agenttesla | b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc

Analysis

max time kernel
140s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20231130-en
resource tags

arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
submitted
08-12-2023 01:23

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General

Target

b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe
Size

658KB
MD5

63f813cc3cd451869e2947fbbb85707d
SHA1

2a47d4dbdcff3dc8d9406acfe3cfadaa880a38f6
SHA256

b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc
SHA512

3b09c1fa534e4a4b3d9a1c0727b31b81c4e3110203ec08f728fd7e33d5817e3b3582321f3d5a281370ae78d508005e4473cc45464e513977082087833d13823a
SSDEEP

12288:8hkZ53I3S2PQHxOLJAY8hlgLIWeT0orw9eN3kTXbpnhjt1lExFvAF:8K/OS8bSlgL2dTN0ZnhGxFvQ

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.wrklearning.com
Port:
587
Username:
[email protected]
Password:
worke2300
Email To:
[email protected]

Signatures

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

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-1-5-21-1791582586-1997866593-3795608343-1000\Control Panel\International\Geo\Nation	b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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 2 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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1791582586-1997866593-3795608343-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe
Key opened	\REGISTRY\USER\S-1-5-21-1791582586-1997866593-3795608343-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe
Key opened	\REGISTRY\USER\S-1-5-21-1791582586-1997866593-3795608343-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.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
36	api.ipify.org
35	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2072 set thread context of 2956	2072	b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe	101

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

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

persistence

Scheduled Task/Job

T1053

pid	Process
5028	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2956	b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe
2956	b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe
4340	powershell.exe
4340	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4340	powershell.exe
Token: SeDebugPrivilege	2956	b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2072 wrote to memory of 4340	2072	b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe	97
PID 2072 wrote to memory of 4340	2072	b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe	97
PID 2072 wrote to memory of 4340	2072	b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe	97
PID 2072 wrote to memory of 5028	2072	b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe	99
PID 2072 wrote to memory of 5028	2072	b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe	99
PID 2072 wrote to memory of 5028	2072	b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe	99
PID 2072 wrote to memory of 2956	2072	b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe	101
PID 2072 wrote to memory of 2956	2072	b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe	101
PID 2072 wrote to memory of 2956	2072	b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe	101
PID 2072 wrote to memory of 2956	2072	b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe	101
PID 2072 wrote to memory of 2956	2072	b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe	101
PID 2072 wrote to memory of 2956	2072	b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe	101
PID 2072 wrote to memory of 2956	2072	b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe	101
PID 2072 wrote to memory of 2956	2072	b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe	101

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1791582586-1997866593-3795608343-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1791582586-1997866593-3795608343-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe

C:\Users\Admin\AppData\Local\Temp\b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe
"C:\Users\Admin\AppData\Local\Temp\b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2072
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\vztrvWgwfoEWrd.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4340
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vztrvWgwfoEWrd" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8F5F.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:5028
- C:\Users\Admin\AppData\Local\Temp\b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe
  "C:\Users\Admin\AppData\Local\Temp\b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2956

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\b1e6cf070e6a18fe6d22cab1e5bd28d4ad3e97b5999471dd792a5f7a350b5ecc.exe.log

Filesize
1KB

MD5
b7b9acb869ccc7f7ecb5304ec0384dee

SHA1
6a90751c95817903ee833d59a0abbef425a613b3

SHA256
8cb00a15cd942a1861c573d86d6fb430512c8e2f80f6349f48b16b8709ca7aa4

SHA512
7bec881ac5f59ac26f1be1e7e26d63f040c06369de10c1c246e531a4395d27c335d9acc647ecdedb48ed37bdc2dc405a4cfc11762e1c00659a49be259eaf8764

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_t3wapffd.lj3.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8F5F.tmp

Filesize
1KB

MD5
ca483fab95905c711f979c17fcbf5ff7

SHA1
a73866b9206653ea1dc6c601f4076f5ae96c67f0

SHA256
074c5fc7cb63cc7c6fbaa9a03d3de9540962b91b370d318e5a295b40499c1e98

SHA512
65c4c0a8a3be211f02f562189ad129e08925e1ec6ab94c053bf9217709177f25d5d9df9405d43c40fad467ef6c48ec7ca0c94d5b5d1c6c89daaa30f6634fd13f

Download Submit
memory/2072-4-0x0000000005780000-0x0000000005AD4000-memory.dmp

Filesize
3.3MB

Download
memory/2072-10-0x0000000006FF0000-0x000000000706E000-memory.dmp

Filesize
504KB

Download
memory/2072-5-0x0000000005770000-0x0000000005780000-memory.dmp

Filesize
64KB

Download
memory/2072-6-0x0000000005B00000-0x0000000005B0A000-memory.dmp

Filesize
40KB

Download
memory/2072-7-0x0000000005BD0000-0x0000000005BEA000-memory.dmp

Filesize
104KB

Download
memory/2072-8-0x00000000062D0000-0x00000000062D8000-memory.dmp

Filesize
32KB

Download
memory/2072-9-0x00000000062E0000-0x00000000062EA000-memory.dmp

Filesize
40KB

Download
memory/2072-3-0x00000000055C0000-0x0000000005652000-memory.dmp

Filesize
584KB

Download
memory/2072-11-0x00000000095B0000-0x000000000964C000-memory.dmp

Filesize
624KB

Download
memory/2072-2-0x0000000005C20000-0x00000000061C4000-memory.dmp

Filesize
5.6MB

Download
memory/2072-1-0x0000000000B20000-0x0000000000BCA000-memory.dmp

Filesize
680KB

Download
memory/2072-0-0x0000000074DD0000-0x0000000075580000-memory.dmp

Filesize
7.7MB

Download
memory/2072-27-0x0000000074DD0000-0x0000000075580000-memory.dmp

Filesize
7.7MB

Download
memory/2072-20-0x0000000074DD0000-0x0000000075580000-memory.dmp

Filesize
7.7MB

Download
memory/2072-26-0x0000000005770000-0x0000000005780000-memory.dmp

Filesize
64KB

Download
memory/2956-28-0x0000000074DD0000-0x0000000075580000-memory.dmp

Filesize
7.7MB

Download
memory/2956-32-0x0000000002990000-0x00000000029A0000-memory.dmp

Filesize
64KB

Download
memory/2956-73-0x0000000002990000-0x00000000029A0000-memory.dmp

Filesize
64KB

Download
memory/2956-72-0x0000000074DD0000-0x0000000075580000-memory.dmp

Filesize
7.7MB

Download
memory/2956-71-0x0000000006680000-0x00000000066D0000-memory.dmp

Filesize
320KB

Download
memory/2956-30-0x00000000051A0000-0x0000000005206000-memory.dmp

Filesize
408KB

Download
memory/2956-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4340-57-0x0000000006D80000-0x0000000006D9E000-memory.dmp

Filesize
120KB

Download
memory/4340-60-0x0000000007B00000-0x0000000007B1A000-memory.dmp

Filesize
104KB

Download
memory/4340-31-0x0000000006020000-0x0000000006086000-memory.dmp

Filesize
408KB

Download
memory/4340-16-0x0000000002EB0000-0x0000000002EE6000-memory.dmp

Filesize
216KB

Download
memory/4340-42-0x00000000067C0000-0x00000000067DE000-memory.dmp

Filesize
120KB

Download
memory/4340-43-0x0000000006850000-0x000000000689C000-memory.dmp

Filesize
304KB

Download
memory/4340-46-0x0000000070B00000-0x0000000070B4C000-memory.dmp

Filesize
304KB

Download
memory/4340-52-0x0000000002F00000-0x0000000002F10000-memory.dmp

Filesize
64KB

Download
memory/4340-29-0x0000000005820000-0x0000000005842000-memory.dmp

Filesize
136KB

Download
memory/4340-45-0x000000007F850000-0x000000007F860000-memory.dmp

Filesize
64KB

Download
memory/4340-44-0x00000000077A0000-0x00000000077D2000-memory.dmp

Filesize
200KB

Download
memory/4340-58-0x00000000079E0000-0x0000000007A83000-memory.dmp

Filesize
652KB

Download
memory/4340-59-0x0000000008140000-0x00000000087BA000-memory.dmp

Filesize
6.5MB

Download
memory/4340-18-0x0000000074DD0000-0x0000000075580000-memory.dmp

Filesize
7.7MB

Download
memory/4340-61-0x0000000007B70000-0x0000000007B7A000-memory.dmp

Filesize
40KB

Download
memory/4340-62-0x0000000007D80000-0x0000000007E16000-memory.dmp

Filesize
600KB

Download
memory/4340-63-0x0000000007D00000-0x0000000007D11000-memory.dmp

Filesize
68KB

Download
memory/4340-64-0x0000000007D30000-0x0000000007D3E000-memory.dmp

Filesize
56KB

Download
memory/4340-65-0x0000000007D40000-0x0000000007D54000-memory.dmp

Filesize
80KB

Download
memory/4340-66-0x0000000007E40000-0x0000000007E5A000-memory.dmp

Filesize
104KB

Download
memory/4340-67-0x0000000007E20000-0x0000000007E28000-memory.dmp

Filesize
32KB

Download
memory/4340-70-0x0000000074DD0000-0x0000000075580000-memory.dmp

Filesize
7.7MB

Download
memory/4340-19-0x0000000005980000-0x0000000005FA8000-memory.dmp

Filesize
6.2MB

Download
memory/4340-21-0x0000000002F00000-0x0000000002F10000-memory.dmp

Filesize
64KB

Download
memory/4340-22-0x0000000002F00000-0x0000000002F10000-memory.dmp

Filesize
64KB

Download