agenttesla | 18a2826ae0c8ce3e76a5cb806e89d0070f70cc372cf37468721b8caf8529f401

General

Target

f716b9d1dfef7d20b0afc1b4084f39b6_JaffaCakes118.exe
Size

1.1MB
MD5

f716b9d1dfef7d20b0afc1b4084f39b6
SHA1

01536c02c2e8b232a36cf338c3f1007774830702
SHA256

18a2826ae0c8ce3e76a5cb806e89d0070f70cc372cf37468721b8caf8529f401
SHA512

ac69e2ff2f18462cd251bee3c9667e794f2156ab89cd57ca73603c308fe298a2b9f20d262161a2ba4d098ec0ba49b08dcc033d6373c4d6f27763c9ddf446b782
SSDEEP

24576:qTiZucOaCrYz4jEmW/g+bRrSPMzIW3C453xSo4uKNPlS:CcyrKmW/PFSPNU53xUPA

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.totallyanonymous.com
Port:
587
Username:
[email protected]
Password:
572h094S
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 5 IoCs

resource	yara_rule
behavioral1/memory/2544-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2544-22-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2544-20-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2544-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2544-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3032 set thread context of 2544	3032	f716b9d1dfef7d20b0afc1b4084f39b6_JaffaCakes118.exe	32

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	f716b9d1dfef7d20b0afc1b4084f39b6_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.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
2572	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
3032	f716b9d1dfef7d20b0afc1b4084f39b6_JaffaCakes118.exe
3032	f716b9d1dfef7d20b0afc1b4084f39b6_JaffaCakes118.exe
3032	f716b9d1dfef7d20b0afc1b4084f39b6_JaffaCakes118.exe
2544	MSBuild.exe
2544	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3032	f716b9d1dfef7d20b0afc1b4084f39b6_JaffaCakes118.exe
Token: SeDebugPrivilege	2544	MSBuild.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 3032 wrote to memory of 2572	3032	f716b9d1dfef7d20b0afc1b4084f39b6_JaffaCakes118.exe	30
PID 3032 wrote to memory of 2572	3032	f716b9d1dfef7d20b0afc1b4084f39b6_JaffaCakes118.exe	30
PID 3032 wrote to memory of 2572	3032	f716b9d1dfef7d20b0afc1b4084f39b6_JaffaCakes118.exe	30
PID 3032 wrote to memory of 2572	3032	f716b9d1dfef7d20b0afc1b4084f39b6_JaffaCakes118.exe	30
PID 3032 wrote to memory of 2544	3032	f716b9d1dfef7d20b0afc1b4084f39b6_JaffaCakes118.exe	32
PID 3032 wrote to memory of 2544	3032	f716b9d1dfef7d20b0afc1b4084f39b6_JaffaCakes118.exe	32
PID 3032 wrote to memory of 2544	3032	f716b9d1dfef7d20b0afc1b4084f39b6_JaffaCakes118.exe	32
PID 3032 wrote to memory of 2544	3032	f716b9d1dfef7d20b0afc1b4084f39b6_JaffaCakes118.exe	32
PID 3032 wrote to memory of 2544	3032	f716b9d1dfef7d20b0afc1b4084f39b6_JaffaCakes118.exe	32
PID 3032 wrote to memory of 2544	3032	f716b9d1dfef7d20b0afc1b4084f39b6_JaffaCakes118.exe	32
PID 3032 wrote to memory of 2544	3032	f716b9d1dfef7d20b0afc1b4084f39b6_JaffaCakes118.exe	32
PID 3032 wrote to memory of 2544	3032	f716b9d1dfef7d20b0afc1b4084f39b6_JaffaCakes118.exe	32
PID 3032 wrote to memory of 2544	3032	f716b9d1dfef7d20b0afc1b4084f39b6_JaffaCakes118.exe	32

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\f716b9d1dfef7d20b0afc1b4084f39b6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f716b9d1dfef7d20b0afc1b4084f39b6_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3032
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QauPVUBK" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF49C.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2572
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.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:2544

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

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpF49C.tmp

Filesize
1KB

MD5
a04c0401a8452339b2c0b6a6985f6784

SHA1
6e01fd09ae9a52b44e68e56a18aa516e182ccc37

SHA256
f6a7dcdfff499d116b3726975af62939ef61b9edc8b1573c244e463a66e1aa07

SHA512
2dab0aa41e27bdb9b5191c59a94c2e09c1ff00992483737b36f26dfcb17aea3f04b5cd6537b0db15d9cb263630d92adb9104ecda29cb57fcbcca8fc70beb927b

Download Submit
memory/2544-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2544-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2544-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2544-26-0x00000000746A0000-0x0000000074D8E000-memory.dmp

Filesize
6.9MB

Download
memory/2544-20-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2544-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2544-17-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2544-23-0x00000000746A0000-0x0000000074D8E000-memory.dmp

Filesize
6.9MB

Download
memory/2544-27-0x00000000746A0000-0x0000000074D8E000-memory.dmp

Filesize
6.9MB

Download
memory/2544-25-0x00000000746A0000-0x0000000074D8E000-memory.dmp

Filesize
6.9MB

Download
memory/2544-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2544-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3032-1-0x0000000001130000-0x0000000001256000-memory.dmp

Filesize
1.1MB

Download
memory/3032-2-0x00000000746A0000-0x0000000074D8E000-memory.dmp

Filesize
6.9MB

Download
memory/3032-0-0x00000000746AE000-0x00000000746AF000-memory.dmp

Filesize
4KB

Download
memory/3032-6-0x0000000005370000-0x00000000053E4000-memory.dmp

Filesize
464KB

Download
memory/3032-24-0x00000000746A0000-0x0000000074D8E000-memory.dmp

Filesize
6.9MB

Download
memory/3032-5-0x00000000051D0000-0x000000000524E000-memory.dmp

Filesize
504KB

Download
memory/3032-4-0x00000000746A0000-0x0000000074D8E000-memory.dmp

Filesize
6.9MB

Download
memory/3032-3-0x0000000000410000-0x0000000000422000-memory.dmp

Filesize
72KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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