agenttesla | 007ceac4f116f7010b239ed068ef5453461750d6be5146a46f50b561dd627e87

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29-09-2024 07:51

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General

Target

Ref_50102_607.7z.exe
Size

639KB
MD5

945fbe2f3b89dccd586062c07a532d55
SHA1

b3c31488bc86630267881bb0675a4c8baac65bf6
SHA256

245ee760d71dc45da0f6df037798b8b5beaa01850483a35cc340a916cce946af
SHA512

10bed2ba141cd01359d95e92fde52dc91d9fb8b5e1108d6faac6cacfbc181788cbda4fad7b7eac25c13812f41e433b237c1216387d687c35465c0b7cba858e5a
SSDEEP

12288:58a9pdkUE0oNHfEGIU+u5siT90lyjTo+AUFyD0/5X9zGbnBk7wakR:58andkt3NMG9l5sk90ITYY/Otqw5

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
ftp.fosna.net
Port:
21
Username:
[email protected]
Password:
(=8fPSH$KO_!

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.fosna.net
Port:
21
Username:
[email protected]
Password:
(=8fPSH$KO_!

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 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
4272	powershell.exe
3120	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-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation	Ref_50102_607.7z.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
25	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2616 set thread context of 3704	2616	Ref_50102_607.7z.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 5 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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Ref_50102_607.7z.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Ref_50102_607.7z.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
4996	schtasks.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
2616	Ref_50102_607.7z.exe
2616	Ref_50102_607.7z.exe
2616	Ref_50102_607.7z.exe
2616	Ref_50102_607.7z.exe
2616	Ref_50102_607.7z.exe
2616	Ref_50102_607.7z.exe
3120	powershell.exe
4272	powershell.exe
2616	Ref_50102_607.7z.exe
3704	Ref_50102_607.7z.exe
3704	Ref_50102_607.7z.exe
3120	powershell.exe
4272	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2616	Ref_50102_607.7z.exe
Token: SeDebugPrivilege	3120	powershell.exe
Token: SeDebugPrivilege	4272	powershell.exe
Token: SeDebugPrivilege	3704	Ref_50102_607.7z.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2616 wrote to memory of 4272	2616	Ref_50102_607.7z.exe	89
PID 2616 wrote to memory of 4272	2616	Ref_50102_607.7z.exe	89
PID 2616 wrote to memory of 4272	2616	Ref_50102_607.7z.exe	89
PID 2616 wrote to memory of 3120	2616	Ref_50102_607.7z.exe	91
PID 2616 wrote to memory of 3120	2616	Ref_50102_607.7z.exe	91
PID 2616 wrote to memory of 3120	2616	Ref_50102_607.7z.exe	91
PID 2616 wrote to memory of 4996	2616	Ref_50102_607.7z.exe	93
PID 2616 wrote to memory of 4996	2616	Ref_50102_607.7z.exe	93
PID 2616 wrote to memory of 4996	2616	Ref_50102_607.7z.exe	93
PID 2616 wrote to memory of 3704	2616	Ref_50102_607.7z.exe	95
PID 2616 wrote to memory of 3704	2616	Ref_50102_607.7z.exe	95
PID 2616 wrote to memory of 3704	2616	Ref_50102_607.7z.exe	95
PID 2616 wrote to memory of 3704	2616	Ref_50102_607.7z.exe	95
PID 2616 wrote to memory of 3704	2616	Ref_50102_607.7z.exe	95
PID 2616 wrote to memory of 3704	2616	Ref_50102_607.7z.exe	95
PID 2616 wrote to memory of 3704	2616	Ref_50102_607.7z.exe	95
PID 2616 wrote to memory of 3704	2616	Ref_50102_607.7z.exe	95

C:\Users\Admin\AppData\Local\Temp\Ref_50102_607.7z.exe
"C:\Users\Admin\AppData\Local\Temp\Ref_50102_607.7z.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:2616
- 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\Ref_50102_607.7z.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4272
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\XtBOrehPamR.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3120
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XtBOrehPamR" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDF44.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:4996
- C:\Users\Admin\AppData\Local\Temp\Ref_50102_607.7z.exe
  "C:\Users\Admin\AppData\Local\Temp\Ref_50102_607.7z.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3704

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
d4686c72356e9e77ce4034ee52af2014

SHA1
e7197e5e407abadc3581550bf6eef3736cd880c0

SHA256
aa02b6a9d8320c2874b77948d6da32d6de341c7d53fb1243b24781fe1c3e4c02

SHA512
8798924c560124594a431c986bfdfd03f0e5f11301e97482e048546088e288ddda6b6318b356880bdd631f5f81d58d99809609f1f40a7b34ee9b2b5541a729ea

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_trrw5wmz.0c3.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpDF44.tmp

Filesize
1KB

MD5
106e9e9b6238239d9708b4281441c301

SHA1
5e74f8168d69f58f5e2814cff5c99159335c127f

SHA256
a73e73281ad4857123bdacea003699f0583ed7c802922bb7fb7043897ed54db0

SHA512
743bdd9b531b10826e94788bca248553601e736a74d932ec3789fa50bb1658e6e6b84ecf5f0f80dcf0f1c2d538dcdaa6b3bd0d868236f271bc1be14ea0db8bd0

