agenttesla | 521258037d1804b28809ffa5a8d0d5581e814deb5a1ba111b47ec84ca26b4e59

General

Target

SOA.pdf'.exe
Size

771KB
MD5

603f42dcb85fbd19933316cf1b6bedd4
SHA1

33c38e2625cb5f44fcc1c44beec75db09718ce10
SHA256

276144fa4171733571ff6940ef10a3bb603028c99c51093d074f6cda0d65afda
SHA512

14fe5a280a055355e2a11eda7fd1e36392a50632bd4779e9651a7f161dd6f4f10c2f150b977ed80a6bd88c542df0aec5a8c57193e9d80459b961f6343c0274d6

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.lallyautomobiles.net
Port:
587
Username:
[email protected]
Password:
Welcome@2021

Signatures

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

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3944-124-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/3944-125-0x000000000043762E-mapping.dmp	family_agenttesla
behavioral2/memory/3944-131-0x0000000005130000-0x000000000562E000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

SOA.pdf'.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts SOA.pdf'.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	SOA.pdf'.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

SOA.pdf'.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run\kprUEGC = "C:\\Users\\Admin\\AppData\\Roaming\\kprUEGC\\kprUEGC.exe"	SOA.pdf'.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

SOA.pdf'.exe

description pid process target process

PID 632 set thread context of 3944 632 SOA.pdf'.exe SOA.pdf'.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

SOA.pdf'.exe

pid process

3944 SOA.pdf'.exe
3944 SOA.pdf'.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

SOA.pdf'.exe

description pid process

Token: SeDebugPrivilege 3944 SOA.pdf'.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

SOA.pdf'.exe

pid process

3944 SOA.pdf'.exe

description	pid	process	target process
PID 632 set thread context of 3944	632	SOA.pdf'.exe	SOA.pdf'.exe

pid	process
3944	SOA.pdf'.exe
3944	SOA.pdf'.exe

description	pid	process
Token: SeDebugPrivilege	3944	SOA.pdf'.exe

pid	process
3944	SOA.pdf'.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

SOA.pdf'.exe

description	pid	process	target process
PID 632 wrote to memory of 3944	632	SOA.pdf'.exe	SOA.pdf'.exe
PID 632 wrote to memory of 3944	632	SOA.pdf'.exe	SOA.pdf'.exe
PID 632 wrote to memory of 3944	632	SOA.pdf'.exe	SOA.pdf'.exe
PID 632 wrote to memory of 3944	632	SOA.pdf'.exe	SOA.pdf'.exe
PID 632 wrote to memory of 3944	632	SOA.pdf'.exe	SOA.pdf'.exe
PID 632 wrote to memory of 3944	632	SOA.pdf'.exe	SOA.pdf'.exe
PID 632 wrote to memory of 3944	632	SOA.pdf'.exe	SOA.pdf'.exe
PID 632 wrote to memory of 3944	632	SOA.pdf'.exe	SOA.pdf'.exe

C:\Users\Admin\AppData\Local\Temp\SOA.pdf'.exe
"C:\Users\Admin\AppData\Local\Temp\SOA.pdf'.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:632

C:\Users\Admin\AppData\Local\Temp\SOA.pdf'.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:3944

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\SOA.pdf'.exe.log
MD5
0c2899d7c6746f42d5bbe088c777f94c

SHA1
622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1

SHA256
5b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458

SHA512
ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078

Download Submit
memory/632-121-0x00000000085B0000-0x00000000085B5000-memory.dmp

Filesize
20KB

Download
memory/632-123-0x000000000AE60000-0x000000000AE98000-memory.dmp

Filesize
224KB

Download
memory/632-118-0x0000000004EF0000-0x00000000053EE000-memory.dmp

Filesize
5.0MB

Download
memory/632-119-0x0000000004EB0000-0x0000000004EB1000-memory.dmp

Filesize
4KB

Download
memory/632-120-0x0000000008650000-0x0000000008651000-memory.dmp

Filesize
4KB

Download
memory/632-114-0x0000000000470000-0x0000000000471000-memory.dmp

Filesize
4KB

Download
memory/632-122-0x00000000087F0000-0x000000000886A000-memory.dmp

Filesize
488KB

Download
memory/632-117-0x0000000004EF0000-0x0000000004EF1000-memory.dmp

Filesize
4KB

Download
memory/632-116-0x00000000053F0000-0x00000000053F1000-memory.dmp

Filesize
4KB

Download
memory/3944-125-0x000000000043762E-mapping.dmp

Download
memory/3944-124-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3944-131-0x0000000005130000-0x000000000562E000-memory.dmp

Filesize
5.0MB

Download
memory/3944-132-0x0000000005610000-0x0000000005611000-memory.dmp

Filesize
4KB

Download
memory/3944-133-0x0000000005EA0000-0x0000000005EA1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads