agenttesla | 5f40c09b663d4e544cd611c361ca19732f325cbb4310e0f671aa3dffb975eba4

Analysis

max time kernel
97s
max time network
96s
platform
windows10_x64
resource
win10
submitted
31/07/2020, 13:25

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General

Target
PURCHASE ORDER.exe
Size 450KB
Sample200731-fxa6sna9m2
SHA256 5f40c09b663d4e544cd611c361ca19732f325cbb4310e0f671aa3dffb975eba4
MD5 4c30879733bee6a617162ac01c72e99f
SHA1 72198172e29d4c0eb81888397dcae546578ed3d2
SHA512 c7c203d6b3f46d40da1a09011c30e8b10b2351b1d43905c5466093a132f347045e97c9f98e3e54bd4821f21f7d6577ba5270e0aac19bfca957e252a5dfb7b500
MD5 SHA1 SHA512

Score

10^/10

keylogger stealer spyware trojan agenttesla

Malware Config

Extracted

Credentials

Protocol
smtp
Host
mail.nilgirisfoods.com
Port
587
Username
[email protected]
Password
Nil@GiriS1092

Signatures

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4048	PURCHASE ORDER.exe
4048	PURCHASE ORDER.exe
4048	PURCHASE ORDER.exe
4048	PURCHASE ORDER.exe
3924	RegSvcs.exe
3924	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4048 wrote to memory of 3924	4048	PURCHASE ORDER.exe	67
PID 4048 wrote to memory of 3924	4048	PURCHASE ORDER.exe	67
PID 4048 wrote to memory of 3924	4048	PURCHASE ORDER.exe	67
PID 4048 wrote to memory of 3924	4048	PURCHASE ORDER.exe	67
PID 4048 wrote to memory of 3924	4048	PURCHASE ORDER.exe	67
PID 4048 wrote to memory of 3924	4048	PURCHASE ORDER.exe	67
PID 4048 wrote to memory of 3924	4048	PURCHASE ORDER.exe	67
PID 4048 wrote to memory of 3924	4048	PURCHASE ORDER.exe	67

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4048 set thread context of 3924	4048	PURCHASE ORDER.exe	67

AgentTesla Payload 3 IoCs

keylogger stealer

resource	yara_rule
behavioral2/memory/3924-1-0x0000000000445ECE-mapping.dmp	agent_tesla
behavioral2/memory/3924-0-0x0000000000400000-0x000000000044A000-memory.dmp	agent_tesla
behavioral2/memory/3924-0-0x0000000000400000-0x000000000044A000-memory.dmp	agent_tesla

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

Data from Local System
T1005

Credentials in Files
T1081
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4048	PURCHASE ORDER.exe
Token: SeDebugPrivilege	3924	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER.exe
"C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
PID:4048
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
  "{path}"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3924

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3924-0-0x0000000000400000-0x000000000044A000-memory.dmp

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