agenttesla | 057d53666aa40a761b4b096b884862cc108552bcb3a46bc92af7033e720612df

General

Target

19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe
Size

395KB
MD5

19ed94f5448950a9d5bcd63228a635b3
SHA1

e7a88d2e71f82ac41195e766a47d1b9fd497ffd1
SHA256

057d53666aa40a761b4b096b884862cc108552bcb3a46bc92af7033e720612df
SHA512

036b3736308545aea0d341c1c2ccd7156ac5ba37f9f8fe442104d814c145022f715b6b0fa126a76e1f6bc80119486091b7b85b1ccdc7284544a90057451e3333
SSDEEP

12288:tesvMU9Rthob6zMoqin2cQ5T6MQkMi0oJR4QuNzC:tXMUAazyTVQJi00vV

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
sg2plcpnl0023.prod.sin2.secureserver.net
Port:
587
Username:
[email protected]
Password:
User@40378

Signatures

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

AgentTesla payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1696-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

RegSvcs.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts RegSvcs.exe

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NXLun = "C:\\Users\\Admin\\AppData\\Roaming\\NXLun\\NXLun.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe

description pid process target process

PID 1720 set thread context of 1696 1720 19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe RegSvcs.exe

description	pid	process	target process
PID 1720 set thread context of 1696	1720	19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exeRegSvcs.exe

pid	process
1720	19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe
1720	19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe
1720	19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe
1720	19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe
1720	19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe
1720	19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe
1696	RegSvcs.exe
1696	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 1720 19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe
Token: SeDebugPrivilege 1696 RegSvcs.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe

pid process

1720 19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe
1720 19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe

description	pid	process
Token: SeDebugPrivilege	1720	19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe
Token: SeDebugPrivilege	1696	RegSvcs.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe

description	pid	process	target process
PID 1720 wrote to memory of 3740	1720	19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe	RegSvcs.exe
PID 1720 wrote to memory of 3740	1720	19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe	RegSvcs.exe
PID 1720 wrote to memory of 3740	1720	19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe	RegSvcs.exe
PID 1720 wrote to memory of 4380	1720	19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe	RegSvcs.exe
PID 1720 wrote to memory of 4380	1720	19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe	RegSvcs.exe
PID 1720 wrote to memory of 4380	1720	19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe	RegSvcs.exe
PID 1720 wrote to memory of 1696	1720	19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe	RegSvcs.exe
PID 1720 wrote to memory of 1696	1720	19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe	RegSvcs.exe
PID 1720 wrote to memory of 1696	1720	19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe	RegSvcs.exe
PID 1720 wrote to memory of 1696	1720	19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe	RegSvcs.exe
PID 1720 wrote to memory of 1696	1720	19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe	RegSvcs.exe
PID 1720 wrote to memory of 1696	1720	19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe	RegSvcs.exe
PID 1720 wrote to memory of 1696	1720	19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe	RegSvcs.exe
PID 1720 wrote to memory of 1696	1720	19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\19ed94f5448950a9d5bcd63228a635b3_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1720

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
PID:3740

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
PID:4380

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1696

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/1696-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1696-26-0x0000000004EF0000-0x0000000004F00000-memory.dmp

Filesize
64KB

Download
memory/1696-25-0x0000000004EF0000-0x0000000004F00000-memory.dmp

Filesize
64KB

Download
memory/1696-24-0x0000000006170000-0x00000000061C0000-memory.dmp

Filesize
320KB

Download
memory/1696-22-0x0000000004EF0000-0x0000000004F00000-memory.dmp

Filesize
64KB

Download
memory/1696-21-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/1696-19-0x0000000005CF0000-0x0000000005D56000-memory.dmp

Filesize
408KB

Download
memory/1696-18-0x0000000004F80000-0x0000000004F98000-memory.dmp

Filesize
96KB

Download
memory/1696-17-0x0000000004EF0000-0x0000000004F00000-memory.dmp

Filesize
64KB

Download
memory/1696-16-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/1720-6-0x00000000052B0000-0x00000000052C0000-memory.dmp

Filesize
64KB

Download
memory/1720-7-0x0000000008670000-0x000000000867E000-memory.dmp

Filesize
56KB

Download
memory/1720-12-0x0000000008D00000-0x0000000008D60000-memory.dmp

Filesize
384KB

Download
memory/1720-10-0x00000000052B0000-0x00000000052C0000-memory.dmp

Filesize
64KB

Download
memory/1720-15-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/1720-9-0x00000000052B0000-0x00000000052C0000-memory.dmp

Filesize
64KB

Download
memory/1720-8-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/1720-11-0x0000000008BB0000-0x0000000008C4C000-memory.dmp

Filesize
624KB

Download
memory/1720-0-0x0000000000650000-0x00000000006BA000-memory.dmp

Filesize
424KB

Download
memory/1720-5-0x0000000005140000-0x000000000514A000-memory.dmp

Filesize
40KB

Download
memory/1720-4-0x00000000052B0000-0x00000000052C0000-memory.dmp

Filesize
64KB

Download
memory/1720-3-0x0000000005080000-0x0000000005112000-memory.dmp

Filesize
584KB

Download
memory/1720-2-0x0000000005590000-0x0000000005B34000-memory.dmp

Filesize
5.6MB

Download
memory/1720-1-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads