copy.exe payment slip copy.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

payment slip copy.exe

pid process

1900 payment slip copy.exe
1900 payment slip copy.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

payment slip copy.exepayment slip copy.exe

description pid process

Token: SeDebugPrivilege 1164 payment slip copy.exe
Token: SeDebugPrivilege 1900 payment slip copy.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

payment slip copy.exe

pid process

1900 payment slip copy.exe

flow	ioc
4	api.ipify.org
5	api.ipify.org

description	pid	process	target process
PID 1164 set thread context of 1900	1164	payment slip copy.exe	payment slip copy.exe

pid	process
1900	payment slip copy.exe
1900	payment slip copy.exe

description	pid	process
Token: SeDebugPrivilege	1164	payment slip copy.exe
Token: SeDebugPrivilege	1900	payment slip copy.exe

pid	process
1900	payment slip copy.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

payment slip copy.exe

description	pid	process	target process
PID 1164 wrote to memory of 1900	1164	payment slip copy.exe	payment slip copy.exe
PID 1164 wrote to memory of 1900	1164	payment slip copy.exe	payment slip copy.exe
PID 1164 wrote to memory of 1900	1164	payment slip copy.exe	payment slip copy.exe
PID 1164 wrote to memory of 1900	1164	payment slip copy.exe	payment slip copy.exe
PID 1164 wrote to memory of 1900	1164	payment slip copy.exe	payment slip copy.exe
PID 1164 wrote to memory of 1900	1164	payment slip copy.exe	payment slip copy.exe
PID 1164 wrote to memory of 1900	1164	payment slip copy.exe	payment slip copy.exe
PID 1164 wrote to memory of 1900	1164	payment slip copy.exe	payment slip copy.exe
PID 1164 wrote to memory of 1900	1164	payment slip copy.exe	payment slip copy.exe

C:\Users\Admin\AppData\Local\Temp\payment slip copy.exe
"C:\Users\Admin\AppData\Local\Temp\payment slip copy.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1164

C:\Users\Admin\AppData\Local\Temp\payment slip copy.exe
"C:\Users\Admin\AppData\Local\Temp\payment slip copy.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1900

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

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Downloads

memory/1164-0-0x00000000010C0000-0x00000000011A0000-memory.dmp

Filesize
896KB

Download
memory/1164-1-0x00000000749C0000-0x00000000750AE000-memory.dmp

Filesize
6.9MB

Download
memory/1164-2-0x00000000045A0000-0x0000000004648000-memory.dmp

Filesize
672KB

Download
memory/1164-3-0x0000000004B10000-0x0000000004B50000-memory.dmp

Filesize
256KB

Download
memory/1164-4-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-5-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-9-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-7-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-11-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-13-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-15-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-17-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-19-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-23-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-25-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-21-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-29-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-31-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-35-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-37-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-33-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-27-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-43-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-47-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-53-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-57-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-55-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-51-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-49-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-59-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-45-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-61-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-41-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-63-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-39-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-65-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-67-0x00000000045A0000-0x0000000004642000-memory.dmp

Filesize
648KB

Download
memory/1164-926-0x0000000000380000-0x0000000000381000-memory.dmp

Filesize
4KB

Download
memory/1164-927-0x0000000000520000-0x0000000000562000-memory.dmp

Filesize
264KB

Download
memory/1164-928-0x0000000000AD0000-0x0000000000B1C000-memory.dmp

Filesize
304KB

Download
memory/1164-937-0x00000000749C0000-0x00000000750AE000-memory.dmp

Filesize
6.9MB

Download
memory/1900-941-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1900-942-0x0000000074940000-0x000000007502E000-memory.dmp

Filesize
6.9MB

Download
memory/1900-943-0x0000000004D10000-0x0000000004D50000-memory.dmp

Filesize
256KB

Download
memory/1900-946-0x0000000074940000-0x000000007502E000-memory.dmp

Filesize
6.9MB

Download
memory/1900-947-0x0000000004D10000-0x0000000004D50000-memory.dmp

Filesize
256KB

Download