agenttesla | b84bcb0e09598b3c0cbe743f687e34b8a5126864048da504aa37406f0ffe1d5b

General

Target

Dekont.exe
Size

4.3MB
MD5

7bdae307fc1ff1f771114c1d5a0ebef6
SHA1

e8178de766e4df45677155415d6425f5260da3c8
SHA256

b84bcb0e09598b3c0cbe743f687e34b8a5126864048da504aa37406f0ffe1d5b
SHA512

7ad744b879c570548c667e284c574bdaf38eb2cc7f649012f475e2c5b911a69ab0d9f8caa58940ee43c26777887b2984c130e583305aa5f3e5b6bc090e188fca
SSDEEP

24576:aDJW1P5u0ngg4Q/71W68A05k6+peVq99YvXk6XhMKMVEvZekbJqz6Y3+droBEC:

Score

10^/10

agenttesla zgrat keylogger rat spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.gencoldfire.com
Port:
587
Username:
[email protected]
Password:
mh7B/7[hSO#bYHw1
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/2256-2-0x0000000005ED0000-0x0000000006102000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-3-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-18-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-28-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-26-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-24-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-22-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-20-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-16-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-14-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-12-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-10-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-8-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-6-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-4-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-42-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-52-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-66-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-64-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-62-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-60-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-58-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-56-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-54-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-50-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-48-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-46-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-44-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-40-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-38-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-36-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-34-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-32-0x0000000005ED0000-0x00000000060FB000-memory.dmp	family_zgrat_v1
behavioral1/memory/2256-30-0x0000000005ED0000-0x00000000060FB000-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
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

4 ip-api.com
Suspicious use of SetThreadContext 1 IoCs

Processes:

Dekont.exe

description pid process target process

PID 2256 set thread context of 3204 2256 Dekont.exe Dekont.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Dekont.exe

pid process

3204 Dekont.exe
3204 Dekont.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Dekont.exeDekont.exe

description pid process

Token: SeDebugPrivilege 2256 Dekont.exe
Token: SeDebugPrivilege 2256 Dekont.exe
Token: SeDebugPrivilege 3204 Dekont.exe

flow	ioc
4	ip-api.com

description	pid	process	target process
PID 2256 set thread context of 3204	2256	Dekont.exe	Dekont.exe

pid	process
3204	Dekont.exe
3204	Dekont.exe

description	pid	process
Token: SeDebugPrivilege	2256	Dekont.exe
Token: SeDebugPrivilege	2256	Dekont.exe
Token: SeDebugPrivilege	3204	Dekont.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

Dekont.exe

description	pid	process	target process
PID 2256 wrote to memory of 3204	2256	Dekont.exe	Dekont.exe
PID 2256 wrote to memory of 3204	2256	Dekont.exe	Dekont.exe
PID 2256 wrote to memory of 3204	2256	Dekont.exe	Dekont.exe
PID 2256 wrote to memory of 3204	2256	Dekont.exe	Dekont.exe
PID 2256 wrote to memory of 3204	2256	Dekont.exe	Dekont.exe
PID 2256 wrote to memory of 3204	2256	Dekont.exe	Dekont.exe
PID 2256 wrote to memory of 3204	2256	Dekont.exe	Dekont.exe
PID 2256 wrote to memory of 3204	2256	Dekont.exe	Dekont.exe
PID 2256 wrote to memory of 3204	2256	Dekont.exe	Dekont.exe

C:\Users\Admin\AppData\Local\Temp\Dekont.exe
"C:\Users\Admin\AppData\Local\Temp\Dekont.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2256

C:\Users\Admin\AppData\Local\Temp\Dekont.exe
"C:\Users\Admin\AppData\Local\Temp\Dekont.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3204

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

Loading Replay Monitor...

Downloads

memory/2256-60-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-3-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-2-0x0000000005ED0000-0x0000000006102000-memory.dmp

Filesize
2.2MB

Download
memory/2256-62-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-18-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-28-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-26-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-24-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-22-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-20-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-64-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-14-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-0-0x00000000741FE000-0x00000000741FF000-memory.dmp

Filesize
4KB

Download
memory/2256-10-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-8-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-6-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-4-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-42-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-52-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-66-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-16-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-1-0x00000000009B0000-0x0000000000E0E000-memory.dmp

Filesize
4.4MB

Download
memory/2256-12-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-58-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-56-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-54-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-50-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-48-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-46-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-44-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-40-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-38-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-36-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-34-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-32-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-30-0x0000000005ED0000-0x00000000060FB000-memory.dmp

Filesize
2.2MB

Download
memory/2256-4884-0x0000000002420000-0x000000000246C000-memory.dmp

Filesize
304KB

Download
memory/2256-4883-0x0000000000F00000-0x0000000000F6C000-memory.dmp

Filesize
432KB

Download
memory/2256-4885-0x0000000002680000-0x00000000026D4000-memory.dmp

Filesize
336KB

Download
memory/2256-4902-0x00000000741F0000-0x00000000748DE000-memory.dmp

Filesize
6.9MB

Download
memory/2256-4900-0x00000000741F0000-0x00000000748DE000-memory.dmp

Filesize
6.9MB

Download
memory/3204-4901-0x00000000741F0000-0x00000000748DE000-memory.dmp

Filesize
6.9MB

Download
memory/3204-4899-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3204-4903-0x00000000741F0000-0x00000000748DE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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