agenttesla | 7529ab75869152bd388f0e9ed1b34b4e7c25c6bb579d36b11be2228f5eb58460

General

Target

e10fe1fdb2c5db6fbc21c203ffa3737f.exe
Size

1013KB
MD5

e10fe1fdb2c5db6fbc21c203ffa3737f
SHA1

8ab562fe60beb21a7614e2924ef6208c28d95a9c
SHA256

7529ab75869152bd388f0e9ed1b34b4e7c25c6bb579d36b11be2228f5eb58460
SHA512

9f1d72470311d980134e2a06a0c3a19dd6d082817ad3b2b1d524e930db99b9b5e690539220e699060600a28d10a36e4e84680e30d505f1f3f2821c0208d52012
SSDEEP

12288:l1Yq55LQJ4/RIOqgmib8WaBlKMXaGzP93ZQJe0uvjDiIL:lKk5EJ4/RIyclKMqGzFJQo3iw

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
abcd@71#

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
abcd@71#

Signatures

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

AgentTesla payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3228-18-0x0000000000400000-0x0000000000456000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

e10fe1fdb2c5db6fbc21c203ffa3737f.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts e10fe1fdb2c5db6fbc21c203ffa3737f.exe

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	e10fe1fdb2c5db6fbc21c203ffa3737f.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

Processes:

e10fe1fdb2c5db6fbc21c203ffa3737f.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	e10fe1fdb2c5db6fbc21c203ffa3737f.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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

Processes:

e10fe1fdb2c5db6fbc21c203ffa3737f.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e10fe1fdb2c5db6fbc21c203ffa3737f.exe
Key opened	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e10fe1fdb2c5db6fbc21c203ffa3737f.exe
Key opened	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e10fe1fdb2c5db6fbc21c203ffa3737f.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

e10fe1fdb2c5db6fbc21c203ffa3737f.exe

description pid process target process

PID 4108 set thread context of 3228 4108 e10fe1fdb2c5db6fbc21c203ffa3737f.exe e10fe1fdb2c5db6fbc21c203ffa3737f.exe
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

Processes:

schtasks.exe

pid process

3988 schtasks.exe

description	pid	process	target process
PID 4108 set thread context of 3228	4108	e10fe1fdb2c5db6fbc21c203ffa3737f.exe	e10fe1fdb2c5db6fbc21c203ffa3737f.exe

pid	process
3988	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

e10fe1fdb2c5db6fbc21c203ffa3737f.exee10fe1fdb2c5db6fbc21c203ffa3737f.exe

pid	process
4108	e10fe1fdb2c5db6fbc21c203ffa3737f.exe
4108	e10fe1fdb2c5db6fbc21c203ffa3737f.exe
3228	e10fe1fdb2c5db6fbc21c203ffa3737f.exe
3228	e10fe1fdb2c5db6fbc21c203ffa3737f.exe
3228	e10fe1fdb2c5db6fbc21c203ffa3737f.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

e10fe1fdb2c5db6fbc21c203ffa3737f.exee10fe1fdb2c5db6fbc21c203ffa3737f.exe

description pid process

Token: SeDebugPrivilege 4108 e10fe1fdb2c5db6fbc21c203ffa3737f.exe
Token: SeDebugPrivilege 3228 e10fe1fdb2c5db6fbc21c203ffa3737f.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

e10fe1fdb2c5db6fbc21c203ffa3737f.exe

pid process

3228 e10fe1fdb2c5db6fbc21c203ffa3737f.exe

description	pid	process
Token: SeDebugPrivilege	4108	e10fe1fdb2c5db6fbc21c203ffa3737f.exe
Token: SeDebugPrivilege	3228	e10fe1fdb2c5db6fbc21c203ffa3737f.exe

pid	process
3228	e10fe1fdb2c5db6fbc21c203ffa3737f.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

e10fe1fdb2c5db6fbc21c203ffa3737f.exe

description	pid	process	target process
PID 4108 wrote to memory of 3988	4108	e10fe1fdb2c5db6fbc21c203ffa3737f.exe	schtasks.exe
PID 4108 wrote to memory of 3988	4108	e10fe1fdb2c5db6fbc21c203ffa3737f.exe	schtasks.exe
PID 4108 wrote to memory of 3988	4108	e10fe1fdb2c5db6fbc21c203ffa3737f.exe	schtasks.exe
PID 4108 wrote to memory of 3228	4108	e10fe1fdb2c5db6fbc21c203ffa3737f.exe	e10fe1fdb2c5db6fbc21c203ffa3737f.exe
PID 4108 wrote to memory of 3228	4108	e10fe1fdb2c5db6fbc21c203ffa3737f.exe	e10fe1fdb2c5db6fbc21c203ffa3737f.exe
PID 4108 wrote to memory of 3228	4108	e10fe1fdb2c5db6fbc21c203ffa3737f.exe	e10fe1fdb2c5db6fbc21c203ffa3737f.exe
PID 4108 wrote to memory of 3228	4108	e10fe1fdb2c5db6fbc21c203ffa3737f.exe	e10fe1fdb2c5db6fbc21c203ffa3737f.exe
PID 4108 wrote to memory of 3228	4108	e10fe1fdb2c5db6fbc21c203ffa3737f.exe	e10fe1fdb2c5db6fbc21c203ffa3737f.exe
PID 4108 wrote to memory of 3228	4108	e10fe1fdb2c5db6fbc21c203ffa3737f.exe	e10fe1fdb2c5db6fbc21c203ffa3737f.exe
PID 4108 wrote to memory of 3228	4108	e10fe1fdb2c5db6fbc21c203ffa3737f.exe	e10fe1fdb2c5db6fbc21c203ffa3737f.exe
PID 4108 wrote to memory of 3228	4108	e10fe1fdb2c5db6fbc21c203ffa3737f.exe	e10fe1fdb2c5db6fbc21c203ffa3737f.exe

outlook_office_path 1 IoCs

Processes:

e10fe1fdb2c5db6fbc21c203ffa3737f.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e10fe1fdb2c5db6fbc21c203ffa3737f.exe

outlook_win_path 1 IoCs

Processes:

e10fe1fdb2c5db6fbc21c203ffa3737f.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e10fe1fdb2c5db6fbc21c203ffa3737f.exe

C:\Users\Admin\AppData\Local\Temp\e10fe1fdb2c5db6fbc21c203ffa3737f.exe
"C:\Users\Admin\AppData\Local\Temp\e10fe1fdb2c5db6fbc21c203ffa3737f.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4108

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ItnYKPPBCU" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD4FE.tmp"
2⤵
- Creates scheduled task(s)
PID:3988

C:\Users\Admin\AppData\Local\Temp\e10fe1fdb2c5db6fbc21c203ffa3737f.exe
"C:\Users\Admin\AppData\Local\Temp\e10fe1fdb2c5db6fbc21c203ffa3737f.exe"
2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:3228

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1344 --field-trial-handle=2236,i,5367110156796017614,12594004256180761011,262144 --variations-seed-version /prefetch:8
1⤵
PID:5036

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

4

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\e10fe1fdb2c5db6fbc21c203ffa3737f.exe.log
Filesize
1KB

MD5
17573558c4e714f606f997e5157afaac

SHA1
13e16e9415ceef429aaf124139671ebeca09ed23

SHA256
c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

SHA512
f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD4FE.tmp
Filesize
1KB

MD5
1bfd065b876e21890f5dbb504c06b159

SHA1
e47ed44e9934f58f71f8204b2a3676fd83622903

SHA256
d21aabe378cbd9ec43965af77464cf85746b800c82ccb2898ca2f1362235f120

SHA512
6b17c8efba92c421f62e5f04cb928fb5cf67f1636ec1d484bab4034ff54fae10ef8b363cbf085c8b5a58317a19644c3bed3e1d5cac318198b4fdcee65e540ce3

Download Submit
memory/3228-30-0x0000000005B40000-0x0000000005B50000-memory.dmp

Filesize
64KB

Download
memory/3228-29-0x0000000007C30000-0x0000000007C80000-memory.dmp

Filesize
320KB

Download
memory/3228-27-0x0000000005B40000-0x0000000005B50000-memory.dmp

Filesize
64KB

Download
memory/3228-26-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/3228-25-0x00000000067E0000-0x0000000006846000-memory.dmp

Filesize
408KB

Download
memory/3228-24-0x0000000005DF0000-0x0000000005E08000-memory.dmp

Filesize
96KB

Download
memory/3228-23-0x0000000005B40000-0x0000000005B50000-memory.dmp

Filesize
64KB

Download
memory/3228-22-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/3228-18-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/4108-6-0x0000000005740000-0x000000000574A000-memory.dmp

Filesize
40KB

Download
memory/4108-7-0x00000000058A0000-0x00000000058F6000-memory.dmp

Filesize
344KB

Download
memory/4108-11-0x0000000006FD0000-0x000000000706E000-memory.dmp

Filesize
632KB

Download
memory/4108-10-0x0000000005920000-0x0000000005930000-memory.dmp

Filesize
64KB

Download
memory/4108-9-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/4108-21-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/4108-8-0x0000000008240000-0x000000000825E000-memory.dmp

Filesize
120KB

Download
memory/4108-12-0x000000000A660000-0x000000000A6B6000-memory.dmp

Filesize
344KB

Download
memory/4108-0-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/4108-5-0x0000000005920000-0x0000000005930000-memory.dmp

Filesize
64KB

Download
memory/4108-4-0x00000000057A0000-0x0000000005832000-memory.dmp

Filesize
584KB

Download
memory/4108-3-0x0000000005CB0000-0x0000000006254000-memory.dmp

Filesize
5.6MB

Download
memory/4108-2-0x0000000005660000-0x00000000056FC000-memory.dmp

Filesize
624KB

Download
memory/4108-1-0x0000000000BA0000-0x0000000000CA4000-memory.dmp

Filesize
1.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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