agenttesla | 5d7566ee48f7c1525a1d0e5cf2e5463929d7ad9fe55519acec2a4fcb19507f7e

Analysis

max time kernel
124s
max time network
57s
platform
windows7_x64
resource
win7v20210410
submitted
27-07-2021 17:15

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Picture.exe
Size

918KB
MD5

cf43b0fc3cf4393bb542bd212a1af029
SHA1

44ff1cbf0831d6176bd6e98a46f354800e9d09d0
SHA256

5d7566ee48f7c1525a1d0e5cf2e5463929d7ad9fe55519acec2a4fcb19507f7e
SHA512

5279f393b145d8a4b0672ce5f75f8f777919e0b82ff3a7c3637e5753194fbbd4ace3a173e77d670ad7ab7f0d3cf5a33b65a3bb047cb16349178aea137382e04c

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

https://api.telegram.org/bot1802838691:AAHG-LDFE4ym6sqdeNCoNwT9JyuuNVsehko/sendDocument

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Modifies system executable filetype association 2 TTPs 1 IoCs
persistence

Modify Registry
T1112

Change Default File Association
T1042

Processes:

Picture.exe

description ioc process

Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" Picture.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	Picture.exe

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/956-78-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/956-79-0x000000000043770E-mapping.dmp	family_agenttesla
behavioral1/memory/956-82-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Executes dropped EXE 2 IoCs

Processes:

Picture.exePicture.exe

pid process

1800 Picture.exe
956 Picture.exe
Loads dropped DLL 5 IoCs

Processes:

Picture.exePicture.exe

pid process

1672 Picture.exe
1672 Picture.exe
1672 Picture.exe
1672 Picture.exe
1800 Picture.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
T1081
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
T1081
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
T1081

pid	process
1800	Picture.exe
956	Picture.exe

pid	process
1672	Picture.exe
1672	Picture.exe
1672	Picture.exe
1672	Picture.exe
1800	Picture.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Picture.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Windows\CurrentVersion\Run\iservice.exe = "C:\\Users\\Admin\\AppData\\Roaming\\iservice.exe\\iservice.exe.exe"	Picture.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Picture.exe

description pid process target process

PID 1800 set thread context of 956 1800 Picture.exe Picture.exe

description	pid	process	target process
PID 1800 set thread context of 956	1800	Picture.exe	Picture.exe

Drops file in Program Files directory 64 IoCs

Processes:

Picture.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	Picture.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	Picture.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	Picture.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	Picture.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\Google\Update\1335~1.452\GOBD5D~1.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wab.exe	Picture.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	Picture.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	Picture.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	Picture.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	Picture.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	Picture.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	Picture.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	Picture.exe
File opened for modification	C:\PROGRA~2\Google\Update\1335~1.452\GOOGLE~1.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\Google\Update\1335~1.452\GOF5E2~1.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	Picture.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	Picture.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\Google\Update\1335~1.452\GOOGLE~4.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\Google\Update\1335~1.452\GO664E~1.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\Google\Update\1335~1.452\GOFB2B~1.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	Picture.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	Picture.exe
File opened for modification	C:\PROGRA~2\Google\Update\1335~1.452\GOOGLE~3.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\Google\Update\1335~1.452\GOOGLE~2.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	Picture.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{F4220~1\VC_RED~1.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	Picture.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	Picture.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	Picture.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	Picture.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	Picture.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\WI4223~1\sidebar.exe	Picture.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE	Picture.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	Picture.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	Picture.exe

Drops file in Windows directory 1 IoCs

Processes:

Picture.exe

description ioc process

File opened for modification C:\Windows\svchost.com Picture.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Modifies registry class 1 IoCs

Processes:

Picture.exe

description ioc process

Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" Picture.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

Picture.exePicture.exe

pid process

1800 Picture.exe
1800 Picture.exe
956 Picture.exe
956 Picture.exe
956 Picture.exe
956 Picture.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Picture.exePicture.exe

description pid process

Token: SeDebugPrivilege 1800 Picture.exe
Token: SeDebugPrivilege 956 Picture.exe

description	ioc	process
File opened for modification	C:\Windows\svchost.com	Picture.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	Picture.exe

pid	process
1800	Picture.exe
1800	Picture.exe
956	Picture.exe
956	Picture.exe
956	Picture.exe
956	Picture.exe

description	pid	process
Token: SeDebugPrivilege	1800	Picture.exe
Token: SeDebugPrivilege	956	Picture.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

Picture.exePicture.exe

description	pid	process	target process
PID 1672 wrote to memory of 1800	1672	Picture.exe	Picture.exe
PID 1672 wrote to memory of 1800	1672	Picture.exe	Picture.exe
PID 1672 wrote to memory of 1800	1672	Picture.exe	Picture.exe
PID 1672 wrote to memory of 1800	1672	Picture.exe	Picture.exe
PID 1672 wrote to memory of 1800	1672	Picture.exe	Picture.exe
PID 1672 wrote to memory of 1800	1672	Picture.exe	Picture.exe
PID 1672 wrote to memory of 1800	1672	Picture.exe	Picture.exe
PID 1800 wrote to memory of 956	1800	Picture.exe	Picture.exe
PID 1800 wrote to memory of 956	1800	Picture.exe	Picture.exe
PID 1800 wrote to memory of 956	1800	Picture.exe	Picture.exe
PID 1800 wrote to memory of 956	1800	Picture.exe	Picture.exe
PID 1800 wrote to memory of 956	1800	Picture.exe	Picture.exe
PID 1800 wrote to memory of 956	1800	Picture.exe	Picture.exe
PID 1800 wrote to memory of 956	1800	Picture.exe	Picture.exe
PID 1800 wrote to memory of 956	1800	Picture.exe	Picture.exe
PID 1800 wrote to memory of 956	1800	Picture.exe	Picture.exe
PID 1800 wrote to memory of 956	1800	Picture.exe	Picture.exe
PID 1800 wrote to memory of 956	1800	Picture.exe	Picture.exe
PID 1800 wrote to memory of 956	1800	Picture.exe	Picture.exe

C:\Users\Admin\AppData\Local\Temp\Picture.exe
"C:\Users\Admin\AppData\Local\Temp\Picture.exe"
1⤵
- Modifies system executable filetype association
- Loads dropped DLL
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1672

C:\Users\Admin\AppData\Local\Temp\3582-490\Picture.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\Picture.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1800

C:\Users\Admin\AppData\Local\Temp\Picture.exe
C:\Users\Admin\AppData\Local\Temp\Picture.exe
3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:956

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Change Default File Association

T1042

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\3582-490\Picture.exe
MD5
dbedce8e808899925400d5054a0c23f5

SHA1
74bd0fb71ffb36f8b8328969f1db3a815904127f

SHA256
65ad5de571c458b30af37b85e2201a843c3e35ee90e358fa04e6b90fefe2e315

SHA512
ed6c86e9ae609088f3498b0fb07736234257d74d3f15b28f54beac8d90a1ca0014ce40c44958f92def621d6da176786be359029f9f2b898092228b0b55fc47dc

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\Picture.exe
MD5
dbedce8e808899925400d5054a0c23f5

SHA1
74bd0fb71ffb36f8b8328969f1db3a815904127f

SHA256
65ad5de571c458b30af37b85e2201a843c3e35ee90e358fa04e6b90fefe2e315

SHA512
ed6c86e9ae609088f3498b0fb07736234257d74d3f15b28f54beac8d90a1ca0014ce40c44958f92def621d6da176786be359029f9f2b898092228b0b55fc47dc

Download Submit
C:\Users\Admin\AppData\Local\Temp\Picture.exe
MD5
dbedce8e808899925400d5054a0c23f5

SHA1
74bd0fb71ffb36f8b8328969f1db3a815904127f

SHA256
65ad5de571c458b30af37b85e2201a843c3e35ee90e358fa04e6b90fefe2e315

SHA512
ed6c86e9ae609088f3498b0fb07736234257d74d3f15b28f54beac8d90a1ca0014ce40c44958f92def621d6da176786be359029f9f2b898092228b0b55fc47dc

Download Submit
C:\Users\Admin\AppData\Local\Temp\Picture.exe
MD5
dbedce8e808899925400d5054a0c23f5

SHA1
74bd0fb71ffb36f8b8328969f1db3a815904127f

SHA256
65ad5de571c458b30af37b85e2201a843c3e35ee90e358fa04e6b90fefe2e315

SHA512
ed6c86e9ae609088f3498b0fb07736234257d74d3f15b28f54beac8d90a1ca0014ce40c44958f92def621d6da176786be359029f9f2b898092228b0b55fc47dc

Download Submit
\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE
MD5
9e2b9928c89a9d0da1d3e8f4bd96afa7

SHA1
ec66cda99f44b62470c6930e5afda061579cde35

SHA256
8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

SHA512
2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

Download Submit
\PROGRA~2\Google\Temp\GUME011.tmp\GOFB2B~1.EXE
MD5
583ff3367e050c4d62bc03516473b40a

SHA1
6aa1d26352b78310e711884829c35a69ed1bf0f9

SHA256
6b63f8dd47d8b3baa71b6cd205d428861b96bf09cf479071e75ddd23f97c0146

SHA512
e9bdd5cc2e29db48cc524488fbadb08e808f17f6e18fa595cfebae229c94f2547079e52a2ada214169577b89b2ffbef424729cd90acdea3774f5c76aec192be0

Download Submit
\PROGRA~2\Google\Update\1335~1.452\GOFB2B~1.EXE
MD5
583ff3367e050c4d62bc03516473b40a

SHA1
6aa1d26352b78310e711884829c35a69ed1bf0f9

SHA256
6b63f8dd47d8b3baa71b6cd205d428861b96bf09cf479071e75ddd23f97c0146

SHA512
e9bdd5cc2e29db48cc524488fbadb08e808f17f6e18fa595cfebae229c94f2547079e52a2ada214169577b89b2ffbef424729cd90acdea3774f5c76aec192be0

Download Submit
\Users\Admin\AppData\Local\Temp\3582-490\Picture.exe
MD5
dbedce8e808899925400d5054a0c23f5

SHA1
74bd0fb71ffb36f8b8328969f1db3a815904127f

SHA256
65ad5de571c458b30af37b85e2201a843c3e35ee90e358fa04e6b90fefe2e315

SHA512
ed6c86e9ae609088f3498b0fb07736234257d74d3f15b28f54beac8d90a1ca0014ce40c44958f92def621d6da176786be359029f9f2b898092228b0b55fc47dc

Download Submit
\Users\Admin\AppData\Local\Temp\Picture.exe
MD5
dbedce8e808899925400d5054a0c23f5

SHA1
74bd0fb71ffb36f8b8328969f1db3a815904127f

SHA256
65ad5de571c458b30af37b85e2201a843c3e35ee90e358fa04e6b90fefe2e315

SHA512
ed6c86e9ae609088f3498b0fb07736234257d74d3f15b28f54beac8d90a1ca0014ce40c44958f92def621d6da176786be359029f9f2b898092228b0b55fc47dc

Download Submit
memory/956-79-0x000000000043770E-mapping.dmp

Download
memory/956-84-0x0000000004B60000-0x0000000004B61000-memory.dmp

Filesize
4KB

Download
memory/956-82-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/956-85-0x0000000004B61000-0x0000000004B62000-memory.dmp

Filesize
4KB

Download
memory/956-78-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1672-59-0x00000000767B1000-0x00000000767B3000-memory.dmp

Filesize
8KB

Download
memory/1800-64-0x0000000001230000-0x0000000001231000-memory.dmp

Filesize
4KB

Download
memory/1800-76-0x00000000054B0000-0x0000000005526000-memory.dmp

Filesize
472KB

Download
memory/1800-71-0x0000000004720000-0x000000000477B000-memory.dmp

Filesize
364KB

Download
memory/1800-70-0x0000000004D15000-0x0000000004D26000-memory.dmp

Filesize
68KB

Download
memory/1800-67-0x0000000004D10000-0x0000000004D11000-memory.dmp

Filesize
4KB

Download
memory/1800-61-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads