agenttesla | 4922dfc90b043eecc3261ec058d54cd527da57bcef07ba2b88a395f06e5527d2

Analysis

max time kernel
122s
max time network
129s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 01:11

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General

Target

OC. 4515924646.exe
Size

642KB
MD5

d4b3f9945cf3c5dde77b59ff2a31d909
SHA1

138d9e064e5bb1dcab05900e550062f8093d233a
SHA256

576a8ef62a3aa573eeb32128100bba673c0c967abf51ece921781608e13fbbd0
SHA512

6548ef0ee3ed23d43e552cd4fc30c848c90e46914198e71eb035f8ead974ce324f02a98f6fa578acff14de9b34bd89a532fd11aa1928ca4c80e2fd860488ec36
SSDEEP

12288:zOv5jKhsfoPA+yeVKUCUxP4C902bdRtJJPivmtr0XThGhqnqoLZhrJn8vDwNDw:zq5TfcdHj4fmb0Eqnq4187D

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan upx

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.stingatoareincendii.ro
Port:
21
Username:
[email protected]
Password:
3.*RYhlG)lkA

Signatures

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

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	ip-api.com

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/1924-14-0x0000000000E50000-0x0000000000FC3000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1924 set thread context of 2744	1924	OC. 4515924646.exe	30

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1924-0-0x0000000000E50000-0x0000000000FC3000-memory.dmp	upx
behavioral1/memory/1924-14-0x0000000000E50000-0x0000000000FC3000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	OC. 4515924646.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2744	RegSvcs.exe
2744	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1924	OC. 4515924646.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2744	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1924	OC. 4515924646.exe
1924	OC. 4515924646.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1924	OC. 4515924646.exe
1924	OC. 4515924646.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1924 wrote to memory of 2744	1924	OC. 4515924646.exe	30
PID 1924 wrote to memory of 2744	1924	OC. 4515924646.exe	30
PID 1924 wrote to memory of 2744	1924	OC. 4515924646.exe	30
PID 1924 wrote to memory of 2744	1924	OC. 4515924646.exe	30
PID 1924 wrote to memory of 2744	1924	OC. 4515924646.exe	30
PID 1924 wrote to memory of 2744	1924	OC. 4515924646.exe	30
PID 1924 wrote to memory of 2744	1924	OC. 4515924646.exe	30
PID 1924 wrote to memory of 2744	1924	OC. 4515924646.exe	30

C:\Users\Admin\AppData\Local\Temp\OC. 4515924646.exe
"C:\Users\Admin\AppData\Local\Temp\OC. 4515924646.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1924
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\OC. 4515924646.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2744

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1924-0-0x0000000000E50000-0x0000000000FC3000-memory.dmp

Filesize
1.4MB

Download
memory/1924-7-0x0000000000600000-0x0000000000A00000-memory.dmp

Filesize
4.0MB

Download
memory/1924-14-0x0000000000E50000-0x0000000000FC3000-memory.dmp

Filesize
1.4MB

Download
memory/2744-8-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2744-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2744-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2744-15-0x00000000740EE000-0x00000000740EF000-memory.dmp

Filesize
4KB

Download
memory/2744-16-0x00000000740E0000-0x00000000747CE000-memory.dmp

Filesize
6.9MB

Download
memory/2744-17-0x00000000740EE000-0x00000000740EF000-memory.dmp

Filesize
4KB

Download
memory/2744-18-0x00000000740E0000-0x00000000747CE000-memory.dmp

Filesize
6.9MB

Download