agenttesla | 25bc1cf00d730f13e41b42d5cf7c78127f55acc4dba2132856c294b0b1270292

General

Target

fb131d9c84964c5962d87c1b2f1c261d_JaffaCakes118.exe
Size

911KB
MD5

fb131d9c84964c5962d87c1b2f1c261d
SHA1

acaee9bf48c07e64c730fa1bca185714b7765453
SHA256

25bc1cf00d730f13e41b42d5cf7c78127f55acc4dba2132856c294b0b1270292
SHA512

79061c3876f7d90c5d2338d2f815f8b9407e38dfdbc8171d9d6a0f43f6d97be46b1e6f2752890a25c57c50b6639c9cfde144bcee5f1362d49658c3e7a2043eea
SSDEEP

12288:610/X3FfmggxUj5Ww6DSlOtP/guSTWbC/QRsL9dc7L5FJC8Y6L/dHK7zCzKboAxR:i0/9ixU6DSlu/guC0C/c7LLYAw0Kbo0

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.ddreq.in
Port:
587
Username:
[email protected]
Password:
yT%WV#U3

Signatures

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

AgentTesla payload 1 IoCs

resource	yara_rule
behavioral2/memory/4428-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

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-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1788 set thread context of 4428	1788	fb131d9c84964c5962d87c1b2f1c261d_JaffaCakes118.exe	92

System Location Discovery: System Language Discovery 1 TTPs 2 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	fb131d9c84964c5962d87c1b2f1c261d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1788	fb131d9c84964c5962d87c1b2f1c261d_JaffaCakes118.exe
1788	fb131d9c84964c5962d87c1b2f1c261d_JaffaCakes118.exe
1788	fb131d9c84964c5962d87c1b2f1c261d_JaffaCakes118.exe
4428	RegSvcs.exe
4428	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1788	fb131d9c84964c5962d87c1b2f1c261d_JaffaCakes118.exe
Token: SeDebugPrivilege	4428	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4428	RegSvcs.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1788 wrote to memory of 4280	1788	fb131d9c84964c5962d87c1b2f1c261d_JaffaCakes118.exe	91
PID 1788 wrote to memory of 4280	1788	fb131d9c84964c5962d87c1b2f1c261d_JaffaCakes118.exe	91
PID 1788 wrote to memory of 4280	1788	fb131d9c84964c5962d87c1b2f1c261d_JaffaCakes118.exe	91
PID 1788 wrote to memory of 4428	1788	fb131d9c84964c5962d87c1b2f1c261d_JaffaCakes118.exe	92
PID 1788 wrote to memory of 4428	1788	fb131d9c84964c5962d87c1b2f1c261d_JaffaCakes118.exe	92
PID 1788 wrote to memory of 4428	1788	fb131d9c84964c5962d87c1b2f1c261d_JaffaCakes118.exe	92
PID 1788 wrote to memory of 4428	1788	fb131d9c84964c5962d87c1b2f1c261d_JaffaCakes118.exe	92
PID 1788 wrote to memory of 4428	1788	fb131d9c84964c5962d87c1b2f1c261d_JaffaCakes118.exe	92
PID 1788 wrote to memory of 4428	1788	fb131d9c84964c5962d87c1b2f1c261d_JaffaCakes118.exe	92
PID 1788 wrote to memory of 4428	1788	fb131d9c84964c5962d87c1b2f1c261d_JaffaCakes118.exe	92
PID 1788 wrote to memory of 4428	1788	fb131d9c84964c5962d87c1b2f1c261d_JaffaCakes118.exe	92

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\fb131d9c84964c5962d87c1b2f1c261d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fb131d9c84964c5962d87c1b2f1c261d_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1788
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:4280
- 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
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:4428

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1788-10-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/1788-5-0x00000000053A0000-0x00000000053AA000-memory.dmp

Filesize
40KB

Download
memory/1788-0-0x00000000749CE000-0x00000000749CF000-memory.dmp

Filesize
4KB

Download
memory/1788-3-0x0000000005A10000-0x0000000005FB4000-memory.dmp

Filesize
5.6MB

Download
memory/1788-4-0x0000000005460000-0x00000000054F2000-memory.dmp

Filesize
584KB

Download
memory/1788-7-0x00000000056E0000-0x0000000005736000-memory.dmp

Filesize
344KB

Download
memory/1788-6-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/1788-16-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/1788-8-0x00000000058A0000-0x00000000058B6000-memory.dmp

Filesize
88KB

Download
memory/1788-12-0x0000000009610000-0x000000000964C000-memory.dmp

Filesize
240KB

Download
memory/1788-1-0x0000000000920000-0x0000000000A0A000-memory.dmp

Filesize
936KB

Download
memory/1788-2-0x00000000053C0000-0x000000000545C000-memory.dmp

Filesize
624KB

Download
memory/1788-9-0x00000000749CE000-0x00000000749CF000-memory.dmp

Filesize
4KB

Download
memory/1788-11-0x0000000006FF0000-0x000000000708E000-memory.dmp

Filesize
632KB

Download
memory/4428-23-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/4428-15-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/4428-17-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/4428-18-0x0000000005A10000-0x0000000005A28000-memory.dmp

Filesize
96KB

Download
memory/4428-19-0x00000000063B0000-0x0000000006416000-memory.dmp

Filesize
408KB

Download
memory/4428-20-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/4428-21-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/4428-22-0x0000000006880000-0x00000000068D0000-memory.dmp

Filesize
320KB

Download
memory/4428-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

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