agenttesla | 364d8b3cb5c81c0594182b85e9e61c971773300e29b8585cc5c9950e7fb64acd

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
16-09-2024 01:09

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General

Target

e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
Size

512KB
MD5

e3ba889043c33b96539877576d522a5a
SHA1

6625d4b0a609a1451d3fe0acd2ac968d57ccc606
SHA256

364d8b3cb5c81c0594182b85e9e61c971773300e29b8585cc5c9950e7fb64acd
SHA512

36717b39ed770da3b9140ad91814ac86527d4a565807f42dd297896289c34ad960e77427d8f9f30d90380e420bf32ea3b1ff16d3e5341e0ba5e452c1dd0977d0
SSDEEP

6144:qqVn8Y/2+3x5spUN1yY0zyZfaYTUCp7UjWFZBrrGqM+KkS+:n58WhWmNEYOytB4snjG7+v

Score

10^/10

agenttesla collection credential_access defense_evasion discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
H6i#@566I11i

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/4572-425-0x0000000000540000-0x000000000057C000-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

System Binary Proxy Execution: InstallUtil 1 TTPs 2 IoCs

Abuse InstallUtil to proxy execution of malicious code.

defense_evasion

InstallUtil

T1218.004

description	ioc	Process
File created	C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
Key opened	\Registry\Machine\Software\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\Custom\InstallUtil.exe	hpsgu.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
4360	hpsgu.exe
4572	InstallUtil.exe

Loads dropped DLL 2 IoCs

pid	Process
2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
4360	hpsgu.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
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-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.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-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mocfj.exe = "C:\\Windows\\system32\\pcalua.exe -a C:\\Users\\Admin\\hpsgu.exe"	reg.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
37	api.ipify.org
38	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4360 set thread context of 4572	4360	hpsgu.exe	95

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 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	hpsgu.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InstallUtil.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe

Suspicious behavior: EnumeratesProcesses 25 IoCs

pid	Process
2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
4360	hpsgu.exe
4572	InstallUtil.exe
4572	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
Token: SeDebugPrivilege	4360	hpsgu.exe
Token: SeDebugPrivilege	4572	InstallUtil.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4572	InstallUtil.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2476 wrote to memory of 4300	2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe	89
PID 2476 wrote to memory of 4300	2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe	89
PID 2476 wrote to memory of 4300	2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe	89
PID 4300 wrote to memory of 468	4300	cmd.exe	91
PID 4300 wrote to memory of 468	4300	cmd.exe	91
PID 4300 wrote to memory of 468	4300	cmd.exe	91
PID 2476 wrote to memory of 4360	2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe	94
PID 2476 wrote to memory of 4360	2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe	94
PID 2476 wrote to memory of 4360	2476	e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe	94
PID 4360 wrote to memory of 4572	4360	hpsgu.exe	95
PID 4360 wrote to memory of 4572	4360	hpsgu.exe	95
PID 4360 wrote to memory of 4572	4360	hpsgu.exe	95
PID 4360 wrote to memory of 4572	4360	hpsgu.exe	95
PID 4360 wrote to memory of 4572	4360	hpsgu.exe	95
PID 4360 wrote to memory of 4572	4360	hpsgu.exe	95
PID 4360 wrote to memory of 4572	4360	hpsgu.exe	95
PID 4360 wrote to memory of 4572	4360	hpsgu.exe	95

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e3ba889043c33b96539877576d522a5a_JaffaCakes118.exe"
1⤵
- System Binary Proxy Execution: InstallUtil
- Checks computer location settings
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2476
- C:\Windows\SysWOW64\cmd.exe
  "cmd.exe" /c REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /f /v mocfj.exe /t REG_SZ /d C:\Windows\system32\pcalua.exe" -a C:\Users\Admin\hpsgu.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4300
- - C:\Windows\SysWOW64\reg.exe
    REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /f /v mocfj.exe /t REG_SZ /d C:\Windows\system32\pcalua.exe" -a C:\Users\Admin\hpsgu.exe"
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    PID:468
- C:\Users\Admin\hpsgu.exe
  "C:\Users\Admin\hpsgu.exe"
  2⤵
  - System Binary Proxy Execution: InstallUtil
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4360
- - C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
    "C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"
    3⤵
    - Executes dropped EXE
    - 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:4572

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

System Binary Proxy Execution

T1218

InstallUtil

T1218.004

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\4acacee3-cefe-4dab-b6f1-01f9a63ec79a\e.dll

Filesize
94KB

MD5
14ff402962ad21b78ae0b4c43cd1f194

SHA1
f8a510eb26666e875a5bdd1cadad40602763ad72

SHA256
fb9646cb956945bdc503e69645f6b5316d3826b780d3c36738d6b944e884d15b

SHA512
daa7a08bf3709119a944bce28f6ebdd24e54a22b18cd9f86a87873e958df121a3881dcdd5e162f6b4e543238c7aef20f657c9830df01d4c79290f7c9a4fcc54b

Download Submit
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe

Filesize
41KB

MD5
5d4073b2eb6d217c19f2b22f21bf8d57

SHA1
f0209900fbf08d004b886a0b3ba33ea2b0bf9da8

SHA256
ac1a3f21fcc88f9cee7bf51581eafba24cc76c924f0821deb2afdf1080ddf3d3

SHA512
9ac94880684933ba3407cdc135abc3047543436567af14cd9269c4adc5a6535db7b867d6de0d6238a21b94e69f9890dbb5739155871a624520623a7e56872159

Download Submit
C:\Users\Admin\hpsgu.exe

Filesize
512KB

MD5
e3ba889043c33b96539877576d522a5a

SHA1
6625d4b0a609a1451d3fe0acd2ac968d57ccc606

SHA256
364d8b3cb5c81c0594182b85e9e61c971773300e29b8585cc5c9950e7fb64acd

SHA512
36717b39ed770da3b9140ad91814ac86527d4a565807f42dd297896289c34ad960e77427d8f9f30d90380e420bf32ea3b1ff16d3e5341e0ba5e452c1dd0977d0

Download Submit
memory/2476-32-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-3-0x00000000056D0000-0x00000000056FC000-memory.dmp

Filesize
176KB

Download
memory/2476-30-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-6-0x0000000005940000-0x00000000059D2000-memory.dmp

Filesize
584KB

Download
memory/2476-28-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-76-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-74-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-72-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-70-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-68-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-66-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-64-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-62-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-60-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-58-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-56-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-54-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-52-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-50-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-48-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-46-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-44-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-42-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-40-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-26-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-36-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-34-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-0-0x00000000746CE000-0x00000000746CF000-memory.dmp

Filesize
4KB

Download
memory/2476-5-0x0000000005800000-0x0000000005844000-memory.dmp

Filesize
272KB

Download
memory/2476-4-0x0000000005E50000-0x00000000063F4000-memory.dmp

Filesize
5.6MB

Download
memory/2476-38-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-24-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-22-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-20-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-18-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-16-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-15-0x00000000056D0000-0x00000000056F5000-memory.dmp

Filesize
148KB

Download
memory/2476-14-0x0000000073150000-0x00000000731D9000-memory.dmp

Filesize
548KB

Download
memory/2476-195-0x00000000746CE000-0x00000000746CF000-memory.dmp

Filesize
4KB

Download
memory/2476-196-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download
memory/2476-197-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download
memory/2476-199-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download
memory/2476-2-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download
memory/2476-1-0x0000000000DA0000-0x0000000000E26000-memory.dmp

Filesize
536KB

Download
memory/2476-230-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download
memory/4360-231-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download
memory/4360-416-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download
memory/4360-417-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download
memory/4360-418-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download
memory/4360-419-0x0000000006380000-0x000000000638C000-memory.dmp

Filesize
48KB

Download
memory/4360-367-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download
memory/4360-426-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download
memory/4572-428-0x0000000004BC0000-0x0000000004BD8000-memory.dmp

Filesize
96KB

Download
memory/4572-427-0x0000000004D10000-0x0000000004DAC000-memory.dmp

Filesize
624KB

Download
memory/4572-425-0x0000000000540000-0x000000000057C000-memory.dmp

Filesize
240KB

Download
memory/4572-429-0x0000000005940000-0x00000000059A6000-memory.dmp

Filesize
408KB

Download
memory/4572-430-0x0000000005F20000-0x0000000005F70000-memory.dmp

Filesize
320KB

Download
memory/4572-431-0x00000000066F0000-0x00000000066FA000-memory.dmp

Filesize
40KB

Download