dcrat | 7fd1dd60ec001addf3f66143d962dc393c68c00761257adbdc95bced6f4d684c

Analysis

max time kernel
150s
max time network
151s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-11-2024 18:47

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General

Target

fatalityezcracked.exe
Size

2.6MB
MD5

56622002384049e2d2a6b70511c5e614
SHA1

8b1edded9e65ea88c555cd3d17a297f78e8862c4
SHA256

7fd1dd60ec001addf3f66143d962dc393c68c00761257adbdc95bced6f4d684c
SHA512

f4aa66667b578c510b99b6a464976fa6d0655f89165554f7fee4dfa4d03874007319ceb57316c73ac46c5d07961a9c198dd5866bfb6956d92895e91b54a68c7d
SSDEEP

49152:JbA3TLHcQogOnBJi/2Kw+gkKh2KXQ10fCB4h70ZE5v91aLAsOfM+JJ5tRTJUHt:JbK0gOn6/2Kw+gkKgmQ17Ba0Z8v91aLz

Score

10^/10

dcrat discovery infostealer rat spyware stealer

Malware Config

Signatures

DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
rat infostealer dcrat
Dcrat family
dcrat

Process spawned unexpected child process 9 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1212	1416	schtasks.exe	39
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2704	1416	schtasks.exe	39
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2696	1416	schtasks.exe	39
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1716	1416	schtasks.exe	39
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1424	1416	schtasks.exe	39
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2460	1416	schtasks.exe	39
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	328	1416	schtasks.exe	39
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1848	1416	schtasks.exe	39
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1552	1416	schtasks.exe	39

DCRat payload 3 IoCs

Detects payload of DCRat, commonly dropped by NSIS installers.

rat

resource	yara_rule
behavioral1/files/0x000700000001925e-30.dat	dcrat
behavioral1/memory/2956-34-0x0000000000180000-0x00000000003BA000-memory.dmp	dcrat
behavioral1/memory/1608-53-0x0000000000B20000-0x0000000000D5A000-memory.dmp	dcrat

Executes dropped EXE 2 IoCs

pid	Process
2956	BrokerMonitor.exe
1608	dllhost.exe

Loads dropped DLL 2 IoCs

pid	Process
2664	cmd.exe
2664	cmd.exe

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

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

Web Service

T1102

flow	ioc
4	pastebin.com
5	pastebin.com

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217
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 6 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	fatalityezcracked.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WScript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WScript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 9 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
328	schtasks.exe
1848	schtasks.exe
1424	schtasks.exe
2460	schtasks.exe
2696	schtasks.exe
1716	schtasks.exe
1552	schtasks.exe
1212	schtasks.exe
2704	schtasks.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

pid	Process
2956	BrokerMonitor.exe
2956	BrokerMonitor.exe
2956	BrokerMonitor.exe
2956	BrokerMonitor.exe
2956	BrokerMonitor.exe
1608	dllhost.exe
1608	dllhost.exe
1608	dllhost.exe
1608	dllhost.exe
1608	dllhost.exe
1608	dllhost.exe
1608	dllhost.exe
1608	dllhost.exe
1608	dllhost.exe
1608	dllhost.exe
1608	dllhost.exe
1608	dllhost.exe
1608	dllhost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2956	BrokerMonitor.exe
Token: SeDebugPrivilege	1608	dllhost.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 2716	2100	fatalityezcracked.exe	30
PID 2100 wrote to memory of 2716	2100	fatalityezcracked.exe	30
PID 2100 wrote to memory of 2716	2100	fatalityezcracked.exe	30
PID 2100 wrote to memory of 2716	2100	fatalityezcracked.exe	30
PID 2100 wrote to memory of 3028	2100	fatalityezcracked.exe	31
PID 2100 wrote to memory of 3028	2100	fatalityezcracked.exe	31
PID 2100 wrote to memory of 3028	2100	fatalityezcracked.exe	31
PID 2100 wrote to memory of 3028	2100	fatalityezcracked.exe	31
PID 2100 wrote to memory of 1636	2100	fatalityezcracked.exe	32
PID 2100 wrote to memory of 1636	2100	fatalityezcracked.exe	32
PID 2100 wrote to memory of 1636	2100	fatalityezcracked.exe	32
PID 2100 wrote to memory of 1636	2100	fatalityezcracked.exe	32
PID 1636 wrote to memory of 2852	1636	cmd.exe	34
PID 1636 wrote to memory of 2852	1636	cmd.exe	34
PID 1636 wrote to memory of 2852	1636	cmd.exe	34
PID 1636 wrote to memory of 2852	1636	cmd.exe	34
PID 2716 wrote to memory of 2664	2716	WScript.exe	36
PID 2716 wrote to memory of 2664	2716	WScript.exe	36
PID 2716 wrote to memory of 2664	2716	WScript.exe	36
PID 2716 wrote to memory of 2664	2716	WScript.exe	36
PID 2664 wrote to memory of 2956	2664	cmd.exe	38
PID 2664 wrote to memory of 2956	2664	cmd.exe	38
PID 2664 wrote to memory of 2956	2664	cmd.exe	38
PID 2664 wrote to memory of 2956	2664	cmd.exe	38
PID 2956 wrote to memory of 1608	2956	BrokerMonitor.exe	49
PID 2956 wrote to memory of 1608	2956	BrokerMonitor.exe	49
PID 2956 wrote to memory of 1608	2956	BrokerMonitor.exe	49

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\fatalityezcracked.exe
"C:\Users\Admin\AppData\Local\Temp\fatalityezcracked.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2100
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\MsintoNet\nHRdjr.vbe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2716
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\MsintoNet\mIOQQzlA02ZU24pF0jGuEQEycJkgNN.bat" "
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2664
  - - C:\MsintoNet\BrokerMonitor.exe
      "C:\MsintoNet\BrokerMonitor.exe"
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:2956
    - - C:\Recovery\18fc4542-69f6-11ef-a46c-62cb582c238c\dllhost.exe
        
        "C:\Recovery\18fc4542-69f6-11ef-a46c-62cb582c238c\dllhost.exe"
        5⤵
        Executes dropped EXE
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:1608
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\MsintoNet\file.vbs"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3028
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\MsintoNet\nrQ99sdYMIej7R1eVOn.bat" "
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1636
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c "echo Cheat broken. Reinstall"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2852

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 9 /tr "'C:\Recovery\18fc4542-69f6-11ef-a46c-62cb582c238c\dllhost.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1212

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dllhost" /sc ONLOGON /tr "'C:\Recovery\18fc4542-69f6-11ef-a46c-62cb582c238c\dllhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2704

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 10 /tr "'C:\Recovery\18fc4542-69f6-11ef-a46c-62cb582c238c\dllhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2696

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "IdleI" /sc MINUTE /mo 10 /tr "'C:\MsintoNet\Idle.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1716

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "Idle" /sc ONLOGON /tr "'C:\MsintoNet\Idle.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1424

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "IdleI" /sc MINUTE /mo 9 /tr "'C:\MsintoNet\Idle.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2460

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sppsvcs" /sc MINUTE /mo 8 /tr "'C:\Recovery\18fc4542-69f6-11ef-a46c-62cb582c238c\sppsvc.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:328

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sppsvc" /sc ONLOGON /tr "'C:\Recovery\18fc4542-69f6-11ef-a46c-62cb582c238c\sppsvc.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1848

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sppsvcs" /sc MINUTE /mo 7 /tr "'C:\Recovery\18fc4542-69f6-11ef-a46c-62cb582c238c\sppsvc.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1552

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\MsintoNet\file.vbs

Filesize
34B

MD5
677cc4360477c72cb0ce00406a949c61

SHA1
b679e8c3427f6c5fc47c8ac46cd0e56c9424de05

SHA256
f1cccb5ae4aa51d293bd3c7d2a1a04cb7847d22c5db8e05ac64e9a6d7455aa0b

SHA512
7cfe2cc92f9e659f0a15a295624d611b3363bd01eb5bcf9bc7681ea9b70b0564d192d570d294657c8dc2c93497fa3b4526c975a9bf35d69617c31d9936573c6a

Download Submit
C:\MsintoNet\mIOQQzlA02ZU24pF0jGuEQEycJkgNN.bat

Filesize
32B

MD5
af2588f35c830f0576b666f81cb23a03

SHA1
4492c3dc6ce0cac0ff0eff2312a9a57919e39041

SHA256
5aa41b30140a305e598523ccd646b3fa92bd1c3fdb61797e2d64fa0dde191b63

SHA512
7d57468b8f2965a1ac184cbf91cff5a664e2ce9a1679a9c0af7f69b36a547509c35f15c43c9d1ab0f0e568ae53c04d0e4edca2972b9a7a2edbac191d330e7e7f

Download Submit
C:\MsintoNet\nHRdjr.vbe

Filesize
217B

MD5
08b7454316740f2927ea707a5ba3c79c

SHA1
c9f00505ba4cbd8b1a330d2e67ca76c14b73ce4c

SHA256
3f8d0e7e8c3822b1c4867d44543ed1d03e1f7c3c6d1a481524cced05900fd5ea

SHA512
c303c7a1069b88315a0645e88e6668b8fd6e8fa80550bd98389ceed70fb872cc974db15315764eb8bbe16c7f0eb2cd75c28c3838c2211f253d65f63bd54c6628

Download Submit
C:\MsintoNet\nrQ99sdYMIej7R1eVOn.bat

Filesize
41B

MD5
97b3f1e56dad34be4cb84e244cfd4a4e

SHA1
818bdc90e169c9bbc4f4562bd0969062b026ecb7

SHA256
f226101fdf7399badc937d237887e4257d59277ac33de6dff6704866889ee2c7

SHA512
ce79928b03564978bd53201c63f1fb2f1ac7d3a3794705fbf6a9b790f8339d875c37890052639bbd84261b545eb8ca5d7f89345f4377eb9137283aa3884ec97e

Download Submit
\MsintoNet\BrokerMonitor.exe

Filesize
2.2MB

MD5
5dad48abf6a08af9901b21354338aa30

SHA1
8e0b275979fcb32c5bae5fa477a377d107d3667f

SHA256
6baabc2e0b5cd8b060225d61eb62cad086fafa50a6137cee4329ebf6546ec3bd

SHA512
e7bb25f4c7b2c2586138af9d732d8cfebe2eb9f8c07c3dab8aad464f9967f06b7e36fbe4db65659a506783904056fc8424121a3c14b7189994d65da57c9270d8

Download Submit
memory/1608-53-0x0000000000B20000-0x0000000000D5A000-memory.dmp

Filesize
2.2MB

Download
memory/2956-35-0x00000000020D0000-0x00000000020EC000-memory.dmp

Filesize
112KB

Download
memory/2956-36-0x00000000020F0000-0x0000000002106000-memory.dmp

Filesize
88KB

Download
memory/2956-37-0x00000000021B0000-0x0000000002206000-memory.dmp

Filesize
344KB

Download
memory/2956-38-0x0000000000890000-0x000000000089E000-memory.dmp

Filesize
56KB

Download
memory/2956-39-0x0000000002040000-0x0000000002048000-memory.dmp

Filesize
32KB

Download
memory/2956-40-0x0000000002110000-0x0000000002118000-memory.dmp

Filesize
32KB

Download
memory/2956-34-0x0000000000180000-0x00000000003BA000-memory.dmp

Filesize
2.2MB

Download