agenttesla | 8454cec2db70108b4a762426094dc3329e5aee7551c6895851979290f3016fab

General

Target

INVOICE-1025PDF.exe
Size

205KB
MD5

046441515f9cdbc0030ba43b662f7e27
SHA1

f4fefc099868f89b801a5f72f5bd9c71feba5b50
SHA256

8454cec2db70108b4a762426094dc3329e5aee7551c6895851979290f3016fab
SHA512

a92ce19e66c505baf861651b65269857c6ebb5cd383f8c517f4b4f0b00f992faa99dec81eeca286485633d54c49a1d6b7fadc44ddf024f06cda96a5cdcf34296
SSDEEP

3072:bqNnCDDRvLGprOAOkGt6+duWA/t/SHUebbxCbGgKk12qk/FPYm21KLbDoUssNXN6:astvLGcxLbMUMK2hH

Score

10^/10

agenttesla zgrat keylogger persistence rat spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
66.29.151.236
Port:
587
Username:
[email protected]
Password:
YuWsikfV67lD

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
66.29.151.236
Port:
587
Username:
[email protected]
Password:
YuWsikfV67lD
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/4288-3-0x0000000006FE0000-0x0000000007210000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-15-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-13-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-17-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-47-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-35-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-33-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-31-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-29-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-27-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-25-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-23-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-21-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-19-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-11-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-9-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-7-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-6-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-61-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-69-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-67-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-65-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-63-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-59-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-57-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-55-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-53-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-51-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-49-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-45-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-43-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-41-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-39-0x0000000006FE0000-0x0000000007209000-memory.dmp	family_zgrat_v1
behavioral2/memory/4288-37-0x0000000006FE0000-0x0000000007209000-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:

INVOICE-1025PDF.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\savef = "C:\\Users\\Admin\\AppData\\Roaming\\savef.exe"	INVOICE-1025PDF.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

19 api.ipify.org
20 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

INVOICE-1025PDF.exe

description pid process target process

PID 4288 set thread context of 4160 4288 INVOICE-1025PDF.exe INVOICE-1025PDF.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

INVOICE-1025PDF.exe

pid process

4160 INVOICE-1025PDF.exe
4160 INVOICE-1025PDF.exe

flow	ioc
19	api.ipify.org
20	api.ipify.org

description	pid	process	target process
PID 4288 set thread context of 4160	4288	INVOICE-1025PDF.exe	INVOICE-1025PDF.exe

pid	process
4160	INVOICE-1025PDF.exe
4160	INVOICE-1025PDF.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

INVOICE-1025PDF.exeINVOICE-1025PDF.exe

description	pid	process
Token: SeDebugPrivilege	4288	INVOICE-1025PDF.exe
Token: SeDebugPrivilege	4288	INVOICE-1025PDF.exe
Token: SeDebugPrivilege	4160	INVOICE-1025PDF.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

INVOICE-1025PDF.exe

description	pid	process	target process
PID 4288 wrote to memory of 4160	4288	INVOICE-1025PDF.exe	INVOICE-1025PDF.exe
PID 4288 wrote to memory of 4160	4288	INVOICE-1025PDF.exe	INVOICE-1025PDF.exe
PID 4288 wrote to memory of 4160	4288	INVOICE-1025PDF.exe	INVOICE-1025PDF.exe
PID 4288 wrote to memory of 4160	4288	INVOICE-1025PDF.exe	INVOICE-1025PDF.exe
PID 4288 wrote to memory of 4160	4288	INVOICE-1025PDF.exe	INVOICE-1025PDF.exe
PID 4288 wrote to memory of 4160	4288	INVOICE-1025PDF.exe	INVOICE-1025PDF.exe
PID 4288 wrote to memory of 4160	4288	INVOICE-1025PDF.exe	INVOICE-1025PDF.exe
PID 4288 wrote to memory of 4160	4288	INVOICE-1025PDF.exe	INVOICE-1025PDF.exe

