agenttesla | 1c1a28fdaac92ef8a7f6032dd94cdc56a690fc78c99910a5b78709435ea992f3

Analysis

max time kernel
85s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
26-09-2023 13:55

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General

Target

docfra20230925.exe
Size

1.3MB
MD5

5d86018377d9cf83e6e2c08fd9fd60d3
SHA1

3ae1897f221aa5893f8aff0bfd79666f8ba2236f
SHA256

1c1a28fdaac92ef8a7f6032dd94cdc56a690fc78c99910a5b78709435ea992f3
SHA512

d2ea45f5f6aa1561468ff5657d6b9cfc1fe3168621dde2706423cf26c12a8c5a0fa920275bc2a7294d341e39da71493975b0c4632701d4629966b1a058b52fb7
SSDEEP

24576:YkzJBUqX3qbkN6s2P2VElQJyNmXy76p7ZUgSb2H8KZ/L2zZnJf+MCFL3:YkNBH16sVOy0NmXIgSudT2teL

Score

10^/10

agenttesla snakekeylogger collection keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.royalcheckout.store
Port:
587
Username:
[email protected]
Password:
esubwDViXlQ2@@##

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
stealer keylogger snakekeylogger

Snake Keylogger payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/544-7-0x0000000000400000-0x0000000000466000-memory.dmp	family_snakekeylogger

Checks computer location settings 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

docfra20230925.exedocfra20230925.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Control Panel\International\Geo\Nation	docfra20230925.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Control Panel\International\Geo\Nation	docfra20230925.exe

Executes dropped EXE 4 IoCs

Processes:

svchost.exefrankdan.exesvchost.exeavast.exe

pid process

2644 svchost.exe
1304 frankdan.exe
3116 svchost.exe
4952 avast.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

pid	process
2644	svchost.exe
1304	frankdan.exe
3116	svchost.exe
4952	avast.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

frankdan.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	frankdan.exe
Key opened	\REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	frankdan.exe
Key opened	\REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	frankdan.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.

Processes:

flow ioc

54 api.ipify.org
55 api.ipify.org

flow	ioc
54	api.ipify.org
55	api.ipify.org

Suspicious use of SetThreadContext 2 IoCs

Processes:

docfra20230925.exesvchost.exe

description	pid	process	target process
PID 4468 set thread context of 544	4468	docfra20230925.exe	docfra20230925.exe
PID 2644 set thread context of 3116	2644	svchost.exe	svchost.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 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exeschtasks.exe

pid process

1460 schtasks.exe
1292 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

frankdan.exe

pid process

1304 frankdan.exe
1304 frankdan.exe
Suspicious behavior: SetClipboardViewer 1 IoCs

Processes:

svchost.exe

pid process

3116 svchost.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

frankdan.exe

description pid process

Token: SeDebugPrivilege 1304 frankdan.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

frankdan.exe

pid process

1304 frankdan.exe

pid	process
1460	schtasks.exe
1292	schtasks.exe

pid	process
1304	frankdan.exe
1304	frankdan.exe

pid	process
3116	svchost.exe

description	pid	process
Token: SeDebugPrivilege	1304	frankdan.exe

pid	process
1304	frankdan.exe

Suspicious use of WriteProcessMemory 46 IoCs

Processes:

docfra20230925.exedocfra20230925.execmd.exesvchost.execmd.exe

description	pid	process	target process
PID 4468 wrote to memory of 544	4468	docfra20230925.exe	docfra20230925.exe
PID 4468 wrote to memory of 544	4468	docfra20230925.exe	docfra20230925.exe
PID 4468 wrote to memory of 544	4468	docfra20230925.exe	docfra20230925.exe
PID 4468 wrote to memory of 544	4468	docfra20230925.exe	docfra20230925.exe
PID 4468 wrote to memory of 544	4468	docfra20230925.exe	docfra20230925.exe
PID 4468 wrote to memory of 544	4468	docfra20230925.exe	docfra20230925.exe
PID 4468 wrote to memory of 544	4468	docfra20230925.exe	docfra20230925.exe
PID 4468 wrote to memory of 544	4468	docfra20230925.exe	docfra20230925.exe
PID 4468 wrote to memory of 2644	4468	docfra20230925.exe	svchost.exe
PID 4468 wrote to memory of 2644	4468	docfra20230925.exe	svchost.exe
PID 4468 wrote to memory of 2644	4468	docfra20230925.exe	svchost.exe
PID 544 wrote to memory of 1304	544	docfra20230925.exe	frankdan.exe
PID 544 wrote to memory of 1304	544	docfra20230925.exe	frankdan.exe
PID 544 wrote to memory of 1304	544	docfra20230925.exe	frankdan.exe
PID 4468 wrote to memory of 1616	4468	docfra20230925.exe	cmd.exe
PID 4468 wrote to memory of 1616	4468	docfra20230925.exe	cmd.exe
PID 4468 wrote to memory of 1616	4468	docfra20230925.exe	cmd.exe
PID 4468 wrote to memory of 2476	4468	docfra20230925.exe	cmd.exe
PID 4468 wrote to memory of 2476	4468	docfra20230925.exe	cmd.exe
PID 4468 wrote to memory of 2476	4468	docfra20230925.exe	cmd.exe
PID 4468 wrote to memory of 664	4468	docfra20230925.exe	cmd.exe
PID 4468 wrote to memory of 664	4468	docfra20230925.exe	cmd.exe
PID 4468 wrote to memory of 664	4468	docfra20230925.exe	cmd.exe
PID 2476 wrote to memory of 1460	2476	cmd.exe	schtasks.exe
PID 2476 wrote to memory of 1460	2476	cmd.exe	schtasks.exe
PID 2476 wrote to memory of 1460	2476	cmd.exe	schtasks.exe
PID 2644 wrote to memory of 3116	2644	svchost.exe	svchost.exe
PID 2644 wrote to memory of 3116	2644	svchost.exe	svchost.exe
PID 2644 wrote to memory of 3116	2644	svchost.exe	svchost.exe
PID 2644 wrote to memory of 3116	2644	svchost.exe	svchost.exe
PID 2644 wrote to memory of 3116	2644	svchost.exe	svchost.exe
PID 2644 wrote to memory of 3116	2644	svchost.exe	svchost.exe
PID 2644 wrote to memory of 3116	2644	svchost.exe	svchost.exe
PID 2644 wrote to memory of 3116	2644	svchost.exe	svchost.exe
PID 2644 wrote to memory of 3804	2644	svchost.exe	cmd.exe
PID 2644 wrote to memory of 3804	2644	svchost.exe	cmd.exe
PID 2644 wrote to memory of 3804	2644	svchost.exe	cmd.exe
PID 2644 wrote to memory of 4132	2644	svchost.exe	cmd.exe
PID 2644 wrote to memory of 4132	2644	svchost.exe	cmd.exe
PID 2644 wrote to memory of 4132	2644	svchost.exe	cmd.exe
PID 2644 wrote to memory of 1832	2644	svchost.exe	cmd.exe
PID 2644 wrote to memory of 1832	2644	svchost.exe	cmd.exe
PID 2644 wrote to memory of 1832	2644	svchost.exe	cmd.exe
PID 4132 wrote to memory of 1292	4132	cmd.exe	schtasks.exe
PID 4132 wrote to memory of 1292	4132	cmd.exe	schtasks.exe
PID 4132 wrote to memory of 1292	4132	cmd.exe	schtasks.exe

outlook_office_path 1 IoCs

Processes:

frankdan.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	frankdan.exe

outlook_win_path 1 IoCs

Processes:

frankdan.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	frankdan.exe

C:\Users\Admin\AppData\Local\Temp\docfra20230925.exe
"C:\Users\Admin\AppData\Local\Temp\docfra20230925.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4468

C:\Users\Admin\AppData\Local\Temp\docfra20230925.exe
"C:\Users\Admin\AppData\Local\Temp\docfra20230925.exe"
2⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:544

C:\Users\Admin\AppData\Roaming\frankdan.exe
"C:\Users\Admin\AppData\Roaming\frankdan.exe"
3⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:1304

C:\Users\Admin\AppData\Local\Temp\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\svchost.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2644

C:\Users\Admin\AppData\Local\Temp\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\svchost.exe"
3⤵
- Executes dropped EXE
- Suspicious behavior: SetClipboardViewer
PID:3116

C:\Windows\SysWOW64\cmd.exe
"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\svchost.exe" "C:\Users\Admin\AppData\Roaming\avast\avast.exe"
3⤵
PID:1832

C:\Windows\SysWOW64\cmd.exe
"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\avast\avast.exe'" /f
3⤵
- Suspicious use of WriteProcessMemory
PID:4132

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\avast\avast.exe'" /f
4⤵
- Creates scheduled task(s)
PID:1292

C:\Windows\SysWOW64\cmd.exe
"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\avast"
3⤵
PID:3804

C:\Windows\SysWOW64\cmd.exe
"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\docfra20230925.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
2⤵
PID:664

C:\Windows\SysWOW64\cmd.exe
"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
2⤵
- Suspicious use of WriteProcessMemory
PID:2476

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
3⤵
- Creates scheduled task(s)
PID:1460

C:\Windows\SysWOW64\cmd.exe
"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"
2⤵
PID:1616

C:\Users\Admin\AppData\Roaming\avast\avast.exe
C:\Users\Admin\AppData\Roaming\avast\avast.exe
1⤵
- Executes dropped EXE
PID:4952

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\docfra20230925.exe.log

Filesize
520B

MD5
03febbff58da1d3318c31657d89c8542

SHA1
c9e017bd9d0a4fe533795b227c855935d86c2092

SHA256
5164770a37b199a79ccd23b399bb3309228973d9f74c589bc2623dc613b37ac4

SHA512
3750c372bbca1892e9c1b34681d592c693e725a8b149c3d6938079cd467628cec42c4293b0d886b57a786abf45f5e7229247b3445001774e3e793ff5a3accfa3

Download Submit
C:\Users\Admin\AppData\Local\Temp\svchost.exe

Filesize
621KB

MD5
ed9d91fe584d5109d4067734ac452753

SHA1
c277e57866833509d94787fc6f4d634a2714825d

SHA256
3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

SHA512
a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

Download Submit
C:\Users\Admin\AppData\Local\Temp\svchost.exe

Filesize
621KB

MD5
ed9d91fe584d5109d4067734ac452753

SHA1
c277e57866833509d94787fc6f4d634a2714825d

SHA256
3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

SHA512
a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

Download Submit
C:\Users\Admin\AppData\Local\Temp\svchost.exe

Filesize
621KB

MD5
ed9d91fe584d5109d4067734ac452753

SHA1
c277e57866833509d94787fc6f4d634a2714825d

SHA256
3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

SHA512
a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

Download Submit
C:\Users\Admin\AppData\Local\Temp\svchost.exe

Filesize
621KB

MD5
ed9d91fe584d5109d4067734ac452753

SHA1
c277e57866833509d94787fc6f4d634a2714825d

SHA256
3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

SHA512
a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

Download Submit
C:\Users\Admin\AppData\Roaming\avast\avast.exe

Filesize
621KB

MD5
ed9d91fe584d5109d4067734ac452753

SHA1
c277e57866833509d94787fc6f4d634a2714825d

SHA256
3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

SHA512
a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

Download Submit
C:\Users\Admin\AppData\Roaming\avast\avast.exe

Filesize
621KB

MD5
ed9d91fe584d5109d4067734ac452753

SHA1
c277e57866833509d94787fc6f4d634a2714825d

SHA256
3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

SHA512
a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

Download Submit
C:\Users\Admin\AppData\Roaming\frankdan.exe

Filesize
247KB

MD5
e254aed552568e13df13e204adcb8011

SHA1
18deaf67ac2a3ae2be3d3e620f650cb6edcba92a

SHA256
23b22ca7ca4272afba9114cc3da4316c38c2407574cb1649aa549c9a7e792ae5

SHA512
f89aa1487f6c1c2e9a3b76de8137b56da65c1d2df6f40439c0da4726478a11fbea83f7c3ad0530e12a1fb0cd808062d8f2a915879c0d5e210f3340138ace8c3f

Download Submit
C:\Users\Admin\AppData\Roaming\frankdan.exe

Filesize
247KB

MD5
e254aed552568e13df13e204adcb8011

SHA1
18deaf67ac2a3ae2be3d3e620f650cb6edcba92a

SHA256
23b22ca7ca4272afba9114cc3da4316c38c2407574cb1649aa549c9a7e792ae5

SHA512
f89aa1487f6c1c2e9a3b76de8137b56da65c1d2df6f40439c0da4726478a11fbea83f7c3ad0530e12a1fb0cd808062d8f2a915879c0d5e210f3340138ace8c3f

