limerat | 05c772b7839a921008f2773976257df1a0fa02d7be0650f6357c14148fef350e

Analysis

max time kernel
146s
max time network
147s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
01-05-2024 16:34

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General

Target

0c481e53c5824b63f39960ce0a17c764_JaffaCakes118.exe
Size

1.1MB
MD5

0c481e53c5824b63f39960ce0a17c764
SHA1

3449d836a6e5b395696e3e676785ec42d9458b4c
SHA256

05c772b7839a921008f2773976257df1a0fa02d7be0650f6357c14148fef350e
SHA512

59af65cb030c0e9730597047066cff5c4727b466130df3ecfbfb2b22a9b0f3bc11ca8500014c9459fa3196085c024dc23fb0b32656981aae0d4e4dd282a34312
SSDEEP

24576:4AHnh+eWsN3skA4RV1Hom2KXMmHa97aWtjzjFtuM258:/h+ZkldoPK8Ya971XjFtA8

Score

10^/10

limerat rat

Malware Config

Extracted

Family

limerat

Wallets

1JBKLGyE6AnRGvk92A8x3m8qmXfh3fcEty

Attributes

aes_key
nulled
antivm
true
c2_url
https://pastebin.com/raw/cXuQ0V20
delay
3
download_payload
false
install
false
install_name
Winservices.exe
main_folder
AppData
pin_spread
false
sub_folder
\
usb_spread
true

Extracted

Family

limerat

Attributes

antivm
false
c2_url
https://pastebin.com/raw/cXuQ0V20
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

Executes dropped EXE 2 IoCs

pid	Process
2968	sdchange.exe
968	sdchange.exe

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

Web Service

T1102

flow	ioc
5	pastebin.com
4	pastebin.com

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	RegAsm.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	RegAsm.exe

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/files/0x0009000000015cf6-27.dat	autoit_exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2884 set thread context of 3008	2884	0c481e53c5824b63f39960ce0a17c764_JaffaCakes118.exe	28
PID 2968 set thread context of 2248	2968	sdchange.exe	36
PID 968 set thread context of 352	968	sdchange.exe	40

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 3 IoCs

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

persistence

Scheduled Task/Job

T1053

pid	Process
1192	schtasks.exe
892	schtasks.exe
1696	schtasks.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3008	RegAsm.exe
Token: SeDebugPrivilege	3008	RegAsm.exe

Suspicious use of WriteProcessMemory 47 IoCs

description	pid	Process	procid_target
PID 2884 wrote to memory of 3008	2884	0c481e53c5824b63f39960ce0a17c764_JaffaCakes118.exe	28
PID 2884 wrote to memory of 3008	2884	0c481e53c5824b63f39960ce0a17c764_JaffaCakes118.exe	28
PID 2884 wrote to memory of 3008	2884	0c481e53c5824b63f39960ce0a17c764_JaffaCakes118.exe	28
PID 2884 wrote to memory of 3008	2884	0c481e53c5824b63f39960ce0a17c764_JaffaCakes118.exe	28
PID 2884 wrote to memory of 3008	2884	0c481e53c5824b63f39960ce0a17c764_JaffaCakes118.exe	28
PID 2884 wrote to memory of 3008	2884	0c481e53c5824b63f39960ce0a17c764_JaffaCakes118.exe	28
PID 2884 wrote to memory of 3008	2884	0c481e53c5824b63f39960ce0a17c764_JaffaCakes118.exe	28
PID 2884 wrote to memory of 3008	2884	0c481e53c5824b63f39960ce0a17c764_JaffaCakes118.exe	28
PID 2884 wrote to memory of 3008	2884	0c481e53c5824b63f39960ce0a17c764_JaffaCakes118.exe	28
PID 2884 wrote to memory of 1696	2884	0c481e53c5824b63f39960ce0a17c764_JaffaCakes118.exe	29
PID 2884 wrote to memory of 1696	2884	0c481e53c5824b63f39960ce0a17c764_JaffaCakes118.exe	29
PID 2884 wrote to memory of 1696	2884	0c481e53c5824b63f39960ce0a17c764_JaffaCakes118.exe	29
PID 2884 wrote to memory of 1696	2884	0c481e53c5824b63f39960ce0a17c764_JaffaCakes118.exe	29
PID 2972 wrote to memory of 2968	2972	taskeng.exe	35
PID 2972 wrote to memory of 2968	2972	taskeng.exe	35
PID 2972 wrote to memory of 2968	2972	taskeng.exe	35
PID 2972 wrote to memory of 2968	2972	taskeng.exe	35
PID 2968 wrote to memory of 2248	2968	sdchange.exe	36
PID 2968 wrote to memory of 2248	2968	sdchange.exe	36
PID 2968 wrote to memory of 2248	2968	sdchange.exe	36
PID 2968 wrote to memory of 2248	2968	sdchange.exe	36
PID 2968 wrote to memory of 2248	2968	sdchange.exe	36
PID 2968 wrote to memory of 2248	2968	sdchange.exe	36
PID 2968 wrote to memory of 2248	2968	sdchange.exe	36
PID 2968 wrote to memory of 2248	2968	sdchange.exe	36
PID 2968 wrote to memory of 2248	2968	sdchange.exe	36
PID 2968 wrote to memory of 1192	2968	sdchange.exe	37
PID 2968 wrote to memory of 1192	2968	sdchange.exe	37
PID 2968 wrote to memory of 1192	2968	sdchange.exe	37
PID 2968 wrote to memory of 1192	2968	sdchange.exe	37
PID 2972 wrote to memory of 968	2972	taskeng.exe	39
PID 2972 wrote to memory of 968	2972	taskeng.exe	39
PID 2972 wrote to memory of 968	2972	taskeng.exe	39
PID 2972 wrote to memory of 968	2972	taskeng.exe	39
PID 968 wrote to memory of 352	968	sdchange.exe	40
PID 968 wrote to memory of 352	968	sdchange.exe	40
PID 968 wrote to memory of 352	968	sdchange.exe	40
PID 968 wrote to memory of 352	968	sdchange.exe	40
PID 968 wrote to memory of 352	968	sdchange.exe	40
PID 968 wrote to memory of 352	968	sdchange.exe	40
PID 968 wrote to memory of 352	968	sdchange.exe	40
PID 968 wrote to memory of 352	968	sdchange.exe	40
PID 968 wrote to memory of 352	968	sdchange.exe	40
PID 968 wrote to memory of 892	968	sdchange.exe	41
PID 968 wrote to memory of 892	968	sdchange.exe	41
PID 968 wrote to memory of 892	968	sdchange.exe	41
PID 968 wrote to memory of 892	968	sdchange.exe	41

C:\Users\Admin\AppData\Local\Temp\0c481e53c5824b63f39960ce0a17c764_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0c481e53c5824b63f39960ce0a17c764_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2884
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
  2⤵
  - Maps connected drives based on registry
  - Suspicious use of AdjustPrivilegeToken
  PID:3008
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\SysWOW64\schtasks.exe" /create /tn SettingSyncHost /tr "C:\Users\Admin\secinit\sdchange.exe" /sc minute /mo 1 /F
  2⤵
  - Creates scheduled task(s)
  PID:1696

C:\Windows\system32\taskeng.exe
taskeng.exe {63EB215E-C3D8-4CB8-9FA5-20F7031E8915} S-1-5-21-3627615824-4061627003-3019543961-1000:SCFGBRBT\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2972
- C:\Users\Admin\secinit\sdchange.exe
  C:\Users\Admin\secinit\sdchange.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:2968
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
    3⤵
    PID:2248
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\SysWOW64\schtasks.exe" /create /tn SettingSyncHost /tr "C:\Users\Admin\secinit\sdchange.exe" /sc minute /mo 1 /F
    3⤵
    - Creates scheduled task(s)
    PID:1192
- C:\Users\Admin\secinit\sdchange.exe
  C:\Users\Admin\secinit\sdchange.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:968
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
    3⤵
    PID:352
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\SysWOW64\schtasks.exe" /create /tn SettingSyncHost /tr "C:\Users\Admin\secinit\sdchange.exe" /sc minute /mo 1 /F
    3⤵
    - Creates scheduled task(s)
    PID:892

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\secinit\sdchange.exe

Filesize
1.1MB

MD5
159fc8c93bf1c6f3585d44fbcd3440d1

SHA1
0787a30d1f1df198e502af2cac3e90c6bed9d6cc

SHA256
1a5173472ebd9277175ffd4c6716e1122128453840422cbc5c244869c76d75e7

SHA512
2b051b18ed4335bc527768e0256924836cdfba8f4834ee0746b37b6a973704707f49538be6f2b406ae99da0a0c9d551b7e7efb1109130e0bd7baa0db9326de95

Download Submit
memory/2884-0-0x0000000000150000-0x0000000000151000-memory.dmp

Filesize
4KB

Download
memory/3008-1-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3008-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3008-8-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3008-7-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3008-2-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3008-9-0x0000000073EC2000-0x0000000073EC4000-memory.dmp

Filesize
8KB

Download
memory/3008-26-0x0000000073EC2000-0x0000000073EC4000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads