agenttesla | c0606c7a28717e12ff2ba17844d4be166dcc9cfa060c98d0bd3b940c79d81ef8

Analysis

max time kernel
104s
max time network
105s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04-09-2024 17:22

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General

Target

INVOICE #478122.exe
Size

544KB
MD5

15ceb47475a86d9b42cb5bb9e92ad101
SHA1

86bcebd131167e95dbff902c4fc4669f829b3d81
SHA256

c0606c7a28717e12ff2ba17844d4be166dcc9cfa060c98d0bd3b940c79d81ef8
SHA512

76031122fa7670ac69965038ea60472917ea16059b23c353db467121a4b2740c9e8ce422d7869fb1868f91e496017a63e03540d5e8eb760a1a8c70720eb9aeef
SSDEEP

12288:NYV6MorX7qzuC3QHO9FQVHPF51jgcrzOtOD/eRyCAcFx:iBXu9HGaVHm8/KdfFx

Score

10^/10

agenttesla credential_access discovery keylogger spyware stealer trojan upx

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.mahesh-ent.com
Port:
587
Username:
[email protected]
Password:
M@hesh3981
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2448-0-0x0000000000D20000-0x0000000000E5D000-memory.dmp	upx
behavioral2/memory/2448-15-0x0000000000D20000-0x0000000000E5D000-memory.dmp	upx

Looks up external IP address via web service 2 IoCs

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

flow	ioc
14	api.ipify.org
13	api.ipify.org

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/2448-15-0x0000000000D20000-0x0000000000E5D000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2448 set thread context of 3124	2448	INVOICE #478122.exe	87

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	INVOICE #478122.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3124	RegSvcs.exe
3124	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2448	INVOICE #478122.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3124	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2448	INVOICE #478122.exe
2448	INVOICE #478122.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2448	INVOICE #478122.exe
2448	INVOICE #478122.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3124	RegSvcs.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2448 wrote to memory of 3124	2448	INVOICE #478122.exe	87
PID 2448 wrote to memory of 3124	2448	INVOICE #478122.exe	87
PID 2448 wrote to memory of 3124	2448	INVOICE #478122.exe	87
PID 2448 wrote to memory of 3124	2448	INVOICE #478122.exe	87

C:\Users\Admin\AppData\Local\Temp\INVOICE #478122.exe
"C:\Users\Admin\AppData\Local\Temp\INVOICE #478122.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:2448
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\INVOICE #478122.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3124

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

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/2448-15-0x0000000000D20000-0x0000000000E5D000-memory.dmp

Filesize
1.2MB

Download
memory/2448-12-0x00000000017E0000-0x00000000017E4000-memory.dmp

Filesize
16KB

Download
memory/2448-0-0x0000000000D20000-0x0000000000E5D000-memory.dmp

Filesize
1.2MB

Download
memory/3124-18-0x00000000057F0000-0x0000000005856000-memory.dmp

Filesize
408KB

Download
memory/3124-16-0x000000007440E000-0x000000007440F000-memory.dmp

Filesize
4KB

Download
memory/3124-17-0x0000000005BE0000-0x0000000006184000-memory.dmp

Filesize
5.6MB

Download
memory/3124-13-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3124-19-0x0000000074400000-0x0000000074BB0000-memory.dmp

Filesize
7.7MB

Download
memory/3124-20-0x0000000006D30000-0x0000000006D80000-memory.dmp

Filesize
320KB

Download
memory/3124-21-0x0000000006E20000-0x0000000006EB2000-memory.dmp

Filesize
584KB

Download
memory/3124-22-0x0000000006FC0000-0x0000000006FCA000-memory.dmp

Filesize
40KB

Download
memory/3124-23-0x000000007440E000-0x000000007440F000-memory.dmp

Filesize
4KB

Download
memory/3124-24-0x0000000074400000-0x0000000074BB0000-memory.dmp

Filesize
7.7MB

Download