agenttesla | 291c6a303c1015ad7801e1468b5f630fe73914182fbde360754ece704707a4bc

General

Target

7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe
Size

1.1MB
MD5

7a023bb056bd007f52f55f0c437cd571
SHA1

77c598b49f5b61012213bc790553205e266af9eb
SHA256

291c6a303c1015ad7801e1468b5f630fe73914182fbde360754ece704707a4bc
SHA512

7aced7159c38978fc3dac87c825144750481230df9b666d7e990408563b8f5c710c6f1b26e3d30d722524dc5cc287192c31df5c923b7a17b3b56d91155699256
SSDEEP

24576:rCAd9LxjhH70lCnAm7Qe8rPW9KojkaN77:rT4bmBKProjk277

Score

10^/10

agenttesla collection keylogger spyware stealer trojan upx

Malware Config

Signatures

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

AgentTesla payload 8 IoCs

resource	yara_rule
behavioral1/memory/2272-10-0x0000000000400000-0x00000000004AC000-memory.dmp	family_agenttesla
behavioral1/memory/2272-9-0x00000000003A0000-0x00000000003F0000-memory.dmp	family_agenttesla
behavioral1/memory/2272-8-0x00000000003A0000-0x00000000003F0000-memory.dmp	family_agenttesla
behavioral1/memory/2272-7-0x0000000000400000-0x00000000004AC000-memory.dmp	family_agenttesla
behavioral1/memory/2272-6-0x0000000000400000-0x00000000004AC000-memory.dmp	family_agenttesla
behavioral1/memory/2272-24-0x0000000000400000-0x00000000004AC000-memory.dmp	family_agenttesla
behavioral1/memory/2272-25-0x0000000000400000-0x00000000004AC000-memory.dmp	family_agenttesla
behavioral1/memory/2272-26-0x0000000000400000-0x00000000004AC000-memory.dmp	family_agenttesla

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

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2272-5-0x0000000000400000-0x00000000004AC000-memory.dmp	upx
behavioral1/memory/2272-3-0x0000000000400000-0x00000000004AC000-memory.dmp	upx
behavioral1/memory/2272-10-0x0000000000400000-0x00000000004AC000-memory.dmp	upx
behavioral1/memory/2272-7-0x0000000000400000-0x00000000004AC000-memory.dmp	upx
behavioral1/memory/2272-6-0x0000000000400000-0x00000000004AC000-memory.dmp	upx

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1728 set thread context of 2272	1728	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe	28

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
1728	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe
1044	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe
1044	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe
1044	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe
1044	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe
1044	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe
1044	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe
2272	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe
2272	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1728	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2272	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1728 wrote to memory of 2272	1728	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe	28
PID 1728 wrote to memory of 2272	1728	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe	28
PID 1728 wrote to memory of 2272	1728	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe	28
PID 1728 wrote to memory of 2272	1728	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe	28
PID 1728 wrote to memory of 1044	1728	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe	29
PID 1728 wrote to memory of 1044	1728	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe	29
PID 1728 wrote to memory of 1044	1728	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe	29
PID 1728 wrote to memory of 1044	1728	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe	29
PID 2272 wrote to memory of 2964	2272	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe	31
PID 2272 wrote to memory of 2964	2272	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe	31
PID 2272 wrote to memory of 2964	2272	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe	31
PID 2272 wrote to memory of 2964	2272	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1728
- C:\Users\Admin\AppData\Local\Temp\7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  - outlook_office_path
  - outlook_win_path
  PID:2272
- - C:\Windows\SysWOW64\netsh.exe
    "netsh" wlan show profile
    3⤵
    PID:2964
- C:\Users\Admin\AppData\Local\Temp\7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\7a023bb056bd007f52f55f0c437cd571_JaffaCakes118.exe" 2 2272 259399538
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1044

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1044-13-0x0000000000400000-0x000000000051B000-memory.dmp

Filesize
1.1MB

Download
memory/1044-12-0x0000000000400000-0x000000000051B000-memory.dmp

Filesize
1.1MB

Download
memory/1728-11-0x0000000000400000-0x000000000051B000-memory.dmp

Filesize
1.1MB

Download
memory/1728-2-0x0000000000370000-0x0000000000371000-memory.dmp

Filesize
4KB

Download
memory/1728-1-0x0000000000350000-0x0000000000360000-memory.dmp

Filesize
64KB

Download
memory/1728-0-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2272-3-0x0000000000400000-0x00000000004AC000-memory.dmp

Filesize
688KB

Download
memory/2272-8-0x00000000003A0000-0x00000000003F0000-memory.dmp

Filesize
320KB

Download
memory/2272-7-0x0000000000400000-0x00000000004AC000-memory.dmp

Filesize
688KB

Download
memory/2272-6-0x0000000000400000-0x00000000004AC000-memory.dmp

Filesize
688KB

Download
memory/2272-9-0x00000000003A0000-0x00000000003F0000-memory.dmp

Filesize
320KB

Download
memory/2272-10-0x0000000000400000-0x00000000004AC000-memory.dmp

Filesize
688KB

Download
memory/2272-5-0x0000000000400000-0x00000000004AC000-memory.dmp

Filesize
688KB

Download
memory/2272-24-0x0000000000400000-0x00000000004AC000-memory.dmp

Filesize
688KB

Download
memory/2272-25-0x0000000000400000-0x00000000004AC000-memory.dmp

Filesize
688KB

Download
memory/2272-26-0x0000000000400000-0x00000000004AC000-memory.dmp

Filesize
688KB

Download

Analysis

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