agenttesla | 6d39593c790fbb4abbbbef3669f0f0b2f630c7b20e383ca43f97e39110851b80

Analysis

max time kernel
114s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
09/08/2024, 06:39

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General

Target

UPDATED SOA.exe
Size

689KB
MD5

ea36bd4d35f3c18a6c2d76d6bd060660
SHA1

ddb36134e2b226e89880f30b78b0d947c20085ab
SHA256

f4afe4446a878c9a6fc4975a2282713dccdd3a3a5bfad5e14e118e69af228791
SHA512

a49cb81bfbb6f5a842d10092dfb8e4e2b8a63155d89e2fe28420fedfeb725c3414a51b0ab1ee775ea3fc74a4b0ece3dc8411dba838a20cab9136fe4cd8469279
SSDEEP

12288:L177quBAiSeURm5WZndmBJI9Qo+exNtYm5iZtL8nv0udYFQ9p1/We+j/QYFbUAKy:1TBAOUecd2i9Qo+INtYm8L8nsTFopke0

Score

10^/10

agenttesla credential_access discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
phoenixblowers.com
Port:
587
Username:
[email protected]
Password:
Officeback@2022#
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

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
4760	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-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	UPDATED SOA.exe

Looks up external IP address via web service 2 IoCs

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

flow	ioc
15	api.ipify.org
16	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3000 set thread context of 3716	3000	UPDATED SOA.exe	88

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	UPDATED SOA.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 6 IoCs

pid	Process
3000	UPDATED SOA.exe
3000	UPDATED SOA.exe
3716	RegSvcs.exe
3716	RegSvcs.exe
4760	powershell.exe
4760	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3000	UPDATED SOA.exe
Token: SeDebugPrivilege	3716	RegSvcs.exe
Token: SeDebugPrivilege	4760	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3000 wrote to memory of 4760	3000	UPDATED SOA.exe	86
PID 3000 wrote to memory of 4760	3000	UPDATED SOA.exe	86
PID 3000 wrote to memory of 4760	3000	UPDATED SOA.exe	86
PID 3000 wrote to memory of 3716	3000	UPDATED SOA.exe	88
PID 3000 wrote to memory of 3716	3000	UPDATED SOA.exe	88
PID 3000 wrote to memory of 3716	3000	UPDATED SOA.exe	88
PID 3000 wrote to memory of 3716	3000	UPDATED SOA.exe	88
PID 3000 wrote to memory of 3716	3000	UPDATED SOA.exe	88
PID 3000 wrote to memory of 3716	3000	UPDATED SOA.exe	88
PID 3000 wrote to memory of 3716	3000	UPDATED SOA.exe	88
PID 3000 wrote to memory of 3716	3000	UPDATED SOA.exe	88

C:\Users\Admin\AppData\Local\Temp\UPDATED SOA.exe
"C:\Users\Admin\AppData\Local\Temp\UPDATED SOA.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3000
- 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\UPDATED SOA.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4760
- 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:3716

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1wrnttoq.eil.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/3000-8-0x0000000005630000-0x0000000005646000-memory.dmp

Filesize
88KB

Download
memory/3000-1-0x0000000000850000-0x00000000008FE000-memory.dmp

Filesize
696KB

Download
memory/3000-3-0x0000000005310000-0x00000000053A2000-memory.dmp

Filesize
584KB

Download
memory/3000-4-0x0000000005300000-0x000000000530A000-memory.dmp

Filesize
40KB

Download
memory/3000-5-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/3000-6-0x00000000055E0000-0x00000000055FA000-memory.dmp

Filesize
104KB

Download
memory/3000-7-0x0000000005620000-0x000000000562E000-memory.dmp

Filesize
56KB

Download
memory/3000-0-0x0000000074D4E000-0x0000000074D4F000-memory.dmp

Filesize
4KB

Download
memory/3000-2-0x0000000005820000-0x0000000005DC4000-memory.dmp

Filesize
5.6MB

Download
memory/3000-9-0x0000000002CC0000-0x0000000002D42000-memory.dmp

Filesize
520KB

Download
memory/3000-10-0x000000000BCE0000-0x000000000BD7C000-memory.dmp

Filesize
624KB

Download
memory/3000-13-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/3716-11-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3716-15-0x0000000005960000-0x00000000059C6000-memory.dmp

Filesize
408KB

Download
memory/3716-61-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/3716-60-0x0000000006F00000-0x0000000006F50000-memory.dmp

Filesize
320KB

Download
memory/3716-14-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/3716-19-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/4760-21-0x0000000004DB0000-0x0000000004DD2000-memory.dmp

Filesize
136KB

Download
memory/4760-49-0x0000000007210000-0x000000000722A000-memory.dmp

Filesize
104KB

Download
memory/4760-22-0x00000000050D0000-0x0000000005136000-memory.dmp

Filesize
408KB

Download
memory/4760-18-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/4760-32-0x00000000058F0000-0x0000000005C44000-memory.dmp

Filesize
3.3MB

Download
memory/4760-33-0x0000000005EE0000-0x0000000005EFE000-memory.dmp

Filesize
120KB

Download
memory/4760-34-0x0000000005F30000-0x0000000005F7C000-memory.dmp

Filesize
304KB

Download
memory/4760-35-0x0000000006EE0000-0x0000000006F12000-memory.dmp

Filesize
200KB

Download
memory/4760-46-0x00000000064B0000-0x00000000064CE000-memory.dmp

Filesize
120KB

Download
memory/4760-36-0x00000000709C0000-0x0000000070A0C000-memory.dmp

Filesize
304KB

Download
memory/4760-47-0x0000000007120000-0x00000000071C3000-memory.dmp

Filesize
652KB

Download
memory/4760-20-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/4760-48-0x0000000007850000-0x0000000007ECA000-memory.dmp

Filesize
6.5MB

Download
memory/4760-50-0x0000000007280000-0x000000000728A000-memory.dmp

Filesize
40KB

Download
memory/4760-51-0x0000000007490000-0x0000000007526000-memory.dmp

Filesize
600KB

Download
memory/4760-52-0x0000000007410000-0x0000000007421000-memory.dmp

Filesize
68KB

Download
memory/4760-53-0x0000000007440000-0x000000000744E000-memory.dmp

Filesize
56KB

Download
memory/4760-54-0x0000000007450000-0x0000000007464000-memory.dmp

Filesize
80KB

Download
memory/4760-55-0x0000000007550000-0x000000000756A000-memory.dmp

Filesize
104KB

Download
memory/4760-56-0x0000000007530000-0x0000000007538000-memory.dmp

Filesize
32KB

Download
memory/4760-59-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/4760-17-0x00000000051A0000-0x00000000057C8000-memory.dmp

Filesize
6.2MB

Download
memory/4760-16-0x0000000002530000-0x0000000002566000-memory.dmp

Filesize
216KB

Download