agenttesla | 6bacf77670384a05f1d69cb99036ad040616b48f2aa42c269b0e7b007ded1a6d

General

Target

dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe
Size

434KB
MD5

dbc9260d15a78fbca519139ac312d3da
SHA1

a69da485e9f1f4ac01ffa9dc14c4a29fb0f91edb
SHA256

6bacf77670384a05f1d69cb99036ad040616b48f2aa42c269b0e7b007ded1a6d
SHA512

160bfbaf46da0ad08a1ee09b251ad6a2340d3e6de3f465182153171dbfe89f14601266b2db3c363eaa79d23d29fd2823418b5fbf2161ac9e601b66aec50d103c
SSDEEP

6144:DMVH0XmQm/h0qEtNRociAnPtwjq1qjqwiE282T7DFI7O6qDpjnKqysR4tvUjPpPq:DrXmQm/hPE/fiAnPtkZ2WR+prKTsUUk

Score

10^/10

agenttesla collection credential_access discovery evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.totallyanonymous.com
Port:
587
Username:
[email protected]
Password:
R$i;Kx25esuR

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

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/2624-21-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2624-25-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2624-23-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2624-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2624-17-0x0000000000400000-0x000000000043C000-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

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\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

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\gqdBJdt = "C:\\Users\\Admin\\AppData\\Roaming\\gqdBJdt\\gqdBJdt.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2148 set thread context of 2624	2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe	34

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	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2752	powershell.exe
2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe
2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe
2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe
2624	RegSvcs.exe
2624	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2752	powershell.exe
Token: SeDebugPrivilege	2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe
Token: SeDebugPrivilege	2624	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2624	RegSvcs.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2148 wrote to memory of 2752	2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe	31
PID 2148 wrote to memory of 2752	2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe	31
PID 2148 wrote to memory of 2752	2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe	31
PID 2148 wrote to memory of 2752	2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe	31
PID 2148 wrote to memory of 2792	2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe	33
PID 2148 wrote to memory of 2792	2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe	33
PID 2148 wrote to memory of 2792	2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe	33
PID 2148 wrote to memory of 2792	2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe	33
PID 2148 wrote to memory of 2792	2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe	33
PID 2148 wrote to memory of 2792	2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe	33
PID 2148 wrote to memory of 2792	2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe	33
PID 2148 wrote to memory of 2624	2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe	34
PID 2148 wrote to memory of 2624	2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe	34
PID 2148 wrote to memory of 2624	2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe	34
PID 2148 wrote to memory of 2624	2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe	34
PID 2148 wrote to memory of 2624	2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe	34
PID 2148 wrote to memory of 2624	2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe	34
PID 2148 wrote to memory of 2624	2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe	34
PID 2148 wrote to memory of 2624	2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe	34
PID 2148 wrote to memory of 2624	2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe	34
PID 2148 wrote to memory of 2624	2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe	34
PID 2148 wrote to memory of 2624	2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe	34
PID 2148 wrote to memory of 2624	2148	dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe	34

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\dbc9260d15a78fbca519139ac312d3da_JaffaCakes118.exe"
1⤵
- Modifies Windows Defender Real-time Protection settings
- Windows security modification
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2148
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell" Get-MpPreference -verbose
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2752
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:2792
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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 SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:2624

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

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Impair Defenses

2

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/2148-0-0x000000007463E000-0x000000007463F000-memory.dmp

Filesize
4KB

Download
memory/2148-1-0x0000000001030000-0x00000000010A2000-memory.dmp

Filesize
456KB

Download
memory/2148-2-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2148-3-0x0000000000280000-0x000000000028A000-memory.dmp

Filesize
40KB

Download
memory/2148-4-0x000000007463E000-0x000000007463F000-memory.dmp

Filesize
4KB

Download
memory/2148-5-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2148-6-0x0000000004870000-0x00000000048C2000-memory.dmp

Filesize
328KB

Download
memory/2148-7-0x0000000000E20000-0x0000000000E5E000-memory.dmp

Filesize
248KB

Download
memory/2148-26-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2624-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2624-21-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2624-25-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2624-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2624-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2624-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2624-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2624-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2752-12-0x000000006F480000-0x000000006FA2B000-memory.dmp

Filesize
5.7MB

Download
memory/2752-13-0x000000006F480000-0x000000006FA2B000-memory.dmp

Filesize
5.7MB

Download
memory/2752-14-0x000000006F480000-0x000000006FA2B000-memory.dmp

Filesize
5.7MB

Download
memory/2752-11-0x000000006F480000-0x000000006FA2B000-memory.dmp

Filesize
5.7MB

Download
memory/2752-10-0x000000006F481000-0x000000006F482000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads