agenttesla | a7dcb118b6b9eb8d97d916da19153ec0ddcb3deb3f522c0fc36711b344704faa

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
10/09/2024, 07:37

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General

Target

a7dcb118b6b9eb8d97d916da19153ec0ddcb3deb3f522c0fc36711b344704faa.exe
Size

722KB
MD5

6edf0e40d2e0ec47ead7af030281f647
SHA1

019afb559774d51a10e7e3d5eb3a9d4e05efd412
SHA256

a7dcb118b6b9eb8d97d916da19153ec0ddcb3deb3f522c0fc36711b344704faa
SHA512

66037740cdfa10bcd1ed7690455ba9a220594614772c7994e5217b2c2fe9e7370bff9f4c78775ae080b42e4680ac6e7e14806d078bf9c861ecce7bfcf99213b6
SSDEEP

12288:auWFuxE6b5UCZN8NtkZHexL3zqhEgk+e2QA1A9:aBFuxEfCZIqZ+/1G

Score

10^/10

agenttesla credential_access discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
wenhuahui.net.au
Port:
21
Username:
[email protected]
Password:
ceeboi123

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://wenhuahui.net.au
Port:
21
Username:
[email protected]
Password:
ceeboi123

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

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
1336	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation	a7dcb118b6b9eb8d97d916da19153ec0ddcb3deb3f522c0fc36711b344704faa.exe

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
23	api.ipify.org
24	ip-api.com
22	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4740 set thread context of 2552	4740	a7dcb118b6b9eb8d97d916da19153ec0ddcb3deb3f522c0fc36711b344704faa.exe	95

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 3 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	a7dcb118b6b9eb8d97d916da19153ec0ddcb3deb3f522c0fc36711b344704faa.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2552	RegSvcs.exe
2552	RegSvcs.exe
1336	powershell.exe
1336	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2552	RegSvcs.exe
Token: SeDebugPrivilege	1336	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4740 wrote to memory of 1336	4740	a7dcb118b6b9eb8d97d916da19153ec0ddcb3deb3f522c0fc36711b344704faa.exe	93
PID 4740 wrote to memory of 1336	4740	a7dcb118b6b9eb8d97d916da19153ec0ddcb3deb3f522c0fc36711b344704faa.exe	93
PID 4740 wrote to memory of 1336	4740	a7dcb118b6b9eb8d97d916da19153ec0ddcb3deb3f522c0fc36711b344704faa.exe	93
PID 4740 wrote to memory of 2552	4740	a7dcb118b6b9eb8d97d916da19153ec0ddcb3deb3f522c0fc36711b344704faa.exe	95
PID 4740 wrote to memory of 2552	4740	a7dcb118b6b9eb8d97d916da19153ec0ddcb3deb3f522c0fc36711b344704faa.exe	95
PID 4740 wrote to memory of 2552	4740	a7dcb118b6b9eb8d97d916da19153ec0ddcb3deb3f522c0fc36711b344704faa.exe	95
PID 4740 wrote to memory of 2552	4740	a7dcb118b6b9eb8d97d916da19153ec0ddcb3deb3f522c0fc36711b344704faa.exe	95
PID 4740 wrote to memory of 2552	4740	a7dcb118b6b9eb8d97d916da19153ec0ddcb3deb3f522c0fc36711b344704faa.exe	95
PID 4740 wrote to memory of 2552	4740	a7dcb118b6b9eb8d97d916da19153ec0ddcb3deb3f522c0fc36711b344704faa.exe	95
PID 4740 wrote to memory of 2552	4740	a7dcb118b6b9eb8d97d916da19153ec0ddcb3deb3f522c0fc36711b344704faa.exe	95
PID 4740 wrote to memory of 2552	4740	a7dcb118b6b9eb8d97d916da19153ec0ddcb3deb3f522c0fc36711b344704faa.exe	95

C:\Users\Admin\AppData\Local\Temp\a7dcb118b6b9eb8d97d916da19153ec0ddcb3deb3f522c0fc36711b344704faa.exe
"C:\Users\Admin\AppData\Local\Temp\a7dcb118b6b9eb8d97d916da19153ec0ddcb3deb3f522c0fc36711b344704faa.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4740
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\a7dcb118b6b9eb8d97d916da19153ec0ddcb3deb3f522c0fc36711b344704faa.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1336
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2552

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tca3f1ki.s3h.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1336-48-0x0000000007BC0000-0x000000000823A000-memory.dmp

Filesize
6.5MB

Download
memory/1336-28-0x0000000005C90000-0x0000000005FE4000-memory.dmp

Filesize
3.3MB

Download
memory/1336-59-0x0000000074490000-0x0000000074C40000-memory.dmp

Filesize
7.7MB

Download
memory/1336-56-0x00000000078A0000-0x00000000078A8000-memory.dmp

Filesize
32KB

Download
memory/1336-55-0x00000000078C0000-0x00000000078DA000-memory.dmp

Filesize
104KB

Download
memory/1336-54-0x00000000077C0000-0x00000000077D4000-memory.dmp

Filesize
80KB

Download
memory/1336-53-0x00000000077B0000-0x00000000077BE000-memory.dmp

Filesize
56KB

Download
memory/1336-52-0x0000000007780000-0x0000000007791000-memory.dmp

Filesize
68KB

Download
memory/1336-51-0x0000000007800000-0x0000000007896000-memory.dmp

Filesize
600KB

Download
memory/1336-50-0x00000000075F0000-0x00000000075FA000-memory.dmp

Filesize
40KB

Download
memory/1336-49-0x0000000007580000-0x000000000759A000-memory.dmp

Filesize
104KB

Download
memory/1336-33-0x0000000006230000-0x000000000624E000-memory.dmp

Filesize
120KB

Download
memory/1336-47-0x0000000007460000-0x0000000007503000-memory.dmp

Filesize
652KB

Download
memory/1336-15-0x0000000002920000-0x0000000002956000-memory.dmp

Filesize
216KB

Download
memory/1336-46-0x00000000067F0000-0x000000000680E000-memory.dmp

Filesize
120KB

Download
memory/1336-18-0x00000000055F0000-0x0000000005C18000-memory.dmp

Filesize
6.2MB

Download
memory/1336-36-0x0000000070110000-0x000000007015C000-memory.dmp

Filesize
304KB

Download
memory/1336-17-0x0000000074490000-0x0000000074C40000-memory.dmp

Filesize
7.7MB

Download
memory/1336-20-0x0000000074490000-0x0000000074C40000-memory.dmp

Filesize
7.7MB

Download
memory/1336-21-0x0000000005390000-0x00000000053B2000-memory.dmp

Filesize
136KB

Download
memory/1336-35-0x0000000007220000-0x0000000007252000-memory.dmp

Filesize
200KB

Download
memory/1336-34-0x0000000006260000-0x00000000062AC000-memory.dmp

Filesize
304KB

Download
memory/1336-22-0x0000000005530000-0x0000000005596000-memory.dmp

Filesize
408KB

Download
memory/2552-13-0x0000000074490000-0x0000000074C40000-memory.dmp

Filesize
7.7MB

Download
memory/2552-11-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2552-61-0x0000000074490000-0x0000000074C40000-memory.dmp

Filesize
7.7MB

Download
memory/2552-19-0x0000000074490000-0x0000000074C40000-memory.dmp

Filesize
7.7MB

Download
memory/2552-16-0x0000000005260000-0x00000000052C6000-memory.dmp

Filesize
408KB

Download
memory/2552-60-0x0000000008910000-0x0000000008960000-memory.dmp

Filesize
320KB

Download
memory/4740-9-0x00000000078F0000-0x0000000007976000-memory.dmp

Filesize
536KB

Download
memory/4740-0-0x000000007449E000-0x000000007449F000-memory.dmp

Filesize
4KB

Download
memory/4740-10-0x000000000A050000-0x000000000A0EC000-memory.dmp

Filesize
624KB

Download
memory/4740-1-0x0000000000290000-0x000000000034A000-memory.dmp

Filesize
744KB

Download
memory/4740-8-0x0000000074490000-0x0000000074C40000-memory.dmp

Filesize
7.7MB

Download
memory/4740-7-0x000000007449E000-0x000000007449F000-memory.dmp

Filesize
4KB

Download
memory/4740-6-0x0000000005F90000-0x0000000005FA0000-memory.dmp

Filesize
64KB

Download
memory/4740-5-0x0000000004DD0000-0x0000000004DDA000-memory.dmp

Filesize
40KB

Download
memory/4740-4-0x0000000074490000-0x0000000074C40000-memory.dmp

Filesize
7.7MB

Download
memory/4740-3-0x0000000004D10000-0x0000000004DA2000-memory.dmp

Filesize
584KB

Download
memory/4740-14-0x0000000074490000-0x0000000074C40000-memory.dmp

Filesize
7.7MB

Download
memory/4740-2-0x00000000053E0000-0x0000000005984000-memory.dmp

Filesize
5.6MB

Download