agenttesla | d92da33493917017ff937789890dfacd02c22671abd9ea8c196ea9dfd90f3a72

General

Target

Purchaselist_january2024.exe
Size

673KB
MD5

b61753a6ba84f4688875f9c07d039604
SHA1

e22f5af6b9fbbd7c8a054959f15cd37de2eda8c0
SHA256

d92da33493917017ff937789890dfacd02c22671abd9ea8c196ea9dfd90f3a72
SHA512

7b916fa10ed2e4214f6853086b319d9408d7470fd4d1a119de171f7e31193383d76432b529c456227cc3f5e07aafb30db6ac89885c515462eeb7f86f5066b700
SSDEEP

12288:e1G+4WpAEvy9i9cHpLoKY0otrztmzsw61l3sg1+YOoTOanF+:IpAE79Sop0ot9mQwmlT+YOoSa

Score

10^/10

agenttesla zgrat keylogger persistence rat spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6631345683:AAG0KAitVqlRPe3J9NARhlF8IRjRjuxDyK8/

Signatures

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

Detect ZGRat V1 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2236-3-0x0000000000600000-0x0000000000618000-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:

Purchaselist_january2024.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000\Software\Microsoft\Windows\CurrentVersion\Run\gPBva = "C:\\Users\\Admin\\AppData\\Roaming\\gPBva\\gPBva.exe"	Purchaselist_january2024.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

4 api.ipify.org
5 api.ipify.org
6 ip-api.com
Suspicious use of SetThreadContext 1 IoCs

Processes:

Purchaselist_january2024.exe

description pid process target process

PID 2236 set thread context of 2488 2236 Purchaselist_january2024.exe Purchaselist_january2024.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Purchaselist_january2024.exe

pid process

2488 Purchaselist_january2024.exe
2488 Purchaselist_january2024.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Purchaselist_january2024.exe

description pid process

Token: SeDebugPrivilege 2488 Purchaselist_january2024.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Purchaselist_january2024.exe

pid process

2488 Purchaselist_january2024.exe

flow	ioc
4	api.ipify.org
5	api.ipify.org
6	ip-api.com

description	pid	process	target process
PID 2236 set thread context of 2488	2236	Purchaselist_january2024.exe	Purchaselist_january2024.exe

pid	process
2488	Purchaselist_january2024.exe
2488	Purchaselist_january2024.exe

description	pid	process
Token: SeDebugPrivilege	2488	Purchaselist_january2024.exe

pid	process
2488	Purchaselist_january2024.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

Purchaselist_january2024.exe

description	pid	process	target process
PID 2236 wrote to memory of 2488	2236	Purchaselist_january2024.exe	Purchaselist_january2024.exe
PID 2236 wrote to memory of 2488	2236	Purchaselist_january2024.exe	Purchaselist_january2024.exe
PID 2236 wrote to memory of 2488	2236	Purchaselist_january2024.exe	Purchaselist_january2024.exe
PID 2236 wrote to memory of 2488	2236	Purchaselist_january2024.exe	Purchaselist_january2024.exe
PID 2236 wrote to memory of 2488	2236	Purchaselist_january2024.exe	Purchaselist_january2024.exe
PID 2236 wrote to memory of 2488	2236	Purchaselist_january2024.exe	Purchaselist_january2024.exe
PID 2236 wrote to memory of 2488	2236	Purchaselist_january2024.exe	Purchaselist_january2024.exe
PID 2236 wrote to memory of 2488	2236	Purchaselist_january2024.exe	Purchaselist_january2024.exe
PID 2236 wrote to memory of 2488	2236	Purchaselist_january2024.exe	Purchaselist_january2024.exe

C:\Users\Admin\AppData\Local\Temp\Purchaselist_january2024.exe
"C:\Users\Admin\AppData\Local\Temp\Purchaselist_january2024.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2236

C:\Users\Admin\AppData\Local\Temp\Purchaselist_january2024.exe
"C:\Users\Admin\AppData\Local\Temp\Purchaselist_january2024.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2488

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

3

T1552

Credentials In Files

3

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/2236-1-0x0000000074160000-0x000000007484E000-memory.dmp

Filesize
6.9MB

Download
memory/2236-0-0x0000000000300000-0x00000000003AE000-memory.dmp

Filesize
696KB

Download
memory/2236-2-0x0000000004D80000-0x0000000004DC0000-memory.dmp

Filesize
256KB

Download
memory/2236-3-0x0000000000600000-0x0000000000618000-memory.dmp

Filesize
96KB

Download
memory/2236-4-0x0000000000410000-0x0000000000418000-memory.dmp

Filesize
32KB

Download
memory/2236-5-0x0000000000720000-0x000000000072A000-memory.dmp

Filesize
40KB

Download
memory/2236-6-0x00000000051B0000-0x000000000522E000-memory.dmp

Filesize
504KB

Download
memory/2236-16-0x0000000074160000-0x000000007484E000-memory.dmp

Filesize
6.9MB

Download
memory/2488-11-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2488-10-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2488-9-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2488-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2488-14-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2488-7-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2488-17-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2488-19-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2488-21-0x0000000004A90000-0x0000000004AD0000-memory.dmp

Filesize
256KB

Download
memory/2488-20-0x00000000740E0000-0x00000000747CE000-memory.dmp

Filesize
6.9MB

Download
memory/2488-23-0x00000000740E0000-0x00000000747CE000-memory.dmp

Filesize
6.9MB

Download
memory/2488-24-0x0000000004A90000-0x0000000004AD0000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads