agenttesla | 54d8a9c0a8a4e49101f0215a386a8bdeb1095bd3abacf89487c9e41d115fe27c

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
31/08/2024, 08:15

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General

Target

4fd3fcb1b88f7709f233bccd02d98ce0N.exe
Size

1.0MB
MD5

4fd3fcb1b88f7709f233bccd02d98ce0
SHA1

4f3381b79ca956136527724ed359fd55aae982a8
SHA256

54d8a9c0a8a4e49101f0215a386a8bdeb1095bd3abacf89487c9e41d115fe27c
SHA512

0d0dc25fc69ef96307fdbe49705bfc318427df515162de9a0e42393a2642b15d66200582e0dde07b441a7beecd1e07576df0c5ffe76cdf025cec7b0e22956e2e
SSDEEP

24576:5AHnh+eWsN3skA4RV1Hom2KXcmtcWBTaE9WHWivD5:Ah+ZkldoPKsacWFcN

Score

10^/10

agenttesla credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.solucionesmexico.mx
Port:
21
Username:
[email protected]
Password:
dGG^ZYIxX5!B

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

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/2660-0-0x0000000000E00000-0x0000000000F09000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2660 set thread context of 2756	2660	4fd3fcb1b88f7709f233bccd02d98ce0N.exe	30

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	4fd3fcb1b88f7709f233bccd02d98ce0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2756	RegSvcs.exe
2756	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2660	4fd3fcb1b88f7709f233bccd02d98ce0N.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2756	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2660	4fd3fcb1b88f7709f233bccd02d98ce0N.exe
2660	4fd3fcb1b88f7709f233bccd02d98ce0N.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2660	4fd3fcb1b88f7709f233bccd02d98ce0N.exe
2660	4fd3fcb1b88f7709f233bccd02d98ce0N.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2660 wrote to memory of 2756	2660	4fd3fcb1b88f7709f233bccd02d98ce0N.exe	30
PID 2660 wrote to memory of 2756	2660	4fd3fcb1b88f7709f233bccd02d98ce0N.exe	30
PID 2660 wrote to memory of 2756	2660	4fd3fcb1b88f7709f233bccd02d98ce0N.exe	30
PID 2660 wrote to memory of 2756	2660	4fd3fcb1b88f7709f233bccd02d98ce0N.exe	30
PID 2660 wrote to memory of 2756	2660	4fd3fcb1b88f7709f233bccd02d98ce0N.exe	30
PID 2660 wrote to memory of 2756	2660	4fd3fcb1b88f7709f233bccd02d98ce0N.exe	30
PID 2660 wrote to memory of 2756	2660	4fd3fcb1b88f7709f233bccd02d98ce0N.exe	30
PID 2660 wrote to memory of 2756	2660	4fd3fcb1b88f7709f233bccd02d98ce0N.exe	30

C:\Users\Admin\AppData\Local\Temp\4fd3fcb1b88f7709f233bccd02d98ce0N.exe
"C:\Users\Admin\AppData\Local\Temp\4fd3fcb1b88f7709f233bccd02d98ce0N.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:2660
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\4fd3fcb1b88f7709f233bccd02d98ce0N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2756

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

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Downloads

memory/2660-0-0x0000000000E00000-0x0000000000F09000-memory.dmp

Filesize
1.0MB

Download
memory/2660-12-0x00000000006B0000-0x00000000006B4000-memory.dmp

Filesize
16KB

Download
memory/2756-13-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2756-17-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2756-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2756-18-0x000000007467E000-0x000000007467F000-memory.dmp

Filesize
4KB

Download
memory/2756-19-0x0000000074670000-0x0000000074D5E000-memory.dmp

Filesize
6.9MB

Download
memory/2756-20-0x000000007467E000-0x000000007467F000-memory.dmp

Filesize
4KB

Download
memory/2756-21-0x0000000074670000-0x0000000074D5E000-memory.dmp

Filesize
6.9MB

Download