agenttesla | 44626bc9df2e081ebc1f0ea60cc5826ae5d4297bf26c049b949eafee5fd6be39

General

Target

e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe
Size

467KB
MD5

e29dfdf85c25484ddbb843ac07dd9136
SHA1

99f56c268c3b9c3559e450b485e7cf0b9077b952
SHA256

44626bc9df2e081ebc1f0ea60cc5826ae5d4297bf26c049b949eafee5fd6be39
SHA512

00185e031628968a7392cf636e3b395ceb871ba733400728acf768605bc7fabf6da16f7e8c9b68c9cc8812491b42bd1452fa7970ab440d13f4d3b3d1339134ec
SSDEEP

12288:pACBimX2zfi4IFGqfCzk7cwaX0iligBSfGdZENMqwpBky0308uxTL5:pACBimX2zfi4IFGqfCzk7cwaX0ilAOd/

Score

10^/10

agenttesla collection credential_access discovery keylogger persistence privilege_escalation spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.zoho.com
Port:
587
Username:
[email protected]
Password:
LEEFORD12

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.zoho.com
Port:
587
Username:
[email protected]
Password:
LEEFORD12

Signatures

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

AgentTesla payload 1 IoCs

resource	yara_rule
behavioral2/memory/4368-8-0x0000000000400000-0x0000000000452000-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

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe

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
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-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 840 set thread context of 4368	840	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe	88

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

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe

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	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 1 IoCs

Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

discovery

Wi-Fi Discovery

T1016.002

pid	Process
2384	netsh.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
3596	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4368	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe
4368	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	840	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe
Token: SeDebugPrivilege	4368	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4368	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 840 wrote to memory of 3596	840	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe	86
PID 840 wrote to memory of 3596	840	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe	86
PID 840 wrote to memory of 3596	840	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe	86
PID 840 wrote to memory of 4368	840	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe	88
PID 840 wrote to memory of 4368	840	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe	88
PID 840 wrote to memory of 4368	840	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe	88
PID 840 wrote to memory of 4368	840	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe	88
PID 840 wrote to memory of 4368	840	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe	88
PID 840 wrote to memory of 4368	840	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe	88
PID 840 wrote to memory of 4368	840	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe	88
PID 840 wrote to memory of 4368	840	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe	88
PID 4368 wrote to memory of 2384	4368	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe	98
PID 4368 wrote to memory of 2384	4368	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe	98
PID 4368 wrote to memory of 2384	4368	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe	98

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:840
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rtkZkdW" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6189.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3596
- C:\Users\Admin\AppData\Local\Temp\e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe
  "{path}"
  2⤵
  - Drops file in Drivers directory
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  - outlook_office_path
  - outlook_win_path
  PID:4368
- - C:\Windows\SysWOW64\netsh.exe
    "netsh" wlan show profile
    3⤵
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Wi-Fi Discovery
    PID:2384

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

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

5

T1552

Credentials In Files

4

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Wi-Fi Discovery

1

T1016.002

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\Microsoft\CLR_v2.0_32\UsageLogs\e29dfdf85c25484ddbb843ac07dd9136_JaffaCakes118.exe.log

Filesize
496B

MD5
cb76b18ebed3a9f05a14aed43d35fba6

SHA1
836a4b4e351846fca08b84149cb734cb59b8c0d6

SHA256
8d0edecf54cbbdf7981c8e41a3ed8621503188a87415f9af0fb8d890b138c349

SHA512
7631141e4a6dda29452ada666326837372cd3d045f773006f63d9eff15d9432ed00029d9108a72c1a3b858377600a2aab2c9ec03764285c8801b6019babcf21c

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp6189.tmp

Filesize
1KB

MD5
fd2a71b9efc933af3af22ab862ba56c2

SHA1
74f6bb07647b65ad4d326ae8b4f4ace09061a041

SHA256
9b80c3f32ae3ec185eec23db445f289dce3704ccfc30690f5e250da9bd8fda12

SHA512
fb38e5881367dd3ca8f3d27adc10b4124c6b204b1adb06084717043c64f3bbabbdfa30340e89acd9d0e6b591fafb4a639160fc3b2ed3d13e52275626a3c2d4cc

Download Submit
memory/840-0-0x00000000751C2000-0x00000000751C3000-memory.dmp

Filesize
4KB

Download
memory/840-1-0x00000000751C0000-0x0000000075771000-memory.dmp

Filesize
5.7MB

Download
memory/840-2-0x00000000751C0000-0x0000000075771000-memory.dmp

Filesize
5.7MB

Download
memory/840-11-0x00000000751C0000-0x0000000075771000-memory.dmp

Filesize
5.7MB

Download
memory/4368-8-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4368-12-0x00000000751C0000-0x0000000075771000-memory.dmp

Filesize
5.7MB

Download
memory/4368-13-0x00000000751C0000-0x0000000075771000-memory.dmp

Filesize
5.7MB

Download
memory/4368-15-0x00000000751C0000-0x0000000075771000-memory.dmp

Filesize
5.7MB

Download
memory/4368-16-0x00000000751C0000-0x0000000075771000-memory.dmp

Filesize
5.7MB

Download
memory/4368-23-0x00000000751C0000-0x0000000075771000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads