rhadamanthys | ed02ac429db2a8e556c8edd22d575ae4caae45719df16dce9b2026205572a426

Analysis

max time kernel
148s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15-11-2024 07:12

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General

Target

DocuAppCenter.exe
Size

180.0MB
MD5

7c8a196ccbbdd56338960528e97c45e4
SHA1

0cbb276b8a8bec1c6143143e4928787f97492eb8
SHA256

0db2e38188e1032e149f3765a5afe815ff589a86de5563e2c171bc60fd531e21
SHA512

cee8dfa5a9b0dfddbb1f429723bab8fd8cd9ce0e9e58ccf4d7e1077265aeb9b8941d22135eafaf951b21344692806aaf22077370593d93fd970a1f26f4f667d3
SSDEEP

1572864:Cwl41lgY+w9QLv1JWYc6UeOtUUGQUT1jdu4BPPuuwT2GOqiB1sr7zjg7ob753oUV:WF4oD0QdG09P

Score

10^/10

rhadamanthys discovery ransomware stealer

Malware Config

Signatures

Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
stealer rhadamanthys
Rhadamanthys family
rhadamanthys

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 3968 created 2552	3968	Bginfo.exe	44

Executes dropped EXE 1 IoCs

pid	Process
3968	Bginfo.exe

Loads dropped DLL 1 IoCs

pid	Process
3968	Bginfo.exe

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\BGInfo.bmp"	Bginfo.exe

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	Bginfo.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	openwith.exe

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	Bginfo.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	Bginfo.exe

Modifies Control Panel 3 IoCs

evasion

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\Desktop\TileWallpaper = "1"	Bginfo.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\Desktop\WallpaperStyle = "0"	Bginfo.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\Colors\Background = "0 0 0"	Bginfo.exe

Modifies registry class 10 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000_Classes\BGInfo.Config.1	Bginfo.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000_Classes\BGInfo.Config.1\shell\open\command	Bginfo.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000_Classes\BGInfo.Config.1\shell\open	Bginfo.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000_Classes\BGInfo.Config.1\DefaultIcon	Bginfo.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000_Classes\BGInfo.Config.1\DefaultIcon\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\ChromiumDriver\\Bginfo.exe\",0"	Bginfo.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000_Classes\.bgi	Bginfo.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000_Classes\.bgi\ = "BGInfo.Config.1"	Bginfo.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000_Classes\BGInfo.Config.1\ = "BGInfo Configuration File"	Bginfo.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000_Classes\BGInfo.Config.1\shell	Bginfo.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000_Classes\BGInfo.Config.1\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\ChromiumDriver\\Bginfo.exe\" \"%1\""	Bginfo.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3968	Bginfo.exe
3968	Bginfo.exe
1028	openwith.exe
1028	openwith.exe
1028	openwith.exe
1028	openwith.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeBackupPrivilege	3968	Bginfo.exe
Token: SeSecurityPrivilege	3968	Bginfo.exe
Token: SeBackupPrivilege	3968	Bginfo.exe
Token: SeSecurityPrivilege	3968	Bginfo.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3968	Bginfo.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
3968	Bginfo.exe

Suspicious use of WriteProcessMemory 42 IoCs

description	pid	Process	procid_target
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 2756	2692	DocuAppCenter.exe	86
PID 2692 wrote to memory of 4068	2692	DocuAppCenter.exe	87
PID 2692 wrote to memory of 4068	2692	DocuAppCenter.exe	87
PID 2692 wrote to memory of 5092	2692	DocuAppCenter.exe	88
PID 2692 wrote to memory of 5092	2692	DocuAppCenter.exe	88
PID 4068 wrote to memory of 3968	4068	cmd.exe	89
PID 4068 wrote to memory of 3968	4068	cmd.exe	89
PID 4068 wrote to memory of 3968	4068	cmd.exe	89
PID 3968 wrote to memory of 1028	3968	Bginfo.exe	92
PID 3968 wrote to memory of 1028	3968	Bginfo.exe	92
PID 3968 wrote to memory of 1028	3968	Bginfo.exe	92
PID 3968 wrote to memory of 1028	3968	Bginfo.exe	92
PID 3968 wrote to memory of 1028	3968	Bginfo.exe	92

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2552
- C:\Windows\SysWOW64\openwith.exe
  "C:\Windows\system32\openwith.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:1028

C:\Users\Admin\AppData\Local\Temp\DocuAppCenter.exe
"C:\Users\Admin\AppData\Local\Temp\DocuAppCenter.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2692
- C:\Users\Admin\AppData\Local\Temp\DocuAppCenter.exe
  "C:\Users\Admin\AppData\Local\Temp\DocuAppCenter.exe" --type=gpu-process --user-data-dir="C:\Users\Admin\AppData\Roaming\DocuAppCenter" --gpu-preferences=UAAAAAAAAADgAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAAACAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --field-trial-handle=1756,i,10513368513173435155,16614304210336362562,262144 --disable-features=SpareRendererForSitePerProcess,WinDelaySpellcheckServiceInit,WinRetrieveSuggestionsOnlyOnDemand --variations-seed-version --mojo-platform-channel-handle=1744 /prefetch:2
  2⤵
  PID:2756
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /d /s /c ""C:\Users\Admin\AppData\Local\Temp\ChromiumDriver\Bginfo.exe" /taskbar"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4068
- - C:\Users\Admin\AppData\Local\Temp\ChromiumDriver\Bginfo.exe
    "C:\Users\Admin\AppData\Local\Temp\ChromiumDriver\Bginfo.exe" /taskbar
    3⤵
    - Suspicious use of NtCreateUserProcessOtherParentProcess
    - Executes dropped EXE
    - Loads dropped DLL
    - Sets desktop wallpaper using registry
    - System Location Discovery: System Language Discovery
    - Checks processor information in registry
    - Modifies Control Panel
    - Modifies registry class
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SendNotifyMessage
    - Suspicious use of WriteProcessMemory
    PID:3968
- C:\Users\Admin\AppData\Local\Temp\DocuAppCenter.exe
  "C:\Users\Admin\AppData\Local\Temp\DocuAppCenter.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --user-data-dir="C:\Users\Admin\AppData\Roaming\DocuAppCenter" --field-trial-handle=1960,i,10513368513173435155,16614304210336362562,262144 --disable-features=SpareRendererForSitePerProcess,WinDelaySpellcheckServiceInit,WinRetrieveSuggestionsOnlyOnDemand --variations-seed-version --mojo-platform-channel-handle=1972 /prefetch:3
  2⤵
  PID:5092

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Defacement

T1491

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\ChromiumDriver\VERSION.dll

Filesize
179KB

MD5
f8e8df746881bb6c15c61fee344b12ff

SHA1
6f5d6bbea6b3ef8f931fc18b51d0fdffa6367430

SHA256
4ec7e1ee6c2080e341c2a94d90af71d17d1f8f38bab8fc556219d11a79fabf85

SHA512
dc231aacd9e754192ca160823b465c9cb9ea3c9bbe35cf485428c2266c8112a292d05db7942d1ced210c072d71036a42777533359e7f34881bf0038940bfe309

Download Submit
C:\Users\Admin\AppData\Local\Temp\ChromiumDriver\encrypted_shellcode.bin

Filesize
158KB

MD5
9827ae88a9588b26de69046117d21c81

SHA1
c591b24672b8509dbdc087fc245a1f7fea3b1d9b

SHA256
3560f325b7a2c0918910bddd6462adef786270959e765069fc6dc3320f3180a6

SHA512
66c1f90a4a9dd2b31f9ee3e1049620bcec5bfc644546d4e18b651bc79b45e58a73e82d676dcb34819e59735b3d92163e80b9b1311285f6f452f97020439497c6

Download Submit
C:\Users\Admin\AppData\Local\Temp\c56d3e49-79e8-4355-ad8f-9e902ed7a5f0.tmp.exe

Filesize
2.1MB

MD5
3aef228fb7ee187160482084d36c9726

SHA1
8b76990c5061890c94f81f504c5782912a58d8a6

SHA256
c885df88693496d5c28ad16a1ecde259e191f54ad76428857742af843b846c53

SHA512
e659a7cf12c6b41879e4ce987e4cd1cefce2ffc74e06817667fa833764f36f25cc5f8374dbc844b68b787acac011c7b8c8f2b74563bf8a96f623ebb110a593da

Download Submit
memory/1028-118-0x00000000006A0000-0x00000000006A9000-memory.dmp

Filesize
36KB

Download
memory/1028-120-0x0000000002340000-0x0000000002740000-memory.dmp

Filesize
4.0MB

Download
memory/1028-123-0x00000000773F0000-0x0000000077605000-memory.dmp

Filesize
2.1MB

Download
memory/1028-121-0x00007FFFCA430000-0x00007FFFCA625000-memory.dmp

Filesize
2.0MB

Download
memory/3968-112-0x0000000000DD0000-0x0000000000DD9000-memory.dmp

Filesize
36KB

Download
memory/3968-113-0x00000000011F0000-0x00000000015F0000-memory.dmp

Filesize
4.0MB

Download
memory/3968-114-0x00000000011F0000-0x00000000015F0000-memory.dmp

Filesize
4.0MB

Download
memory/3968-115-0x00007FFFCA430000-0x00007FFFCA625000-memory.dmp

Filesize
2.0MB

Download
memory/3968-117-0x00000000773F0000-0x0000000077605000-memory.dmp

Filesize
2.1MB

Download