Download Submit
C:\Users\Admin\AppData\Roaming\frankdan.exe

Filesize
247KB

MD5
e254aed552568e13df13e204adcb8011

SHA1
18deaf67ac2a3ae2be3d3e620f650cb6edcba92a

SHA256
23b22ca7ca4272afba9114cc3da4316c38c2407574cb1649aa549c9a7e792ae5

SHA512
f89aa1487f6c1c2e9a3b76de8137b56da65c1d2df6f40439c0da4726478a11fbea83f7c3ad0530e12a1fb0cd808062d8f2a915879c0d5e210f3340138ace8c3f

Download Submit
memory/544-37-0x00000000750E0000-0x0000000075890000-memory.dmp

Filesize
7.7MB

Download
memory/544-7-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/544-10-0x00000000750E0000-0x0000000075890000-memory.dmp

Filesize
7.7MB

Download
memory/544-9-0x0000000002EB0000-0x0000000002EB8000-memory.dmp

Filesize
32KB

Download
memory/1304-38-0x00000000000C0000-0x0000000000104000-memory.dmp

Filesize
272KB

Download
memory/1304-42-0x0000000004AB0000-0x0000000004B16000-memory.dmp

Filesize
408KB

Download
memory/1304-51-0x0000000006300000-0x000000000630A000-memory.dmp

Filesize
40KB

Download
memory/1304-50-0x00000000063E0000-0x0000000006472000-memory.dmp

Filesize
584KB

Download
memory/1304-49-0x0000000004AA0000-0x0000000004AB0000-memory.dmp

Filesize
64KB

Download
memory/1304-48-0x00000000750E0000-0x0000000075890000-memory.dmp

Filesize
7.7MB

Download
memory/1304-46-0x0000000006340000-0x00000000063DC000-memory.dmp

Filesize
624KB

Download
memory/1304-45-0x0000000006250000-0x00000000062A0000-memory.dmp

Filesize
320KB

Download
memory/1304-40-0x00000000750E0000-0x0000000075890000-memory.dmp

Filesize
7.7MB

Download
memory/1304-41-0x0000000004AA0000-0x0000000004AB0000-memory.dmp

Filesize
64KB

Download
memory/2644-57-0x00000000750E0000-0x0000000075890000-memory.dmp

Filesize
7.7MB

Download
memory/2644-47-0x00000000750E0000-0x0000000075890000-memory.dmp

Filesize
7.7MB

Download
memory/2644-52-0x0000000005500000-0x000000000552C000-memory.dmp

Filesize
176KB

Download
memory/2644-35-0x0000000000210000-0x00000000002B2000-memory.dmp

Filesize
648KB

Download
memory/2644-36-0x00000000750E0000-0x0000000075890000-memory.dmp

Filesize
7.7MB

Download
memory/3116-56-0x00000000750E0000-0x0000000075890000-memory.dmp

Filesize
7.7MB

Download
memory/3116-55-0x0000000000590000-0x00000000005A8000-memory.dmp

Filesize
96KB

Download
memory/3116-60-0x00000000750E0000-0x0000000075890000-memory.dmp

Filesize
7.7MB

Download
memory/4468-4-0x00000000750E0000-0x0000000075890000-memory.dmp

Filesize
7.7MB

Download
memory/4468-3-0x0000000004F60000-0x0000000004F70000-memory.dmp

Filesize
64KB

Download
memory/4468-39-0x00000000750E0000-0x0000000075890000-memory.dmp

Filesize
7.7MB

Download
memory/4468-0-0x00000000750E0000-0x0000000075890000-memory.dmp

Filesize
7.7MB

Download
memory/4468-5-0x0000000004F60000-0x0000000004F70000-memory.dmp

Filesize
64KB

Download
memory/4468-6-0x0000000005220000-0x0000000005380000-memory.dmp

Filesize
1.4MB

Download
memory/4468-2-0x0000000005520000-0x0000000005AC4000-memory.dmp

Filesize
5.6MB

Download
memory/4468-1-0x0000000000440000-0x0000000000590000-memory.dmp

Filesize
1.3MB

Download
memory/4952-63-0x00000000750E0000-0x0000000075890000-memory.dmp

Filesize
7.7MB

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