agenttesla | 189000b64e434ebe4a7a8107681c1eba0c29c9d3a79fa5cd12a6ce39ecb82ddf

General

Target

e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe
Size

1.4MB
MD5

e7f0c78464da0fd49c5f22ad775f3dbe
SHA1

d895f41ae7ee8358be5a64f00843413c12b8846e
SHA256

189000b64e434ebe4a7a8107681c1eba0c29c9d3a79fa5cd12a6ce39ecb82ddf
SHA512

a40d7aad940bc6dcfea23360a8a0e2ba89fe98543fc51c669c4c94212b3ba26aee6e5d8be6d4efc89d06f031a5ad97ee75e80715890692567b11a3f924490596
SSDEEP

24576:xbdtzCcYiqKGKMNjkZ71fAcQZ6hzp6WqQtapeCbINeLc:rFCimhkZxABZmwWqQ8Lc

Score

10^/10

agenttesla collection credential_access discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.spamora.net
Port:
587
Username:
[email protected]
Password:
Emotion22

Signatures

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

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/2796-26-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2796-23-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2796-21-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2796-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2796-17-0x0000000000400000-0x000000000043C000-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 3 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

Credentials from Web Browsers
T1555.003
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\MLdAu = "C:\\Users\\Admin\\AppData\\Roaming\\MLdAu\\MLdAu.exe"	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2076 set thread context of 2796	2076	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe	33

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2056	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2796	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe
2076	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe
2796	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2796	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe
Token: SeDebugPrivilege	2076	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2796	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2076 wrote to memory of 2056	2076	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe	31
PID 2076 wrote to memory of 2056	2076	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe	31
PID 2076 wrote to memory of 2056	2076	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe	31
PID 2076 wrote to memory of 2056	2076	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe	31
PID 2076 wrote to memory of 2796	2076	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe	33
PID 2076 wrote to memory of 2796	2076	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe	33
PID 2076 wrote to memory of 2796	2076	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe	33
PID 2076 wrote to memory of 2796	2076	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe	33
PID 2076 wrote to memory of 2796	2076	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe	33
PID 2076 wrote to memory of 2796	2076	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe	33
PID 2076 wrote to memory of 2796	2076	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe	33
PID 2076 wrote to memory of 2796	2076	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe	33
PID 2076 wrote to memory of 2796	2076	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe	33

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2076
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xxFVawOHqr" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6E3D.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2056
- C:\Users\Admin\AppData\Local\Temp\e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\e7f0c78464da0fd49c5f22ad775f3dbe_JaffaCakes118.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:2796

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

5

T1552

Credentials In Files

4

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmp6E3D.tmp

Filesize
1KB

MD5
c921dc8f3226bdb941740decb32af6c1

SHA1
05c6fd453483f7ccb32e4abb560775041f457591

SHA256
4fb6e9084a6ecf1f5eeff32b8ee8e6b859c614aaf78a74a018e7a528bf978fad

SHA512
cd89a00de62e1ae21386962fc25d82f43c2221c53a737f8fa5bdacea1175401d60683e58b3b7cbb5556eccb0a2cd6693cf1d7fdaf8415d5fbe19b50407b0aead

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

Filesize
1.4MB

MD5
e7f0c78464da0fd49c5f22ad775f3dbe

SHA1
d895f41ae7ee8358be5a64f00843413c12b8846e

SHA256
189000b64e434ebe4a7a8107681c1eba0c29c9d3a79fa5cd12a6ce39ecb82ddf

SHA512
a40d7aad940bc6dcfea23360a8a0e2ba89fe98543fc51c669c4c94212b3ba26aee6e5d8be6d4efc89d06f031a5ad97ee75e80715890692567b11a3f924490596

Download Submit
memory/2076-28-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/2076-3-0x0000000000710000-0x000000000072A000-memory.dmp

Filesize
104KB

Download
memory/2076-4-0x00000000746CE000-0x00000000746CF000-memory.dmp

Filesize
4KB

Download
memory/2076-5-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/2076-6-0x00000000062D0000-0x0000000006372000-memory.dmp

Filesize
648KB

Download
memory/2076-7-0x0000000000EB0000-0x0000000000EEC000-memory.dmp

Filesize
240KB

Download
memory/2076-2-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/2076-1-0x0000000001220000-0x000000000138A000-memory.dmp

Filesize
1.4MB

Download
memory/2076-0-0x00000000746CE000-0x00000000746CF000-memory.dmp

Filesize
4KB

Download
memory/2796-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2796-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2796-21-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2796-29-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/2796-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2796-27-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/2796-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2796-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2796-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2796-30-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/2796-31-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/2796-26-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads