agenttesla | bfc092b384976e97153bae0e29359461bfd65fce5ad8188d6460de57bc680eaf

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
31-07-2024 10:23

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General

Target

1/25898c73a877d87ba289bb4ab9585eb36eba9d27d47af678a86befdbf9aa938f.exe
Size

1.0MB
MD5

631e3c5465349fdfd6fc2fbe9c15cf65
SHA1

af9e5b3d8ca4b6c64b69876b9cad6a18476f0168
SHA256

25898c73a877d87ba289bb4ab9585eb36eba9d27d47af678a86befdbf9aa938f
SHA512

31c6c58a5ec3d26e67a20f46df689fcfe69e90dffeaa36183630cc2cfa20d7fc07e19efe551f65f9606e435e26e2daf50b2275ee4b1cd7ab6b3641bef1552b93
SSDEEP

24576:GAHnh+eWsN3skA4RV1Hom2KXMmHasvktOpBS5:hh+ZkldoPK8Yasvkt+2

Score

10^/10

agenttesla credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.suplementvases.com
Port:
587
Username:
[email protected]
Password:
E7ZNUnJZtzFPZfl
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

Looks up external IP address via web service 3 IoCs

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

flow	ioc
4	api.ipify.org
5	api.ipify.org
6	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2948 set thread context of 2440	2948	25898c73a877d87ba289bb4ab9585eb36eba9d27d47af678a86befdbf9aa938f.exe	30

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1528	2948	WerFault.exe	29

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	25898c73a877d87ba289bb4ab9585eb36eba9d27d47af678a86befdbf9aa938f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2440	RegSvcs.exe
2440	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2948	25898c73a877d87ba289bb4ab9585eb36eba9d27d47af678a86befdbf9aa938f.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2440	RegSvcs.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2948 wrote to memory of 2440	2948	25898c73a877d87ba289bb4ab9585eb36eba9d27d47af678a86befdbf9aa938f.exe	30
PID 2948 wrote to memory of 2440	2948	25898c73a877d87ba289bb4ab9585eb36eba9d27d47af678a86befdbf9aa938f.exe	30
PID 2948 wrote to memory of 2440	2948	25898c73a877d87ba289bb4ab9585eb36eba9d27d47af678a86befdbf9aa938f.exe	30
PID 2948 wrote to memory of 2440	2948	25898c73a877d87ba289bb4ab9585eb36eba9d27d47af678a86befdbf9aa938f.exe	30
PID 2948 wrote to memory of 2440	2948	25898c73a877d87ba289bb4ab9585eb36eba9d27d47af678a86befdbf9aa938f.exe	30
PID 2948 wrote to memory of 2440	2948	25898c73a877d87ba289bb4ab9585eb36eba9d27d47af678a86befdbf9aa938f.exe	30
PID 2948 wrote to memory of 2440	2948	25898c73a877d87ba289bb4ab9585eb36eba9d27d47af678a86befdbf9aa938f.exe	30
PID 2948 wrote to memory of 2440	2948	25898c73a877d87ba289bb4ab9585eb36eba9d27d47af678a86befdbf9aa938f.exe	30
PID 2948 wrote to memory of 1528	2948	25898c73a877d87ba289bb4ab9585eb36eba9d27d47af678a86befdbf9aa938f.exe	31
PID 2948 wrote to memory of 1528	2948	25898c73a877d87ba289bb4ab9585eb36eba9d27d47af678a86befdbf9aa938f.exe	31
PID 2948 wrote to memory of 1528	2948	25898c73a877d87ba289bb4ab9585eb36eba9d27d47af678a86befdbf9aa938f.exe	31
PID 2948 wrote to memory of 1528	2948	25898c73a877d87ba289bb4ab9585eb36eba9d27d47af678a86befdbf9aa938f.exe	31

C:\Users\Admin\AppData\Local\Temp\1\25898c73a877d87ba289bb4ab9585eb36eba9d27d47af678a86befdbf9aa938f.exe
"C:\Users\Admin\AppData\Local\Temp\1\25898c73a877d87ba289bb4ab9585eb36eba9d27d47af678a86befdbf9aa938f.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2948
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\1\25898c73a877d87ba289bb4ab9585eb36eba9d27d47af678a86befdbf9aa938f.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2440
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2948 -s 300
  2⤵
  - Program crash
  PID:1528

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/2440-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2440-13-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2440-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2440-16-0x0000000073D0E000-0x0000000073D0F000-memory.dmp

Filesize
4KB

Download
memory/2440-17-0x0000000073D00000-0x00000000743EE000-memory.dmp

Filesize
6.9MB

Download
memory/2440-18-0x0000000073D0E000-0x0000000073D0F000-memory.dmp

Filesize
4KB

Download
memory/2440-19-0x0000000073D00000-0x00000000743EE000-memory.dmp

Filesize
6.9MB

Download
memory/2948-10-0x00000000000E0000-0x00000000000E4000-memory.dmp

Filesize
16KB

Download