Download Submit
memory/2616-0-0x0000000074D3E000-0x0000000074D3F000-memory.dmp

Filesize
4KB

Download
memory/2616-48-0x0000000074D30000-0x00000000754E0000-memory.dmp

Filesize
7.7MB

Download
memory/2616-6-0x00000000060E0000-0x000000000617A000-memory.dmp

Filesize
616KB

Download
memory/2616-7-0x0000000006190000-0x00000000061A0000-memory.dmp

Filesize
64KB

Download
memory/2616-8-0x0000000074D3E000-0x0000000074D3F000-memory.dmp

Filesize
4KB

Download
memory/2616-9-0x0000000074D30000-0x00000000754E0000-memory.dmp

Filesize
7.7MB

Download
memory/2616-10-0x00000000064E0000-0x0000000006564000-memory.dmp

Filesize
528KB

Download
memory/2616-11-0x0000000008B50000-0x0000000008BEC000-memory.dmp

Filesize
624KB

Download
memory/2616-4-0x0000000004AD0000-0x0000000004ADA000-memory.dmp

Filesize
40KB

Download
memory/2616-3-0x0000000004B10000-0x0000000004BA2000-memory.dmp

Filesize
584KB

Download
memory/2616-5-0x0000000074D30000-0x00000000754E0000-memory.dmp

Filesize
7.7MB

Download
memory/2616-1-0x0000000000070000-0x0000000000112000-memory.dmp

Filesize
648KB

Download
memory/2616-2-0x00000000050C0000-0x0000000005664000-memory.dmp

Filesize
5.6MB

Download
memory/3120-20-0x0000000074D30000-0x00000000754E0000-memory.dmp

Filesize
7.7MB

Download
memory/3120-77-0x00000000073A0000-0x0000000007436000-memory.dmp

Filesize
600KB

Download
memory/3120-80-0x0000000007360000-0x0000000007374000-memory.dmp

Filesize
80KB

Download
memory/3120-23-0x0000000004FC0000-0x0000000005026000-memory.dmp

Filesize
408KB

Download
memory/3120-86-0x0000000074D30000-0x00000000754E0000-memory.dmp

Filesize
7.7MB

Download
memory/3120-27-0x0000000074D30000-0x00000000754E0000-memory.dmp

Filesize
7.7MB

Download
memory/3120-76-0x0000000007190000-0x000000000719A000-memory.dmp

Filesize
40KB

Download
memory/3120-49-0x0000000005DF0000-0x0000000005E0E000-memory.dmp

Filesize
120KB

Download
memory/3120-24-0x00000000057E0000-0x0000000005846000-memory.dmp

Filesize
408KB

Download
memory/3120-22-0x0000000004E20000-0x0000000004E42000-memory.dmp

Filesize
136KB

Download
memory/3120-65-0x0000000007120000-0x000000000713A000-memory.dmp

Filesize
104KB

Download
memory/3120-50-0x0000000006350000-0x000000000639C000-memory.dmp

Filesize
304KB

Download
memory/3120-52-0x0000000075590000-0x00000000755DC000-memory.dmp

Filesize
304KB

Download
memory/3120-51-0x0000000006DD0000-0x0000000006E02000-memory.dmp

Filesize
200KB

Download
memory/3120-62-0x00000000063A0000-0x00000000063BE000-memory.dmp

Filesize
120KB

Download
memory/3120-63-0x0000000006E10000-0x0000000006EB3000-memory.dmp

Filesize
652KB

Download
memory/3120-64-0x0000000007760000-0x0000000007DDA000-memory.dmp

Filesize
6.5MB

Download
memory/3704-33-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3704-83-0x0000000006D60000-0x0000000006DB0000-memory.dmp

Filesize
320KB

Download
memory/4272-81-0x0000000007580000-0x000000000759A000-memory.dmp

Filesize
104KB

Download
memory/4272-25-0x0000000074D30000-0x00000000754E0000-memory.dmp

Filesize
7.7MB

Download
memory/4272-78-0x0000000007440000-0x0000000007451000-memory.dmp

Filesize
68KB

Download
memory/4272-79-0x0000000007470000-0x000000000747E000-memory.dmp

Filesize
56KB

Download
memory/4272-19-0x0000000074D30000-0x00000000754E0000-memory.dmp

Filesize
7.7MB

Download
memory/4272-66-0x0000000075590000-0x00000000755DC000-memory.dmp

Filesize
304KB

Download
memory/4272-82-0x0000000007560000-0x0000000007568000-memory.dmp

Filesize
32KB

Download
memory/4272-26-0x0000000005960000-0x0000000005CB4000-memory.dmp

Filesize
3.3MB

Download
memory/4272-18-0x0000000005250000-0x0000000005878000-memory.dmp

Filesize
6.2MB

Download
memory/4272-17-0x0000000074D30000-0x00000000754E0000-memory.dmp

Filesize
7.7MB

Download
memory/4272-16-0x0000000002600000-0x0000000002636000-memory.dmp

Filesize
216KB

Download
memory/4272-90-0x0000000074D30000-0x00000000754E0000-memory.dmp

Filesize
7.7MB

Download