agenttesla | b0fbd35f04ce341b8e14ad03684aa7a5fbc7525d163f38bf43a0f6041edeb3c8

Analysis

max time kernel
81s
max time network
124s
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 13:54

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General

Target

docgen20230925.exe
Size

1.1MB
MD5

72f02b6a2b8fd2a73ae8715fcc2323ca
SHA1

d840ba097b8a157a86b823e4132818a122125381
SHA256

b0fbd35f04ce341b8e14ad03684aa7a5fbc7525d163f38bf43a0f6041edeb3c8
SHA512

c6b6c54e525503f89395fd76be6f54bf2c898c151a32252ac1e4d04cd39f383992726c43e615cfa149777513bc3fc18b8bd5ce4f73f86f179ee70ef9f4e2b847
SSDEEP

24576:CMIwO43ryC3ASF+7Azwr2skstJ6Y2Qc6ZsifO41JdlEQgeGsWML2l:Cu3Ax71rFnJl2Qct8zdltYsW3l

Score

10^/10

agenttesla snakekeylogger collection keylogger spyware stealer trojan

Malware Config

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/2344-7-0x0000000000400000-0x0000000000452000-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:

docgen20230925.exedocgen20230925.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Control Panel\International\Geo\Nation	docgen20230925.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Control Panel\International\Geo\Nation	docgen20230925.exe

Executes dropped EXE 4 IoCs

Processes:

general.exesvchost.exesvchost.exeavast.exe

pid process

1456 general.exe
3176 svchost.exe
5068 svchost.exe
3364 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
1456	general.exe
3176	svchost.exe
5068	svchost.exe
3364	avast.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

general.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	general.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	general.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	general.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

51 api.ipify.org
52 api.ipify.org

flow	ioc
51	api.ipify.org
52	api.ipify.org

Suspicious use of SetThreadContext 2 IoCs

Processes:

docgen20230925.exesvchost.exe

description	pid	process	target process
PID 4724 set thread context of 2344	4724	docgen20230925.exe	docgen20230925.exe
PID 3176 set thread context of 5068	3176	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

5088 schtasks.exe
3868 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

general.exe

pid process

1456 general.exe
1456 general.exe
Suspicious behavior: SetClipboardViewer 1 IoCs

Processes:

svchost.exe

pid process

5068 svchost.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

general.exe

description pid process

Token: SeDebugPrivilege 1456 general.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

general.exe

pid process

1456 general.exe

pid	process
5088	schtasks.exe
3868	schtasks.exe

pid	process
1456	general.exe
1456	general.exe

pid	process
5068	svchost.exe

description	pid	process
Token: SeDebugPrivilege	1456	general.exe

pid	process
1456	general.exe

Suspicious use of WriteProcessMemory 46 IoCs

Processes:

docgen20230925.exedocgen20230925.execmd.exesvchost.execmd.exe

description	pid	process	target process
PID 4724 wrote to memory of 2344	4724	docgen20230925.exe	docgen20230925.exe
PID 4724 wrote to memory of 2344	4724	docgen20230925.exe	docgen20230925.exe
PID 4724 wrote to memory of 2344	4724	docgen20230925.exe	docgen20230925.exe
PID 4724 wrote to memory of 2344	4724	docgen20230925.exe	docgen20230925.exe
PID 4724 wrote to memory of 2344	4724	docgen20230925.exe	docgen20230925.exe
PID 4724 wrote to memory of 2344	4724	docgen20230925.exe	docgen20230925.exe
PID 4724 wrote to memory of 2344	4724	docgen20230925.exe	docgen20230925.exe
PID 4724 wrote to memory of 2344	4724	docgen20230925.exe	docgen20230925.exe
PID 2344 wrote to memory of 1456	2344	docgen20230925.exe	general.exe
PID 2344 wrote to memory of 1456	2344	docgen20230925.exe	general.exe
PID 2344 wrote to memory of 1456	2344	docgen20230925.exe	general.exe
PID 4724 wrote to memory of 3176	4724	docgen20230925.exe	svchost.exe
PID 4724 wrote to memory of 3176	4724	docgen20230925.exe	svchost.exe
PID 4724 wrote to memory of 3176	4724	docgen20230925.exe	svchost.exe
PID 4724 wrote to memory of 4316	4724	docgen20230925.exe	cmd.exe
PID 4724 wrote to memory of 4316	4724	docgen20230925.exe	cmd.exe
PID 4724 wrote to memory of 4316	4724	docgen20230925.exe	cmd.exe
PID 4724 wrote to memory of 4432	4724	docgen20230925.exe	cmd.exe
PID 4724 wrote to memory of 4432	4724	docgen20230925.exe	cmd.exe
PID 4724 wrote to memory of 4432	4724	docgen20230925.exe	cmd.exe
PID 4724 wrote to memory of 4464	4724	docgen20230925.exe	cmd.exe
PID 4724 wrote to memory of 4464	4724	docgen20230925.exe	cmd.exe
PID 4724 wrote to memory of 4464	4724	docgen20230925.exe	cmd.exe
PID 4432 wrote to memory of 5088	4432	cmd.exe	schtasks.exe
PID 4432 wrote to memory of 5088	4432	cmd.exe	schtasks.exe
PID 4432 wrote to memory of 5088	4432	cmd.exe	schtasks.exe
PID 3176 wrote to memory of 5068	3176	svchost.exe	svchost.exe
PID 3176 wrote to memory of 5068	3176	svchost.exe	svchost.exe
PID 3176 wrote to memory of 5068	3176	svchost.exe	svchost.exe
PID 3176 wrote to memory of 5068	3176	svchost.exe	svchost.exe
PID 3176 wrote to memory of 5068	3176	svchost.exe	svchost.exe
PID 3176 wrote to memory of 5068	3176	svchost.exe	svchost.exe
PID 3176 wrote to memory of 5068	3176	svchost.exe	svchost.exe
PID 3176 wrote to memory of 5068	3176	svchost.exe	svchost.exe
PID 3176 wrote to memory of 3960	3176	svchost.exe	cmd.exe
PID 3176 wrote to memory of 3960	3176	svchost.exe	cmd.exe
PID 3176 wrote to memory of 3960	3176	svchost.exe	cmd.exe
PID 3176 wrote to memory of 1060	3176	svchost.exe	cmd.exe
PID 3176 wrote to memory of 1060	3176	svchost.exe	cmd.exe
PID 3176 wrote to memory of 1060	3176	svchost.exe	cmd.exe
PID 3176 wrote to memory of 4320	3176	svchost.exe	cmd.exe
PID 3176 wrote to memory of 4320	3176	svchost.exe	cmd.exe
PID 3176 wrote to memory of 4320	3176	svchost.exe	cmd.exe
PID 1060 wrote to memory of 3868	1060	cmd.exe	schtasks.exe
PID 1060 wrote to memory of 3868	1060	cmd.exe	schtasks.exe
PID 1060 wrote to memory of 3868	1060	cmd.exe	schtasks.exe

outlook_office_path 1 IoCs

Processes:

general.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	general.exe

outlook_win_path 1 IoCs

Processes:

general.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	general.exe

C:\Users\Admin\AppData\Local\Temp\docgen20230925.exe
"C:\Users\Admin\AppData\Local\Temp\docgen20230925.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4724

C:\Users\Admin\AppData\Local\Temp\docgen20230925.exe
"C:\Users\Admin\AppData\Local\Temp\docgen20230925.exe"
2⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2344

C:\Users\Admin\AppData\Roaming\general.exe
"C:\Users\Admin\AppData\Roaming\general.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:1456

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:3176

C:\Users\Admin\AppData\Local\Temp\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\svchost.exe"
3⤵
- Executes dropped EXE
- Suspicious behavior: SetClipboardViewer
PID:5068

C:\Windows\SysWOW64\cmd.exe
"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\avast"
3⤵
PID:3960

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:1060

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:3868

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:4320

C:\Windows\SysWOW64\cmd.exe
"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"
2⤵
PID:4316

C:\Windows\SysWOW64\cmd.exe
"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\docgen20230925.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
2⤵
PID:4464

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:4432

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:5088

C:\Users\Admin\AppData\Roaming\avast\avast.exe
C:\Users\Admin\AppData\Roaming\avast\avast.exe
1⤵
- Executes dropped EXE
PID:3364

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\docgen20230925.exe.log

Filesize
226B

MD5
916851e072fbabc4796d8916c5131092

SHA1
d48a602229a690c512d5fdaf4c8d77547a88e7a2

SHA256
7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d

SHA512
07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

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\general.exe

Filesize
167KB

MD5
f7b54d0ab4c048a115f3d0b55c09ae29

SHA1
805c5a53e0f985b5e9c1b89f2cdf0e95d419114a

SHA256
4317a445e0f231494a0f328442153e1d7852cd56577fe22042dc030908a2200c

SHA512
1f72c74776ae9219a764ad16bc6fe62afdb97a2be45c26b116ad400a08e81fb13118c16ec8014635bdc31ff387bc7806e154b2f9c74b26878339a97a4659e700

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

Filesize
167KB

MD5
f7b54d0ab4c048a115f3d0b55c09ae29

SHA1
805c5a53e0f985b5e9c1b89f2cdf0e95d419114a

SHA256
4317a445e0f231494a0f328442153e1d7852cd56577fe22042dc030908a2200c

SHA512
1f72c74776ae9219a764ad16bc6fe62afdb97a2be45c26b116ad400a08e81fb13118c16ec8014635bdc31ff387bc7806e154b2f9c74b26878339a97a4659e700

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

Filesize
167KB

MD5
f7b54d0ab4c048a115f3d0b55c09ae29

SHA1
805c5a53e0f985b5e9c1b89f2cdf0e95d419114a

SHA256
4317a445e0f231494a0f328442153e1d7852cd56577fe22042dc030908a2200c

SHA512
1f72c74776ae9219a764ad16bc6fe62afdb97a2be45c26b116ad400a08e81fb13118c16ec8014635bdc31ff387bc7806e154b2f9c74b26878339a97a4659e700

Download Submit
memory/1456-58-0x0000000004AB0000-0x0000000004AC0000-memory.dmp

Filesize
64KB

Download
memory/1456-44-0x00000000064D0000-0x0000000006520000-memory.dmp

Filesize
320KB

Download
memory/1456-60-0x0000000006670000-0x000000000667A000-memory.dmp

Filesize
40KB

Download
memory/1456-59-0x0000000006960000-0x00000000069F2000-memory.dmp

Filesize
584KB

Download
memory/1456-56-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/1456-55-0x00000000065C0000-0x000000000665C000-memory.dmp

Filesize
624KB

Download
memory/1456-45-0x00000000066F0000-0x00000000068B2000-memory.dmp

Filesize
1.8MB

Download
memory/1456-35-0x0000000000240000-0x0000000000270000-memory.dmp

Filesize
192KB

Download
memory/1456-38-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/1456-41-0x0000000004AB0000-0x0000000004AC0000-memory.dmp

Filesize
64KB

Download
memory/1456-40-0x0000000004B60000-0x0000000004BC6000-memory.dmp

Filesize
408KB

Download
memory/2344-10-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/2344-9-0x0000000003260000-0x0000000003268000-memory.dmp

Filesize
32KB

Download
memory/2344-36-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/2344-7-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/3176-34-0x0000000000250000-0x00000000002F2000-memory.dmp

Filesize
648KB

Download
memory/3176-39-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/3176-68-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/3176-61-0x0000000005540000-0x000000000556C000-memory.dmp

Filesize
176KB

Download
memory/3176-57-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/3364-72-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/4724-0-0x00000000000E0000-0x000000000020A000-memory.dmp

Filesize
1.2MB

Download
memory/4724-37-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/4724-2-0x0000000005110000-0x00000000056B4000-memory.dmp

Filesize
5.6MB

Download
memory/4724-6-0x0000000004D60000-0x0000000004E9A000-memory.dmp

Filesize
1.2MB

Download
memory/4724-4-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/4724-3-0x0000000004B50000-0x0000000004B60000-memory.dmp

Filesize
64KB

Download
memory/4724-5-0x0000000004B50000-0x0000000004B60000-memory.dmp

Filesize
64KB

Download
memory/4724-1-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/5068-62-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/5068-69-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/5068-64-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download