agenttesla | d29937e303f96d0556f01861f4004aab8c953e2a6953d56cfbb1a9792f005e61

General

Target

02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
Size

478KB
MD5

02624ca6e02b3b987cf4c61f0af4bd94
SHA1

67fda8b88a7b90e5b838c0f88f7fc4b184d3f025
SHA256

d29937e303f96d0556f01861f4004aab8c953e2a6953d56cfbb1a9792f005e61
SHA512

a9302979533e0f94b7781be5eccbd2fb1de22dab9c49c4eb0ede66129df07134bc789251a70505b5cdd946e848e5dd95e534a0ac3d20fcc5c4997f6a3e59d129
SSDEEP

12288:0Wqq5XmSi9oBNiUkc4leJbgmdl4rlbW/BwpPuv08CZ:ZiONiNeFXl4RbWJwtuoZ

Score

10^/10

agenttesla evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.nusatek.com
Port:
587
Username:
[email protected]
Password:
nusatek187753d
Email To:
[email protected]

Signatures

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

Modifies Windows Defender Real-time Protection settings 3 TTPs 4 IoCs

evasion trojan

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

Processes:

02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

AgentTesla payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1968-24-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1968-26-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1968-29-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1968-30-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1968-31-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

Looks for VMWare Tools registry key 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

description ioc process

Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

description	pid	process	target process
PID 2364 set thread context of 1968	2364	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

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

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

1584 schtasks.exe

pid	process
1584	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

powershell.exe02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

pid	process
2380	powershell.exe
2364	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
1968	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
1968	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

powershell.exe02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

description	pid	process
Token: SeDebugPrivilege	2380	powershell.exe
Token: SeDebugPrivilege	2364	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
Token: SeDebugPrivilege	1968	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

description	pid	process	target process
PID 2364 wrote to memory of 2380	2364	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	powershell.exe
PID 2364 wrote to memory of 2380	2364	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	powershell.exe
PID 2364 wrote to memory of 2380	2364	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	powershell.exe
PID 2364 wrote to memory of 2380	2364	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	powershell.exe
PID 2364 wrote to memory of 1584	2364	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	schtasks.exe
PID 2364 wrote to memory of 1584	2364	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	schtasks.exe
PID 2364 wrote to memory of 1584	2364	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	schtasks.exe
PID 2364 wrote to memory of 1584	2364	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	schtasks.exe
PID 2364 wrote to memory of 1968	2364	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
PID 2364 wrote to memory of 1968	2364	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
PID 2364 wrote to memory of 1968	2364	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
PID 2364 wrote to memory of 1968	2364	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
PID 2364 wrote to memory of 1968	2364	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
PID 2364 wrote to memory of 1968	2364	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
PID 2364 wrote to memory of 1968	2364	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
PID 2364 wrote to memory of 1968	2364	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
PID 2364 wrote to memory of 1968	2364	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe"
1⤵
- Modifies Windows Defender Real-time Protection settings
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Windows security modification
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2364

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"powershell" Get-MpPreference -verbose
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2380

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BUZvxDO" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2424.tmp"
2⤵
- Creates scheduled task(s)
PID:1584

C:\Users\Admin\AppData\Local\Temp\02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1968

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Create or Modify System Process

1

T1543

Windows Service

Scheduled Task/Job

Privilege Escalation

Create or Modify System Process

1

T1543

Windows Service

Scheduled Task/Job

Defense Evasion

Impair Defenses

2

T1562

Disable or Modify Tools

Modify Registry

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

3

T1082

Virtualization/Sandbox Evasion

2

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmp2424.tmp

Filesize
1KB

MD5
c7520302ec666d57f69be1537ab67e6a

SHA1
2af15d9c7430311bf0e79ad3976b847f53580c2c

SHA256
2caa5c9a14fd49caf33bb8e293d77d2ec668af607f9ccb7dac6c693a2f61c358

SHA512
5488d744d74c798c61637fc636242c37f115836376f782eb44c3b0989cf88cd0287faa8ce73d83314ad8cbbbfb3ac213d302773b538435ec19185e9065cbce1e

Download Submit
memory/1968-31-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1968-30-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1968-29-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1968-26-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1968-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1968-24-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1968-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1968-20-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2364-5-0x0000000004CF0000-0x0000000004D30000-memory.dmp

Filesize
256KB

Download
memory/2364-3-0x0000000000570000-0x000000000057A000-memory.dmp

Filesize
40KB

Download
memory/2364-32-0x0000000074550000-0x0000000074C3E000-memory.dmp

Filesize
6.9MB

Download
memory/2364-1-0x0000000074550000-0x0000000074C3E000-memory.dmp

Filesize
6.9MB

Download
memory/2364-2-0x0000000004CF0000-0x0000000004D30000-memory.dmp

Filesize
256KB

Download
memory/2364-4-0x0000000074550000-0x0000000074C3E000-memory.dmp

Filesize
6.9MB

Download
memory/2364-7-0x0000000000D50000-0x0000000000D90000-memory.dmp

Filesize
256KB

Download
memory/2364-6-0x0000000004320000-0x000000000437E000-memory.dmp

Filesize
376KB

Download
memory/2364-0-0x0000000000DA0000-0x0000000000E1E000-memory.dmp

Filesize
504KB

Download
memory/2380-10-0x000000006F3A0000-0x000000006F94B000-memory.dmp

Filesize
5.7MB

Download
memory/2380-12-0x000000006F3A0000-0x000000006F94B000-memory.dmp

Filesize
5.7MB

Download
memory/2380-11-0x00000000026E0000-0x0000000002720000-memory.dmp

Filesize
256KB

Download
memory/2380-14-0x000000006F3A0000-0x000000006F94B000-memory.dmp

Filesize
5.7MB

Download
memory/2380-13-0x00000000026E0000-0x0000000002720000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads