ca6b1836e355b9d55fb8a65679a781b800f29de13035fe7bd41240c578293748

General

Target

fb5a837b64a5704be19c48120a480557_JaffaCakes118.exe
Size

58KB
MD5

fb5a837b64a5704be19c48120a480557
SHA1

1fc07b7b0322b3b78a57fd9f395f5b9fe058262e
SHA256

ca6b1836e355b9d55fb8a65679a781b800f29de13035fe7bd41240c578293748
SHA512

63c633bddc3129b83ebc61610983a2b2c5211816c49cb8cdaea810ecbb4a1f4a12bef490145436e15af02a4a6f03f6d20589a1656963d44521f8acafb7164eef
SSDEEP

1536:kiqlYmQSk3mD1hiBSXAKySZpLTBifKXDLStG:oHk3mph8k1NXBfXDLSw

Score

7^/10

collection credential_access discovery spyware stealer

Malware Config

Signatures

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-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation	fb5a837b64a5704be19c48120a480557_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
528	LManager.exe

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 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	LManager.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\LManager.exe	fb5a837b64a5704be19c48120a480557_JaffaCakes118.exe
File opened for modification	C:\Windows\LManager.exe	fb5a837b64a5704be19c48120a480557_JaffaCakes118.exe

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 2 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	fb5a837b64a5704be19c48120a480557_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	LManager.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	fb5a837b64a5704be19c48120a480557_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
528	LManager.exe
528	LManager.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	528	LManager.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2328 wrote to memory of 528	2328	fb5a837b64a5704be19c48120a480557_JaffaCakes118.exe	82
PID 2328 wrote to memory of 528	2328	fb5a837b64a5704be19c48120a480557_JaffaCakes118.exe	82
PID 2328 wrote to memory of 528	2328	fb5a837b64a5704be19c48120a480557_JaffaCakes118.exe	82

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	LManager.exe

C:\Users\Admin\AppData\Local\Temp\fb5a837b64a5704be19c48120a480557_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fb5a837b64a5704be19c48120a480557_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2328
- C:\Windows\LManager.exe
  "C:\Windows\LManager.exe"
  2⤵
  - Executes dropped EXE
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_win_path
  PID:528

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

Query Registry

2

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

Replay Monitor

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Downloads

C:\Windows\LManager.exe

Filesize
41KB

MD5
7e595b86f1087aa0ab7fb0913a2bba96

SHA1
d8f1f3789fe8330cccf456c807e58a4caa2afdaf

SHA256
37757f5591e98872c6a09e8ba5a756f65e1df4122cd53d3ae376b49588e8cccf

SHA512
bd401db56cc0d352b3e38a0e0545531ecf231e6a84be4405666db0e95a2ff06433010bd6101e618623b726c1f059c9c6fd0fc4f72a95bc109d5a5697c366e369

Download Submit
memory/528-34-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/528-35-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2328-36-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

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