limerat | fb434920f9760a044037eb9992fc8d1ebf1d45c0c354cbffa306fce67b99e5c1

Analysis

max time kernel
143s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19-09-2024 17:53

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General

Target

ebe26c134d879fdd298b6d042c7e135c_JaffaCakes118.exe
Size

1.3MB
MD5

ebe26c134d879fdd298b6d042c7e135c
SHA1

351187a975f92da733994047849df37d81d3ff1a
SHA256

fb434920f9760a044037eb9992fc8d1ebf1d45c0c354cbffa306fce67b99e5c1
SHA512

a7edb42c4bd83a84c104b41047be3c655062d9fee73c78e84fd8651f7060988b5ccd855141ef1ea4ece3ad1ec8b664ca68f16b5a35e7d20e2b1ee0925036b4a6
SSDEEP

6144:+zWFbZ2O6Q2v+jnCLtBetAOJ8X0nJrnNgtmK6Q6ud8BJEWQiFr7:+zW2OriknCLtEvRrFZ

Score

10^/10

limerat discovery rat

Malware Config

Extracted

Family

limerat

Attributes

aes_key
1205
antivm
false
c2_url
https://pastebin.com/raw/iRjhpqQL
delay
3
download_payload
false
install
false
install_name
Wservices.exe
main_folder
Temp
pin_spread
false
sub_folder
\
usb_spread
false

Extracted

Family

limerat

Attributes

antivm
false
c2_url
https://pastebin.com/raw/iRjhpqQL
download_payload
false
install
false
pin_spread
false
usb_spread
false

Signatures

LimeRAT
Simple yet powerful RAT for Windows machines written in .NET.
rat limerat

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\HJdyTuap.exe	ebe26c134d879fdd298b6d042c7e135c_JaffaCakes118.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
15	pastebin.com
16	pastebin.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 448 set thread context of 3052	448	ebe26c134d879fdd298b6d042c7e135c_JaffaCakes118.exe	82

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	ebe26c134d879fdd298b6d042c7e135c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
448	ebe26c134d879fdd298b6d042c7e135c_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3052	RegAsm.exe
Token: SeDebugPrivilege	3052	RegAsm.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 448 wrote to memory of 3052	448	ebe26c134d879fdd298b6d042c7e135c_JaffaCakes118.exe	82
PID 448 wrote to memory of 3052	448	ebe26c134d879fdd298b6d042c7e135c_JaffaCakes118.exe	82
PID 448 wrote to memory of 3052	448	ebe26c134d879fdd298b6d042c7e135c_JaffaCakes118.exe	82
PID 448 wrote to memory of 3052	448	ebe26c134d879fdd298b6d042c7e135c_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\ebe26c134d879fdd298b6d042c7e135c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ebe26c134d879fdd298b6d042c7e135c_JaffaCakes118.exe"
1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:448
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3052

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

memory/448-8-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/448-9-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/448-2-0x00000000034C0000-0x00000000034D6000-memory.dmp

Filesize
88KB

Download
memory/448-3-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/448-5-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/448-0-0x00000000746DE000-0x00000000746DF000-memory.dmp

Filesize
4KB

Download
memory/448-1-0x0000000000FD0000-0x0000000001118000-memory.dmp

Filesize
1.3MB

Download
memory/3052-10-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/3052-6-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3052-11-0x00000000052C0000-0x000000000535C000-memory.dmp

Filesize
624KB

Download
memory/3052-12-0x0000000005360000-0x00000000053C6000-memory.dmp

Filesize
408KB

Download
memory/3052-13-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/3052-14-0x0000000005F80000-0x0000000006524000-memory.dmp

Filesize
5.6MB

Download
memory/3052-15-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download
memory/3052-16-0x00000000746D0000-0x0000000074E80000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads