agenttesla | e458cdccbc2d7aa7378c2f9113183ceec0a1ce1ee057cef817ab748c12265f34

General

Target

d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe
Size

698KB
MD5

d4104f8f71df1639d38987bb2e2faac1
SHA1

8d9d39087621a69814ce9073e0de0dea0f818951
SHA256

e458cdccbc2d7aa7378c2f9113183ceec0a1ce1ee057cef817ab748c12265f34
SHA512

3f32f3cbd71add2a3dd4034769a55f9157ecf7724cc99d936961dd7e4385d47206f6fdb4bb5d2d5b391ccc8bc32cb6a8992fa93d5ba80e39c990b90f65e3c73b
SSDEEP

12288:VBl8M3xpw1WYDo3hNSeJczWm/EyEowLYJNTzteGzyKxy1PeNw0xqtt:t8Gp+WVxkeJpm/zwLUDy16yt

Score

10^/10

agenttesla collection credential_access discovery evasion keylogger persistence spyware stealer trojan

Malware Config

Signatures

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

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/2608-17-0x0000000000400000-0x0000000000458000-memory.dmp	family_agenttesla
behavioral1/memory/2608-21-0x0000000000400000-0x0000000000458000-memory.dmp	family_agenttesla
behavioral1/memory/2608-19-0x0000000000400000-0x0000000000458000-memory.dmp	family_agenttesla
behavioral1/memory/2608-14-0x0000000000400000-0x0000000000458000-memory.dmp	family_agenttesla
behavioral1/memory/2608-13-0x0000000000400000-0x0000000000458000-memory.dmp	family_agenttesla

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
Disables Task Manager via registry modification
evasion
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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d4104f8f71df1639d38987bb2e2faac1_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-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\eAdobe = "C:\\Users\\Admin\\AppData\\Roaming\\eAdobe\\eAdobe.exe"	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2088 set thread context of 2608	2088	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe	32

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 4 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	REG.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
2080	REG.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
2604	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2088	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe
2088	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe
2608	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe
2608	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2088	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe
Token: SeDebugPrivilege	2608	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2088 wrote to memory of 2604	2088	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe	30
PID 2088 wrote to memory of 2604	2088	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe	30
PID 2088 wrote to memory of 2604	2088	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe	30
PID 2088 wrote to memory of 2604	2088	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe	30
PID 2088 wrote to memory of 2608	2088	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe	32
PID 2088 wrote to memory of 2608	2088	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe	32
PID 2088 wrote to memory of 2608	2088	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe	32
PID 2088 wrote to memory of 2608	2088	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe	32
PID 2088 wrote to memory of 2608	2088	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe	32
PID 2088 wrote to memory of 2608	2088	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe	32
PID 2088 wrote to memory of 2608	2088	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe	32
PID 2088 wrote to memory of 2608	2088	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe	32
PID 2088 wrote to memory of 2608	2088	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe	32
PID 2608 wrote to memory of 2080	2608	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe	34
PID 2608 wrote to memory of 2080	2608	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe	34
PID 2608 wrote to memory of 2080	2608	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe	34
PID 2608 wrote to memory of 2080	2608	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe	34

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d4104f8f71df1639d38987bb2e2faac1_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:2088
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DLomnFkDg" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5909.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2604
- C:\Users\Admin\AppData\Local\Temp\d4104f8f71df1639d38987bb2e2faac1_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\d4104f8f71df1639d38987bb2e2faac1_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 WriteProcessMemory
  - outlook_office_path
  - outlook_win_path
  PID:2608
- - C:\Windows\SysWOW64\REG.exe
    REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1 /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Modifies registry key
    PID:2080

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

2

T1112

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp5909.tmp

Filesize
1KB

MD5
79ca0d3062155b9649124386c5b92d7d

SHA1
c0467603ef270712cc454992393729782434985c

SHA256
d4c79731bf1affa063a01c0255ed6379680c8719dbc30b258a9a930fb93ee897

SHA512
170cc0a166b0ff605bde65ce6b1a72a2b126d857d77933997051583905121a8f74eac1c17534ec20f77932a19ff391fb7a4544046b990caecc902c608e565f7f

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

Filesize
698KB

MD5
d4104f8f71df1639d38987bb2e2faac1

SHA1
8d9d39087621a69814ce9073e0de0dea0f818951

SHA256
e458cdccbc2d7aa7378c2f9113183ceec0a1ce1ee057cef817ab748c12265f34

SHA512
3f32f3cbd71add2a3dd4034769a55f9157ecf7724cc99d936961dd7e4385d47206f6fdb4bb5d2d5b391ccc8bc32cb6a8992fa93d5ba80e39c990b90f65e3c73b

Download Submit
memory/2088-22-0x0000000073E80000-0x000000007442B000-memory.dmp

Filesize
5.7MB

Download
memory/2088-1-0x0000000073E80000-0x000000007442B000-memory.dmp

Filesize
5.7MB

Download
memory/2088-2-0x0000000073E80000-0x000000007442B000-memory.dmp

Filesize
5.7MB

Download
memory/2088-3-0x0000000073E80000-0x000000007442B000-memory.dmp

Filesize
5.7MB

Download
memory/2088-0-0x0000000073E81000-0x0000000073E82000-memory.dmp

Filesize
4KB

Download
memory/2608-19-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2608-11-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2608-23-0x0000000073E80000-0x000000007442B000-memory.dmp

Filesize
5.7MB

Download
memory/2608-17-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2608-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2608-14-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2608-13-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2608-21-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2608-24-0x0000000073E80000-0x000000007442B000-memory.dmp

Filesize
5.7MB

Download
memory/2608-25-0x0000000073E80000-0x000000007442B000-memory.dmp

Filesize
5.7MB

Download
memory/2608-26-0x0000000073E80000-0x000000007442B000-memory.dmp

Filesize
5.7MB

Download
memory/2608-27-0x0000000073E80000-0x000000007442B000-memory.dmp

Filesize
5.7MB

Download
memory/2608-9-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2608-30-0x0000000000B50000-0x0000000000B52000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads