agenttesla | 02d0235dd2bfc7eb29274ed7235bc1e68c1c2e14a95bc0b8d19240533ddde892

General

Target

f93da94bc00871371c194eff07a28172_JaffaCakes118.exe
Size

423KB
MD5

f93da94bc00871371c194eff07a28172
SHA1

f46a561567a560c9368225f9cd5720a5b1c53688
SHA256

02d0235dd2bfc7eb29274ed7235bc1e68c1c2e14a95bc0b8d19240533ddde892
SHA512

040fc9ac6f5109c3f3ba95b7a3213eb38be69d9b9dacd234896b53015f9a16e840ef5d129eeb3801fc8b3d4b1eab78eddb0a5de3a2506bf22261e3bdf1be868c
SSDEEP

12288:WL8QgsaMyqfkjXLCbARu982ZwGiFc3AwIyBi:WL8QgBMyqfkCbAK825iFcAPyB

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.mohhg.com
Port:
587
Username:
[email protected]
Password:
nE~9+yd:Xgj5

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/4688-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	f93da94bc00871371c194eff07a28172_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 3 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

Credentials from Web Browsers
T1555.003
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-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f93da94bc00871371c194eff07a28172_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f93da94bc00871371c194eff07a28172_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f93da94bc00871371c194eff07a28172_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1208 set thread context of 4688	1208	f93da94bc00871371c194eff07a28172_JaffaCakes118.exe	93

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 3 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	f93da94bc00871371c194eff07a28172_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f93da94bc00871371c194eff07a28172_JaffaCakes118.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
3892	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1208	f93da94bc00871371c194eff07a28172_JaffaCakes118.exe
4688	f93da94bc00871371c194eff07a28172_JaffaCakes118.exe
4688	f93da94bc00871371c194eff07a28172_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1208	f93da94bc00871371c194eff07a28172_JaffaCakes118.exe
Token: SeDebugPrivilege	4688	f93da94bc00871371c194eff07a28172_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1208 wrote to memory of 3892	1208	f93da94bc00871371c194eff07a28172_JaffaCakes118.exe	91
PID 1208 wrote to memory of 3892	1208	f93da94bc00871371c194eff07a28172_JaffaCakes118.exe	91
PID 1208 wrote to memory of 3892	1208	f93da94bc00871371c194eff07a28172_JaffaCakes118.exe	91
PID 1208 wrote to memory of 4688	1208	f93da94bc00871371c194eff07a28172_JaffaCakes118.exe	93
PID 1208 wrote to memory of 4688	1208	f93da94bc00871371c194eff07a28172_JaffaCakes118.exe	93
PID 1208 wrote to memory of 4688	1208	f93da94bc00871371c194eff07a28172_JaffaCakes118.exe	93
PID 1208 wrote to memory of 4688	1208	f93da94bc00871371c194eff07a28172_JaffaCakes118.exe	93
PID 1208 wrote to memory of 4688	1208	f93da94bc00871371c194eff07a28172_JaffaCakes118.exe	93
PID 1208 wrote to memory of 4688	1208	f93da94bc00871371c194eff07a28172_JaffaCakes118.exe	93
PID 1208 wrote to memory of 4688	1208	f93da94bc00871371c194eff07a28172_JaffaCakes118.exe	93
PID 1208 wrote to memory of 4688	1208	f93da94bc00871371c194eff07a28172_JaffaCakes118.exe	93

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f93da94bc00871371c194eff07a28172_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f93da94bc00871371c194eff07a28172_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\f93da94bc00871371c194eff07a28172_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f93da94bc00871371c194eff07a28172_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1208
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OYDkBrrq" /XML "C:\Users\Admin\AppData\Local\Temp\tmp489D.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3892
- C:\Users\Admin\AppData\Local\Temp\f93da94bc00871371c194eff07a28172_JaffaCakes118.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4688

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

5

T1552

Credentials In Files

4

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\f93da94bc00871371c194eff07a28172_JaffaCakes118.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp489D.tmp

Filesize
1KB

MD5
dac70ec50c0911403cc7e6d423ed2c04

SHA1
e4653380de88f3356c797cf24eaf55c386f16226

SHA256
010b3558d7d531c26d24b3e1406462771259f74a34b038926c5050ca02584008

SHA512
c75f9c2eaf05aad66b0a7932608122501d207ede422888ee32959ccc30d03efa231c53b9f5c877d39e5fed1821434225b447bcc24c90499a986b3a0a53a4b452

Download Submit
memory/1208-6-0x0000000004FF0000-0x0000000004FF8000-memory.dmp

Filesize
32KB

Download
memory/1208-18-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/1208-2-0x0000000005540000-0x0000000005AE4000-memory.dmp

Filesize
5.6MB

Download
memory/1208-5-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/1208-0-0x00000000749AE000-0x00000000749AF000-memory.dmp

Filesize
4KB

Download
memory/1208-7-0x00000000052D0000-0x000000000536C000-memory.dmp

Filesize
624KB

Download
memory/1208-8-0x00000000749AE000-0x00000000749AF000-memory.dmp

Filesize
4KB

Download
memory/1208-9-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/1208-10-0x0000000006050000-0x00000000060D2000-memory.dmp

Filesize
520KB

Download
memory/1208-1-0x00000000005D0000-0x0000000000640000-memory.dmp

Filesize
448KB

Download
memory/1208-4-0x0000000005000000-0x000000000500A000-memory.dmp

Filesize
40KB

Download
memory/1208-3-0x0000000005030000-0x00000000050C2000-memory.dmp

Filesize
584KB

Download
memory/1208-11-0x0000000005DF0000-0x0000000005E2C000-memory.dmp

Filesize
240KB

Download
memory/4688-27-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/4688-19-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/4688-20-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/4688-21-0x00000000055E0000-0x00000000055F8000-memory.dmp

Filesize
96KB

Download
memory/4688-22-0x0000000005ED0000-0x0000000005F36000-memory.dmp

Filesize
408KB

Download
memory/4688-23-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/4688-24-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/4688-25-0x0000000006550000-0x00000000065A0000-memory.dmp

Filesize
320KB

Download
memory/4688-26-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/4688-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads