agenttesla | 7a56b177711cfa18bc4dd5a86a97dc14056cce17c67253f96206ac6814e71803

General

Target

PO.1800046306.exe
Size

1.2MB
MD5

8ac761c485f5058145868906d9237d96
SHA1

aadfac701ad02583888abc66abfd7b0ceb82aa88
SHA256

712ee2c8e400db5f024878bc5296cb33f37bb6a19f17a9f68b3a194dd577a467
SHA512

d4575185541a42fa3ec0e892b9c45d574aa09683eabd28c4600d2e093ce477a43d538fef9f4f1e992cae149d7b94f5678e3f0d84411cb977bafa37fb18a7ff36

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.framafilms.com
Port:
587
Username:
[email protected]
Password:
lister11

Signatures

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

AgentTesla Payload 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3372-125-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/3372-126-0x000000000043760E-mapping.dmp	family_agenttesla
behavioral2/memory/3372-132-0x0000000005030000-0x000000000552E000-memory.dmp	family_agenttesla
behavioral2/memory/3372-137-0x0000000005030000-0x000000000552E000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

PO.1800046306.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts PO.1800046306.exe
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
T1081
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
T1081
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
T1081

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	PO.1800046306.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

PO.1800046306.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run\kprUEGC = "C:\\Users\\Admin\\AppData\\Roaming\\kprUEGC\\kprUEGC.exe"	PO.1800046306.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

PO.1800046306.exe

description pid process target process

PID 1016 set thread context of 3372 1016 PO.1800046306.exe PO.1800046306.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

PO.1800046306.exe

pid process

3372 PO.1800046306.exe
3372 PO.1800046306.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

PO.1800046306.exe

description pid process

Token: SeDebugPrivilege 3372 PO.1800046306.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

PO.1800046306.exe

pid process

3372 PO.1800046306.exe

description	pid	process	target process
PID 1016 set thread context of 3372	1016	PO.1800046306.exe	PO.1800046306.exe

pid	process
3372	PO.1800046306.exe
3372	PO.1800046306.exe

description	pid	process
Token: SeDebugPrivilege	3372	PO.1800046306.exe

pid	process
3372	PO.1800046306.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

PO.1800046306.exe

description	pid	process	target process
PID 1016 wrote to memory of 3372	1016	PO.1800046306.exe	PO.1800046306.exe
PID 1016 wrote to memory of 3372	1016	PO.1800046306.exe	PO.1800046306.exe
PID 1016 wrote to memory of 3372	1016	PO.1800046306.exe	PO.1800046306.exe
PID 1016 wrote to memory of 3372	1016	PO.1800046306.exe	PO.1800046306.exe
PID 1016 wrote to memory of 3372	1016	PO.1800046306.exe	PO.1800046306.exe
PID 1016 wrote to memory of 3372	1016	PO.1800046306.exe	PO.1800046306.exe
PID 1016 wrote to memory of 3372	1016	PO.1800046306.exe	PO.1800046306.exe
PID 1016 wrote to memory of 3372	1016	PO.1800046306.exe	PO.1800046306.exe

C:\Users\Admin\AppData\Local\Temp\PO.1800046306.exe
"C:\Users\Admin\AppData\Local\Temp\PO.1800046306.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1016

C:\Users\Admin\AppData\Local\Temp\PO.1800046306.exe
"{path}"
2⤵
- Drops file in Drivers directory
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3372

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO.1800046306.exe.log
MD5
0c2899d7c6746f42d5bbe088c777f94c

SHA1
622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1

SHA256
5b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458

SHA512
ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078

Download Submit
memory/1016-119-0x000000000A280000-0x000000000A281000-memory.dmp

Filesize
4KB

Download
memory/1016-122-0x0000000004D80000-0x0000000004D85000-memory.dmp

Filesize
20KB

Download
memory/1016-118-0x000000000A110000-0x000000000A111000-memory.dmp

Filesize
4KB

Download
memory/1016-114-0x00000000002C0000-0x00000000002C1000-memory.dmp

Filesize
4KB

Download
memory/1016-124-0x00000000052F0000-0x0000000005356000-memory.dmp

Filesize
408KB

Download
memory/1016-121-0x000000000D8B0000-0x000000000D8B1000-memory.dmp

Filesize
4KB

Download
memory/1016-117-0x000000000A600000-0x000000000A601000-memory.dmp

Filesize
4KB

Download
memory/1016-123-0x0000000005240000-0x00000000052EA000-memory.dmp

Filesize
680KB

Download
memory/1016-120-0x0000000004C70000-0x0000000004C71000-memory.dmp

Filesize
4KB

Download
memory/1016-116-0x0000000004BB0000-0x0000000004C51000-memory.dmp

Filesize
644KB

Download
memory/3372-126-0x000000000043760E-mapping.dmp

Download
memory/3372-125-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3372-132-0x0000000005030000-0x000000000552E000-memory.dmp

Filesize
5.0MB

Download
memory/3372-133-0x00000000054F0000-0x00000000054F1000-memory.dmp

Filesize
4KB

Download
memory/3372-134-0x0000000005C90000-0x0000000005C91000-memory.dmp

Filesize
4KB

Download
memory/3372-137-0x0000000005030000-0x000000000552E000-memory.dmp

Filesize
5.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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