agenttesla | 6f3662d95219580e6b62a2db3e0a255f3111fe12c668b5695450e50b910089f7

General

Target

6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exe
Size

400KB
MD5

6bf725517cae8667409c5b539cd7caa4
SHA1

92a01c0d9056b3859bd722bdcfac687a849d2c6b
SHA256

6f3662d95219580e6b62a2db3e0a255f3111fe12c668b5695450e50b910089f7
SHA512

9599f6fe39659943787d8eb5e056bccd2e6c423d0378c6b32cca5c8f4e1e9925ad00b873e34e3c37efec5d952a1f72e2e9b4696cff3f6009c7069dbe666f5420
SSDEEP

6144:KJZj3XBjlkq27zgxRbWvW6Fy0s4kplyDyMOWTXTLktN:OzZo7cvb8ZA0BrDyMOKTA

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.emilaina.com
Port:
587
Username:
[email protected]
Password:
#Q1hNgro%i#0

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
behavioral1/memory/1308-218-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Executes dropped EXE 1 IoCs

Processes:

InstallUtil.exe

pid process

1308 InstallUtil.exe
Loads dropped DLL 2 IoCs

Processes:

6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exe

pid process

1848 6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exe
1848 6bf725517cae8667409c5b539cd7caa4_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

pid	process
1308	InstallUtil.exe

pid	process
1848	6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exe
1848	6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

InstallUtil.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exe

description pid process target process

PID 1848 set thread context of 1308 1848 6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exe InstallUtil.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exeInstallUtil.exe

pid process

1848 6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exe
1308 InstallUtil.exe
1308 InstallUtil.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exeInstallUtil.exe

description pid process

Token: SeDebugPrivilege 1848 6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exe
Token: SeDebugPrivilege 1308 InstallUtil.exe

description	pid	process	target process
PID 1848 set thread context of 1308	1848	6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exe	InstallUtil.exe

pid	process
1848	6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exe
1308	InstallUtil.exe
1308	InstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	1848	6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exe
Token: SeDebugPrivilege	1308	InstallUtil.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exe

description	pid	process	target process
PID 1848 wrote to memory of 1308	1848	6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exe	InstallUtil.exe
PID 1848 wrote to memory of 1308	1848	6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exe	InstallUtil.exe
PID 1848 wrote to memory of 1308	1848	6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exe	InstallUtil.exe
PID 1848 wrote to memory of 1308	1848	6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exe	InstallUtil.exe
PID 1848 wrote to memory of 1308	1848	6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exe	InstallUtil.exe
PID 1848 wrote to memory of 1308	1848	6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exe	InstallUtil.exe
PID 1848 wrote to memory of 1308	1848	6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exe	InstallUtil.exe
PID 1848 wrote to memory of 1308	1848	6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exe	InstallUtil.exe
PID 1848 wrote to memory of 1308	1848	6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exe	InstallUtil.exe
PID 1848 wrote to memory of 1308	1848	6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exe	InstallUtil.exe
PID 1848 wrote to memory of 1308	1848	6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exe	InstallUtil.exe
PID 1848 wrote to memory of 1308	1848	6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exe	InstallUtil.exe

outlook_office_path 1 IoCs

Processes:

InstallUtil.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

outlook_win_path 1 IoCs

Processes:

InstallUtil.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6bf725517cae8667409c5b539cd7caa4_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1848

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
"C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"
2⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1308

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

4

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

\Users\Admin\AppData\Local\Temp\InstallUtil.exe
Filesize
40KB

MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
\Users\Admin\AppData\Local\Temp\a6a0b8a6-4761-4357-9a31-0eca6ad70093\f.dll
Filesize
94KB

MD5
14ff402962ad21b78ae0b4c43cd1f194

SHA1
f8a510eb26666e875a5bdd1cadad40602763ad72

SHA256
fb9646cb956945bdc503e69645f6b5316d3826b780d3c36738d6b944e884d15b

SHA512
daa7a08bf3709119a944bce28f6ebdd24e54a22b18cd9f86a87873e958df121a3881dcdd5e162f6b4e543238c7aef20f657c9830df01d4c79290f7c9a4fcc54b

Download Submit
memory/1308-217-0x0000000074BF0000-0x00000000752DE000-memory.dmp

Filesize
6.9MB

Download
memory/1308-218-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1308-219-0x0000000074BF0000-0x00000000752DE000-memory.dmp

Filesize
6.9MB

Download
memory/1308-221-0x0000000074BF0000-0x00000000752DE000-memory.dmp

Filesize
6.9MB

Download
memory/1308-220-0x0000000074BF0000-0x00000000752DE000-memory.dmp

Filesize
6.9MB

Download
memory/1848-44-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-36-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-18-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-46-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-66-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-72-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-70-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-68-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-64-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-62-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-60-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-58-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-56-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-54-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-52-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-50-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-48-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-2-0x0000000000500000-0x000000000052C000-memory.dmp

Filesize
176KB

Download
memory/1848-42-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-40-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-38-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-3-0x0000000074BF0000-0x00000000752DE000-memory.dmp

Filesize
6.9MB

Download
memory/1848-34-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-32-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-30-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-28-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-26-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-24-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-22-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-20-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-16-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-14-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-12-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-11-0x0000000000500000-0x0000000000525000-memory.dmp

Filesize
148KB

Download
memory/1848-10-0x0000000074230000-0x00000000742B0000-memory.dmp

Filesize
512KB

Download
memory/1848-191-0x0000000074BFE000-0x0000000074BFF000-memory.dmp

Filesize
4KB

Download
memory/1848-192-0x0000000074BF0000-0x00000000752DE000-memory.dmp

Filesize
6.9MB

Download
memory/1848-194-0x0000000074BF0000-0x00000000752DE000-memory.dmp

Filesize
6.9MB

Download
memory/1848-1-0x0000000001120000-0x000000000118A000-memory.dmp

Filesize
424KB

Download
memory/1848-0-0x0000000074BFE000-0x0000000074BFF000-memory.dmp

Filesize
4KB

Download
memory/1848-195-0x0000000074BF0000-0x00000000752DE000-memory.dmp

Filesize
6.9MB

Download
memory/1848-196-0x00000000004B0000-0x00000000004BC000-memory.dmp

Filesize
48KB

Download
memory/1848-216-0x0000000074BF0000-0x00000000752DE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads