agenttesla | 16bb427bc8d68658c2ce3423ef17b29e6fba35b4dc9f0759f1544b2599612438

General

Target

d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe
Size

609KB
MD5

d8941c3902bd66750b5ec217816ef5f8
SHA1

1ece57aa7ff86651be4ecc6250f8370004141afd
SHA256

16bb427bc8d68658c2ce3423ef17b29e6fba35b4dc9f0759f1544b2599612438
SHA512

f91ffa71c83778232feb00ecbadcc09386deec9cc8e3668aaf13e33c6d716c90ad1da276863e6d54321b8deed47c6c9293fea98c9e3e4619ece1369aa3b79469
SSDEEP

12288:yhvaUdWf4iDI4/ahOjy9W0l7Ap5gywna0:aiUdvXIahT9W/gNa

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.rapidmail.ec
Port:
587
Username:
[email protected]
Password:
icui4cu2@@
Email To:
[email protected]

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/4504-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1608 set thread context of 4504	1608	d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe	97

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1608	d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe
1608	d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe
4504	d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe
4504	d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1608	d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe
Token: SeDebugPrivilege	4504	d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1608 wrote to memory of 2256	1608	d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe	96
PID 1608 wrote to memory of 2256	1608	d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe	96
PID 1608 wrote to memory of 2256	1608	d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe	96
PID 1608 wrote to memory of 4504	1608	d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe	97
PID 1608 wrote to memory of 4504	1608	d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe	97
PID 1608 wrote to memory of 4504	1608	d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe	97
PID 1608 wrote to memory of 4504	1608	d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe	97
PID 1608 wrote to memory of 4504	1608	d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe	97
PID 1608 wrote to memory of 4504	1608	d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe	97
PID 1608 wrote to memory of 4504	1608	d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe	97
PID 1608 wrote to memory of 4504	1608	d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe	97

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1608
- C:\Users\Admin\AppData\Local\Temp\d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe"
  2⤵
  PID:2256
- C:\Users\Admin\AppData\Local\Temp\d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4504

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\d8941c3902bd66750b5ec217816ef5f8_JaffaCakes118.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/1608-10-0x0000000006D00000-0x0000000006D5E000-memory.dmp

Filesize
376KB

Download
memory/1608-2-0x0000000005930000-0x0000000005ED4000-memory.dmp

Filesize
5.6MB

Download
memory/1608-3-0x00000000052C0000-0x0000000005352000-memory.dmp

Filesize
584KB

Download
memory/1608-4-0x0000000005520000-0x0000000005530000-memory.dmp

Filesize
64KB

Download
memory/1608-5-0x0000000005270000-0x000000000527A000-memory.dmp

Filesize
40KB

Download
memory/1608-6-0x00000000058F0000-0x0000000005908000-memory.dmp

Filesize
96KB

Download
memory/1608-7-0x0000000074AF0000-0x00000000752A0000-memory.dmp

Filesize
7.7MB

Download
memory/1608-8-0x0000000005520000-0x0000000005530000-memory.dmp

Filesize
64KB

Download
memory/1608-0-0x0000000000960000-0x00000000009FE000-memory.dmp

Filesize
632KB

Download
memory/1608-9-0x0000000006C30000-0x0000000006CCC000-memory.dmp

Filesize
624KB

Download
memory/1608-15-0x0000000074AF0000-0x00000000752A0000-memory.dmp

Filesize
7.7MB

Download
memory/1608-1-0x0000000074AF0000-0x00000000752A0000-memory.dmp

Filesize
7.7MB

Download
memory/4504-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4504-14-0x0000000074AF0000-0x00000000752A0000-memory.dmp

Filesize
7.7MB

Download
memory/4504-16-0x0000000005990000-0x00000000059A0000-memory.dmp

Filesize
64KB

Download
memory/4504-17-0x0000000005970000-0x0000000005988000-memory.dmp

Filesize
96KB

Download
memory/4504-18-0x00000000066B0000-0x0000000006716000-memory.dmp

Filesize
408KB

Download
memory/4504-19-0x0000000074AF0000-0x00000000752A0000-memory.dmp

Filesize
7.7MB

Download
memory/4504-20-0x0000000005990000-0x00000000059A0000-memory.dmp

Filesize
64KB

Download
memory/4504-21-0x0000000005720000-0x0000000005770000-memory.dmp

Filesize
320KB

Download

Analysis

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