Malware Analysis Report

2024-09-11 10:04

Sample ID 240402-fw7qkaaa55
Target 849a5dd4221f907aa7fbdf6a9beade20_JaffaCakes118
SHA256 1a2c7a6bc707d4ea875f2add729144758f568fbb38d885e1d56f30838ebe1707
Tags
limerat rat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

1a2c7a6bc707d4ea875f2add729144758f568fbb38d885e1d56f30838ebe1707

Threat Level: Known bad

The file 849a5dd4221f907aa7fbdf6a9beade20_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

limerat rat

LimeRAT

Executes dropped EXE

Checks computer location settings

Legitimate hosting services abused for malware hosting/C2

Unsigned PE

Enumerates physical storage devices

Creates scheduled task(s)

Suspicious use of WriteProcessMemory

Uses Task Scheduler COM API

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Scheduled Task/Job
T1053
Persistence
TA0003
Scheduled Task/Job
T1053
Privilege Escalation
TA0004
Scheduled Task/Job
T1053
Defense Evasion
TA0005
Credential Access
TA0006
Discovery
TA0007
System Information Discovery
T1082
Query Registry
T1012
Lateral Movement
TA0008
Collection
TA0009
Exfiltration
TA0010
Command and Control
TA0011
Web Service
T1102
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2024-04-02 05:14

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-02 05:14

Reported

2024-04-02 05:16

Platform

win7-20240221-en

Max time kernel

146s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\849a5dd4221f907aa7fbdf6a9beade20_JaffaCakes118.exe"

Signatures

LimeRAT

rat limerat

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\killisrael.exe N/A

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A pastebin.com N/A N/A
N/A pastebin.com N/A N/A

Enumerates physical storage devices

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\system32\schtasks.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\killisrael.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\killisrael.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1244 wrote to memory of 2620 N/A C:\Users\Admin\AppData\Local\Temp\849a5dd4221f907aa7fbdf6a9beade20_JaffaCakes118.exe C:\Windows\system32\schtasks.exe
PID 1244 wrote to memory of 2620 N/A C:\Users\Admin\AppData\Local\Temp\849a5dd4221f907aa7fbdf6a9beade20_JaffaCakes118.exe C:\Windows\system32\schtasks.exe
PID 1244 wrote to memory of 2620 N/A C:\Users\Admin\AppData\Local\Temp\849a5dd4221f907aa7fbdf6a9beade20_JaffaCakes118.exe C:\Windows\system32\schtasks.exe
PID 1244 wrote to memory of 2540 N/A C:\Users\Admin\AppData\Local\Temp\849a5dd4221f907aa7fbdf6a9beade20_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\killisrael.exe
PID 1244 wrote to memory of 2540 N/A C:\Users\Admin\AppData\Local\Temp\849a5dd4221f907aa7fbdf6a9beade20_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\killisrael.exe
PID 1244 wrote to memory of 2540 N/A C:\Users\Admin\AppData\Local\Temp\849a5dd4221f907aa7fbdf6a9beade20_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\killisrael.exe

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\849a5dd4221f907aa7fbdf6a9beade20_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\849a5dd4221f907aa7fbdf6a9beade20_JaffaCakes118.exe"

C:\Windows\system32\schtasks.exe

schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Local\Temp\killisrael.exe'"

C:\Users\Admin\AppData\Local\Temp\killisrael.exe

"C:\Users\Admin\AppData\Local\Temp\killisrael.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 pastebin.com udp
US 104.20.68.143:443 pastebin.com tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp

Files

memory/1244-0-0x0000000000900000-0x000000000092A000-memory.dmp

memory/1244-1-0x000007FEF5950000-0x000007FEF633C000-memory.dmp

memory/1244-2-0x000000001B220000-0x000000001B2A0000-memory.dmp

memory/1244-3-0x00000000003D0000-0x00000000003EC000-memory.dmp

memory/1244-4-0x0000000000400000-0x0000000000430000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\killisrael.exe

MD5 849a5dd4221f907aa7fbdf6a9beade20
SHA1 c311517fba68acd4f129b755e81c13064d1d5ae0
SHA256 1a2c7a6bc707d4ea875f2add729144758f568fbb38d885e1d56f30838ebe1707
SHA512 be2735799d63ab5d231318c13a6c89719badb6f5072bc0a5c03a3868d36c5d503f6c321154cab65d4b8fab1cf15d7c1dcc053fc2139d57921c9ac73e9aa221d7

memory/2540-10-0x000007FEF5950000-0x000007FEF633C000-memory.dmp

memory/2540-11-0x0000000000D80000-0x0000000000DAA000-memory.dmp

memory/2540-13-0x000000001AD10000-0x000000001AD90000-memory.dmp

memory/1244-12-0x000007FEF5950000-0x000007FEF633C000-memory.dmp

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

MD5 29f65ba8e88c063813cc50a4ea544e93
SHA1 05a7040d5c127e68c25d81cc51271ffb8bef3568
SHA256 1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184
SHA512 e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

C:\Users\Admin\AppData\Local\Temp\Tar5865.tmp

MD5 435a9ac180383f9fa094131b173a2f7b
SHA1 76944ea657a9db94f9a4bef38f88c46ed4166983
SHA256 67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34
SHA512 1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

memory/2540-51-0x000007FEF5950000-0x000007FEF633C000-memory.dmp

memory/2540-52-0x000000001AD10000-0x000000001AD90000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-02 05:14

Reported

2024-04-02 05:17

Platform

win10v2004-20240226-en

Max time kernel

149s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\849a5dd4221f907aa7fbdf6a9beade20_JaffaCakes118.exe"

Signatures

LimeRAT

rat limerat

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\849a5dd4221f907aa7fbdf6a9beade20_JaffaCakes118.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\killisrael.exe N/A

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A pastebin.com N/A N/A
N/A pastebin.com N/A N/A

Enumerates physical storage devices

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\SYSTEM32\schtasks.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\killisrael.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\killisrael.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3252 wrote to memory of 952 N/A C:\Users\Admin\AppData\Local\Temp\849a5dd4221f907aa7fbdf6a9beade20_JaffaCakes118.exe C:\Windows\SYSTEM32\schtasks.exe
PID 3252 wrote to memory of 952 N/A C:\Users\Admin\AppData\Local\Temp\849a5dd4221f907aa7fbdf6a9beade20_JaffaCakes118.exe C:\Windows\SYSTEM32\schtasks.exe
PID 3252 wrote to memory of 708 N/A C:\Users\Admin\AppData\Local\Temp\849a5dd4221f907aa7fbdf6a9beade20_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\killisrael.exe
PID 3252 wrote to memory of 708 N/A C:\Users\Admin\AppData\Local\Temp\849a5dd4221f907aa7fbdf6a9beade20_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\killisrael.exe

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\849a5dd4221f907aa7fbdf6a9beade20_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\849a5dd4221f907aa7fbdf6a9beade20_JaffaCakes118.exe"

C:\Windows\SYSTEM32\schtasks.exe

schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Local\Temp\killisrael.exe'"

C:\Users\Admin\AppData\Local\Temp\killisrael.exe

"C:\Users\Admin\AppData\Local\Temp\killisrael.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 218.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 pastebin.com udp
US 104.20.67.143:443 pastebin.com tcp
DE 193.161.193.99:61716 tcp
US 8.8.8.8:53 143.67.20.104.in-addr.arpa udp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
US 8.8.8.8:53 41.134.221.88.in-addr.arpa udp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp
DE 193.161.193.99:61716 tcp

Files

memory/3252-0-0x0000000000AA0000-0x0000000000ACA000-memory.dmp

memory/3252-2-0x0000000002B20000-0x0000000002B3C000-memory.dmp

memory/3252-1-0x00007FFA9E5C0000-0x00007FFA9F081000-memory.dmp

memory/3252-4-0x000000001B660000-0x000000001B670000-memory.dmp

memory/3252-3-0x0000000002B50000-0x0000000002B80000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\killisrael.exe

MD5 849a5dd4221f907aa7fbdf6a9beade20
SHA1 c311517fba68acd4f129b755e81c13064d1d5ae0
SHA256 1a2c7a6bc707d4ea875f2add729144758f568fbb38d885e1d56f30838ebe1707
SHA512 be2735799d63ab5d231318c13a6c89719badb6f5072bc0a5c03a3868d36c5d503f6c321154cab65d4b8fab1cf15d7c1dcc053fc2139d57921c9ac73e9aa221d7

memory/3252-17-0x00007FFA9E5C0000-0x00007FFA9F081000-memory.dmp

memory/708-18-0x00007FFA9E5C0000-0x00007FFA9F081000-memory.dmp

memory/708-19-0x000000001AD00000-0x000000001AD10000-memory.dmp

memory/708-20-0x00007FFA9E5C0000-0x00007FFA9F081000-memory.dmp

memory/708-21-0x000000001AD00000-0x000000001AD10000-memory.dmp