agenttesla | c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3

General

Target

c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe
Size

644KB
MD5

2302cf686c86a5fcf0de2ce81639e02f
SHA1

d3021a6df4ec281a32a8dabfba2713afce909b82
SHA256

c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3
SHA512

f93efc3241a7106bbf86010ba9aa6ee923f81c231b3c53aae6b01e86e3128fce136bc41faebdf049c5093448dbc6c6559564348a8573e0af8b75d58bf635bf8d
SSDEEP

12288:wUSW0SrcZORsx63041JJOrOcmGvDwzUawF3H6dBMBLde1HsMwP4p5PkR:uW0SEx63f13OrPnaK3YMBc1H75K

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.fosna.net
Port:
21
Username:
[email protected]
Password:
u;4z3V.Iir1l

Signatures

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

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2184	powershell.exe

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 stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2900 set thread context of 2736	2900	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe	36

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2808	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2900	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe
2900	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe
2900	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe
2900	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe
2736	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe
2736	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe
2184	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2900	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe
Token: SeDebugPrivilege	2736	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe
Token: SeDebugPrivilege	2184	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2900 wrote to memory of 2184	2900	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe	31
PID 2900 wrote to memory of 2184	2900	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe	31
PID 2900 wrote to memory of 2184	2900	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe	31
PID 2900 wrote to memory of 2184	2900	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe	31
PID 2900 wrote to memory of 2808	2900	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe	33
PID 2900 wrote to memory of 2808	2900	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe	33
PID 2900 wrote to memory of 2808	2900	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe	33
PID 2900 wrote to memory of 2808	2900	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe	33
PID 2900 wrote to memory of 2708	2900	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe	35
PID 2900 wrote to memory of 2708	2900	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe	35
PID 2900 wrote to memory of 2708	2900	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe	35
PID 2900 wrote to memory of 2708	2900	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe	35
PID 2900 wrote to memory of 2736	2900	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe	36
PID 2900 wrote to memory of 2736	2900	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe	36
PID 2900 wrote to memory of 2736	2900	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe	36
PID 2900 wrote to memory of 2736	2900	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe	36
PID 2900 wrote to memory of 2736	2900	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe	36
PID 2900 wrote to memory of 2736	2900	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe	36
PID 2900 wrote to memory of 2736	2900	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe	36
PID 2900 wrote to memory of 2736	2900	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe	36
PID 2900 wrote to memory of 2736	2900	c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe	36

C:\Users\Admin\AppData\Local\Temp\c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe
"C:\Users\Admin\AppData\Local\Temp\c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2900
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\bqkYjAmCJyUE.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2184
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\bqkYjAmCJyUE" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF8D0.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2808
- C:\Users\Admin\AppData\Local\Temp\c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe
  "C:\Users\Admin\AppData\Local\Temp\c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe"
  2⤵
  PID:2708
- C:\Users\Admin\AppData\Local\Temp\c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe
  "C:\Users\Admin\AppData\Local\Temp\c12ecca79747db3f47b548b79fe0efc40e048fd1f430ec2e2fd9eccd6bcc8ec3.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2736

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpF8D0.tmp

Filesize
1KB

MD5
2fc2a26cd5236ebc099e847ef354e9ec

SHA1
722bee927be82d7512b820ecfff0491819b04c52

SHA256
6d85a2f91e353a96a8acd4f6b68efc925c559ea9726e0f149d99ecb9836b1d44

SHA512
817bd1ef452afe9ca79b958660787f41c459d1f76a39f3295d87324d935743744d81a64a8f40bb12976e0080c840e1dc39dbb08aa0c02c08be8c135fb30d38dd

Download Submit
memory/2736-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2736-24-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2736-16-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2736-18-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2736-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2736-14-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2736-20-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2736-25-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2900-2-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download
memory/2900-6-0x0000000005440000-0x00000000054C4000-memory.dmp

Filesize
528KB

Download
memory/2900-1-0x00000000000B0000-0x0000000000154000-memory.dmp

Filesize
656KB

Download
memory/2900-0-0x00000000740BE000-0x00000000740BF000-memory.dmp

Filesize
4KB

Download
memory/2900-5-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download
memory/2900-4-0x00000000740BE000-0x00000000740BF000-memory.dmp

Filesize
4KB

Download
memory/2900-3-0x00000000005B0000-0x00000000005C2000-memory.dmp

Filesize
72KB

Download
memory/2900-26-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads