agenttesla | bdc112926d3e7803c413575e3d50a5c314a992d9a80ed0920f948ebadd121b98

General

Target

ffb41217759c2a14ed1e0e4916de0667_JaffaCakes118.exe
Size

473KB
MD5

ffb41217759c2a14ed1e0e4916de0667
SHA1

bda692056eebb41fdeade9fa7558cac72d176eb4
SHA256

bdc112926d3e7803c413575e3d50a5c314a992d9a80ed0920f948ebadd121b98
SHA512

0918183e9f2236ffb0dba66dfbc87717982415fe60d7e98d036bd4d70e9fa9e2048f81a2e1d516f0f1f9916a7b4dcd18b94cbce2d04fb5d82d98543028983809
SSDEEP

6144:j7/taMI/YTRsoqQ8gGQ7H9MesIl5hlL7IGLrwR1/VwNf+sas7ZBMn0r:Uc1sRvgGQb9VsK5L9fwf/uNf+3sF0a

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.ecsglobelwire.com
Port:
587
Username:
[email protected]
Password:
y8bg_ep{3A$R

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/2664-19-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2664-17-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2664-15-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2664-11-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2664-12-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla

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	ffb41217759c2a14ed1e0e4916de0667_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	ffb41217759c2a14ed1e0e4916de0667_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ffb41217759c2a14ed1e0e4916de0667_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 764 set thread context of 2664	764	ffb41217759c2a14ed1e0e4916de0667_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	ffb41217759c2a14ed1e0e4916de0667_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ffb41217759c2a14ed1e0e4916de0667_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
1808	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2664	ffb41217759c2a14ed1e0e4916de0667_JaffaCakes118.exe
2664	ffb41217759c2a14ed1e0e4916de0667_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2664	ffb41217759c2a14ed1e0e4916de0667_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 764 wrote to memory of 1808	764	ffb41217759c2a14ed1e0e4916de0667_JaffaCakes118.exe	31
PID 764 wrote to memory of 1808	764	ffb41217759c2a14ed1e0e4916de0667_JaffaCakes118.exe	31
PID 764 wrote to memory of 1808	764	ffb41217759c2a14ed1e0e4916de0667_JaffaCakes118.exe	31
PID 764 wrote to memory of 1808	764	ffb41217759c2a14ed1e0e4916de0667_JaffaCakes118.exe	31
PID 764 wrote to memory of 2664	764	ffb41217759c2a14ed1e0e4916de0667_JaffaCakes118.exe	33
PID 764 wrote to memory of 2664	764	ffb41217759c2a14ed1e0e4916de0667_JaffaCakes118.exe	33
PID 764 wrote to memory of 2664	764	ffb41217759c2a14ed1e0e4916de0667_JaffaCakes118.exe	33
PID 764 wrote to memory of 2664	764	ffb41217759c2a14ed1e0e4916de0667_JaffaCakes118.exe	33
PID 764 wrote to memory of 2664	764	ffb41217759c2a14ed1e0e4916de0667_JaffaCakes118.exe	33
PID 764 wrote to memory of 2664	764	ffb41217759c2a14ed1e0e4916de0667_JaffaCakes118.exe	33
PID 764 wrote to memory of 2664	764	ffb41217759c2a14ed1e0e4916de0667_JaffaCakes118.exe	33
PID 764 wrote to memory of 2664	764	ffb41217759c2a14ed1e0e4916de0667_JaffaCakes118.exe	33
PID 764 wrote to memory of 2664	764	ffb41217759c2a14ed1e0e4916de0667_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	ffb41217759c2a14ed1e0e4916de0667_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	ffb41217759c2a14ed1e0e4916de0667_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\ffb41217759c2a14ed1e0e4916de0667_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ffb41217759c2a14ed1e0e4916de0667_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:764
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kEubUoCfPaFIih" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD5C6.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1808
- C:\Users\Admin\AppData\Local\Temp\ffb41217759c2a14ed1e0e4916de0667_JaffaCakes118.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2664

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

4

T1552

Credentials In Files

4

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\tmpD5C6.tmp

Filesize
1KB

MD5
15f67023d6917df3fe3a5c1248f60d25

SHA1
a7146c3507ea89e965745cbfe2ee1236a090446d

SHA256
1ea84b155aa50a55f94f4ba7e9c495054000bc01bdcef45d31c5e5f7948ae9c5

SHA512
7a12229b0d9e97d13a415dab8218c0ba848262d831a0e587aec9ef6520ae0854af97676bbb9fd35fcac9d101757df38d2ccde46b33a08daee40f1eb6ba360258

Download Submit
memory/764-0-0x00000000747C1000-0x00000000747C2000-memory.dmp

Filesize
4KB

Download
memory/764-2-0x00000000747C0000-0x0000000074D6B000-memory.dmp

Filesize
5.7MB

Download
memory/764-1-0x00000000747C0000-0x0000000074D6B000-memory.dmp

Filesize
5.7MB

Download
memory/764-3-0x00000000747C0000-0x0000000074D6B000-memory.dmp

Filesize
5.7MB

Download
memory/764-21-0x00000000747C0000-0x0000000074D6B000-memory.dmp

Filesize
5.7MB

Download
memory/2664-17-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2664-19-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2664-9-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2664-15-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2664-10-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2664-20-0x00000000747C0000-0x0000000074D6B000-memory.dmp

Filesize
5.7MB

Download
memory/2664-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2664-11-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2664-12-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2664-22-0x00000000747C0000-0x0000000074D6B000-memory.dmp

Filesize
5.7MB

Download
memory/2664-23-0x00000000747C0000-0x0000000074D6B000-memory.dmp

Filesize
5.7MB

Download
memory/2664-24-0x00000000747C0000-0x0000000074D6B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads