agenttesla | df5039197d98afa27ede1f1a8de46052de7ae716fd87d68b949b87649014b366 | Triage

Analysis

max time kernel
156s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240319-en
resource tags

arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
submitted
28-03-2024 16:14

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General

Target

0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe
Size

341KB
MD5

0a311b59eeabc0a3504ba54bb1fd8a62
SHA1

82b2e5f18c5ff7af38d4ae28d7ff6b8b39767390
SHA256

df5039197d98afa27ede1f1a8de46052de7ae716fd87d68b949b87649014b366
SHA512

07575a8cbae1ce9cb6d41c30663cada9394c1ad57fb662544f7196ccec727c7c3b30761ae27c030cf7c8490e50e53cc65e122023a21cb8e701e72083052307dd
SSDEEP

6144:GBlL/VGeKGDuGyGNQZLRQdsbZOwXP7YWx8O/6Rvh4K90iPxmJj36Xsw5r:EmBR4uOJWWO/zgxm2s2r

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot1803146213:AAHYyCRx7FggQ9LfPbrIs79ZUWCEc9wNnDo/sendDocument

Signatures

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

AgentTesla payload 5 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3116-8-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral2/memory/3116-9-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral2/memory/3116-10-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral2/memory/3116-11-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral2/memory/3116-14-0x00000000048F0000-0x000000000492C000-memory.dmp	family_agenttesla

Loads dropped DLL 1 IoCs

Processes:

0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe

pid process

1480 0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe
Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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

Email Collection

Processes:

0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe

description	pid	process	target process
PID 1480 set thread context of 3116	1480	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe

pid	process
3116	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe
3116	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe
3116	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe

description pid process

Token: SeDebugPrivilege 3116 0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe

description	pid	process	target process
PID 1480 wrote to memory of 3116	1480	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe
PID 1480 wrote to memory of 3116	1480	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe
PID 1480 wrote to memory of 3116	1480	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe
PID 1480 wrote to memory of 3116	1480	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe
PID 1480 wrote to memory of 3116	1480	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe
PID 1480 wrote to memory of 3116	1480	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe
PID 1480 wrote to memory of 3116	1480	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe
PID 1480 wrote to memory of 3116	1480	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe
PID 1480 wrote to memory of 3116	1480	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe
PID 1480 wrote to memory of 3116	1480	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe

outlook_office_path 1 IoCs

Processes:

0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe

outlook_win_path 1 IoCs

Processes:

0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1480

C:\Users\Admin\AppData\Local\Temp\0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0a311b59eeabc0a3504ba54bb1fd8a62_JaffaCakes118.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3116

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1044 --field-trial-handle=2276,i,5672504106535478802,17394903851940863593,262144 --variations-seed-version /prefetch:8
1⤵
PID:4844

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

Credentials In Files

Credentials in Registry

Discovery

System Information Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nssB3A1.tmp\czqp.dll
Filesize
24KB

MD5
d4e1b723e7687c5c404bc81cfce6a5ec

SHA1
dd6d741f860eb6ee59aab7455d895c2e0f394a55

SHA256
ae58d3fdef96fa5a1525a7ced314231b4883ed796fe8a42958d5bf24b21fa64d

SHA512
359c32988a018748b157fa93f38c6ef92b28508cbf86ca129218848679b009fa630d31198ce85d9c31e8815c24aeb8be428c1e882cf67936df8a85bd542d8a3c

Download Submit
memory/3116-8-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/3116-9-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/3116-10-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/3116-11-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/3116-12-0x0000000075230000-0x00000000759E0000-memory.dmp

Filesize
7.7MB

Download
memory/3116-13-0x0000000004A00000-0x0000000004A10000-memory.dmp

Filesize
64KB

Download
memory/3116-14-0x00000000048F0000-0x000000000492C000-memory.dmp

Filesize
240KB

Download
memory/3116-15-0x0000000004A00000-0x0000000004A10000-memory.dmp

Filesize
64KB

Download
memory/3116-16-0x0000000004A10000-0x0000000004FB4000-memory.dmp

Filesize
5.6MB

Download
memory/3116-17-0x0000000004FC0000-0x0000000005052000-memory.dmp

Filesize
584KB

Download
memory/3116-18-0x0000000004A00000-0x0000000004A10000-memory.dmp

Filesize
64KB

Download
memory/3116-19-0x00000000051B0000-0x000000000524C000-memory.dmp

Filesize
624KB

Download
memory/3116-20-0x0000000005C10000-0x0000000005C28000-memory.dmp

Filesize
96KB

Download
memory/3116-21-0x0000000005C50000-0x0000000005CB6000-memory.dmp

Filesize
408KB

Download
memory/3116-23-0x0000000075230000-0x00000000759E0000-memory.dmp

Filesize
7.7MB

Download
memory/3116-25-0x0000000004A00000-0x0000000004A10000-memory.dmp

Filesize
64KB

Download
memory/3116-26-0x0000000004A00000-0x0000000004A10000-memory.dmp

Filesize
64KB

Download
memory/3116-27-0x0000000004A00000-0x0000000004A10000-memory.dmp

Filesize
64KB

Download
memory/3116-28-0x0000000004A00000-0x0000000004A10000-memory.dmp

Filesize
64KB

Download
memory/3116-35-0x0000000005ED0000-0x0000000005F20000-memory.dmp

Filesize
320KB

Download
memory/3116-36-0x0000000005F20000-0x0000000005F2A000-memory.dmp

Filesize
40KB

Download