C:\Users\Admin\AppData\Local\Temp\INVOICE-1025PDF.exe
"C:\Users\Admin\AppData\Local\Temp\INVOICE-1025PDF.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4288

C:\Users\Admin\AppData\Local\Temp\INVOICE-1025PDF.exe
"C:\Users\Admin\AppData\Local\Temp\INVOICE-1025PDF.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4160

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\INVOICE-1025PDF.exe.log
Filesize
1KB

MD5
f3eb81974dc5933681e933f07209ff5f

SHA1
7af8cae0f1d03e82daaf784df9886705685baac7

SHA256
e82069884dd428bd6a1c67fe00c5fa56f9c4d62b538b694694a699588f1f4ab2

SHA512
d9aa3871dffb76c8a73a7940fa03bbc9b65cf575cbd07f7c1fbf490cb0f3d670415eaef0bf79e34689f61ab3cdfbb104efdef004becc12e54b501f02f948aaff

Download Submit
memory/4160-4898-0x0000000075140000-0x00000000758F0000-memory.dmp

Filesize
7.7MB

Download
memory/4160-4899-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/4160-4900-0x0000000005A20000-0x0000000005A86000-memory.dmp

Filesize
408KB

Download
memory/4160-4901-0x0000000075140000-0x00000000758F0000-memory.dmp

Filesize
7.7MB

Download
memory/4160-4905-0x0000000075140000-0x00000000758F0000-memory.dmp

Filesize
7.7MB

Download
memory/4160-4904-0x0000000007240000-0x000000000724A000-memory.dmp

Filesize
40KB

Download
memory/4160-4903-0x0000000007190000-0x000000000722C000-memory.dmp

Filesize
624KB

Download
memory/4160-4902-0x00000000070A0000-0x00000000070F0000-memory.dmp

Filesize
320KB

Download
memory/4288-61-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-63-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-15-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-13-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-17-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-47-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-35-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-33-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-31-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-29-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-27-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-25-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-23-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-21-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-19-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-11-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-9-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-7-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-6-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-4-0x00000000077C0000-0x0000000007D64000-memory.dmp

Filesize
5.6MB

Download
memory/4288-69-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-67-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-65-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-5-0x00000000072B0000-0x0000000007342000-memory.dmp

Filesize
584KB

Download
memory/4288-59-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-57-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-55-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-53-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-51-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-49-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-45-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-43-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-41-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-39-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-37-0x0000000006FE0000-0x0000000007209000-memory.dmp

Filesize
2.2MB

Download
memory/4288-4886-0x0000000075140000-0x00000000758F0000-memory.dmp

Filesize
7.7MB

Download
memory/4288-4888-0x0000000005B60000-0x0000000005BAC000-memory.dmp

Filesize
304KB

Download
memory/4288-4887-0x0000000005AD0000-0x0000000005B3C000-memory.dmp

Filesize
432KB

Download
memory/4288-4889-0x000000007514E000-0x000000007514F000-memory.dmp

Filesize
4KB

Download
memory/4288-3-0x0000000006FE0000-0x0000000007210000-memory.dmp

Filesize
2.2MB

Download
memory/4288-2-0x0000000075140000-0x00000000758F0000-memory.dmp

Filesize
7.7MB

Download
memory/4288-1-0x0000000000370000-0x00000000003A6000-memory.dmp

Filesize
216KB

Download
memory/4288-0-0x000000007514E000-0x000000007514F000-memory.dmp

Filesize
4KB

Download
memory/4288-4890-0x0000000075140000-0x00000000758F0000-memory.dmp

Filesize
7.7MB

Download
memory/4288-4891-0x0000000075140000-0x00000000758F0000-memory.dmp

Filesize
7.7MB

Download
memory/4288-4892-0x0000000005BB0000-0x0000000005C04000-memory.dmp

Filesize
336KB

Download
memory/4288-4897-0x0000000075140000-0x00000000758F0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads