hxxp://constancia-rfc[.]info

Resubmissions

12/01/2024, 20:36

240112-zdjqkaehem 1

12/01/2024, 19:25

240112-x5akvsegb5 1

12/01/2024, 17:37

240112-v7njdsdca3 1

12/01/2024, 17:33

240112-v481xsdbc6 1

Analysis

max time kernel
599s
max time network
485s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
12/01/2024, 20:36

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General

Target

http://constancia-rfc.info

Score

1^/10

Malware Config

Signatures

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	chrome.exe

Modifies data under HKEY_USERS 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry	chrome.exe
Set value (int)	\REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Cryptography\TPM\Telemetry\TraceTimeLast = "133495657136636079"	chrome.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4464	chrome.exe
4464	chrome.exe
2076	chrome.exe
2076	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs

pid	Process
4464	chrome.exe
4464	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe
Token: SeShutdownPrivilege	4464	chrome.exe
Token: SeCreatePagefilePrivilege	4464	chrome.exe

Suspicious use of FindShellTrayWindow 26 IoCs

pid	Process
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe
4464	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4464 wrote to memory of 3276	4464	chrome.exe	37
PID 4464 wrote to memory of 3276	4464	chrome.exe	37
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 3168	4464	chrome.exe	91
PID 4464 wrote to memory of 1380	4464	chrome.exe	92
PID 4464 wrote to memory of 1380	4464	chrome.exe	92
PID 4464 wrote to memory of 1672	4464	chrome.exe	93
PID 4464 wrote to memory of 1672	4464	chrome.exe	93
PID 4464 wrote to memory of 1672	4464	chrome.exe	93
PID 4464 wrote to memory of 1672	4464	chrome.exe	93
PID 4464 wrote to memory of 1672	4464	chrome.exe	93
PID 4464 wrote to memory of 1672	4464	chrome.exe	93
PID 4464 wrote to memory of 1672	4464	chrome.exe	93
PID 4464 wrote to memory of 1672	4464	chrome.exe	93
PID 4464 wrote to memory of 1672	4464	chrome.exe	93
PID 4464 wrote to memory of 1672	4464	chrome.exe	93
PID 4464 wrote to memory of 1672	4464	chrome.exe	93
PID 4464 wrote to memory of 1672	4464	chrome.exe	93
PID 4464 wrote to memory of 1672	4464	chrome.exe	93
PID 4464 wrote to memory of 1672	4464	chrome.exe	93
PID 4464 wrote to memory of 1672	4464	chrome.exe	93
PID 4464 wrote to memory of 1672	4464	chrome.exe	93
PID 4464 wrote to memory of 1672	4464	chrome.exe	93
PID 4464 wrote to memory of 1672	4464	chrome.exe	93
PID 4464 wrote to memory of 1672	4464	chrome.exe	93
PID 4464 wrote to memory of 1672	4464	chrome.exe	93
PID 4464 wrote to memory of 1672	4464	chrome.exe	93
PID 4464 wrote to memory of 1672	4464	chrome.exe	93

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument http://constancia-rfc.info
1⤵
- Enumerates system info in registry
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4464
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffe36a99758,0x7ffe36a99768,0x7ffe36a99778
  2⤵
  PID:3276
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1720 --field-trial-handle=1888,i,4661258101489805067,13528866337772165981,131072 /prefetch:2
  2⤵
  PID:3168
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2024 --field-trial-handle=1888,i,4661258101489805067,13528866337772165981,131072 /prefetch:8
  2⤵
  PID:1380
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2204 --field-trial-handle=1888,i,4661258101489805067,13528866337772165981,131072 /prefetch:8
  2⤵
  PID:1672
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2976 --field-trial-handle=1888,i,4661258101489805067,13528866337772165981,131072 /prefetch:1
  2⤵
  PID:4544
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2984 --field-trial-handle=1888,i,4661258101489805067,13528866337772165981,131072 /prefetch:1
  2⤵
  PID:2936
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4676 --field-trial-handle=1888,i,4661258101489805067,13528866337772165981,131072 /prefetch:8
  2⤵
  PID:1752
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4784 --field-trial-handle=1888,i,4661258101489805067,13528866337772165981,131072 /prefetch:8
  2⤵
  PID:3120
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2472 --field-trial-handle=1888,i,4661258101489805067,13528866337772165981,131072 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2076

C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
1⤵
PID:4768

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
1⤵
PID:4604

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k UnistackSvcGroup
1⤵
PID:8

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\index-dir\the-real-index

Filesize
168B

MD5
f104d8dbaf8ec0a3a52a79f1f305d231

SHA1
90a04a879ef4c2380c1d2150b2c8b9be1dcccc0c

SHA256
eec8a225b1d61b0cb0a9e926b59c4c930e36ef94660b841720fbe072de8ec8ff

SHA512
9218132f779959c91d8b5e47a8e115dbe37a1338c299cc18e7a6dd9997869786e6032250c7126721e38a9088c393fd710cd1add5f693a9013ce0982cf2da043e

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State

Filesize
1KB

MD5
b56a932dff80d94d599d1d8c6603b249

SHA1
330279ca710554da01e364e3856dccea865b6804

SHA256
9ad04aa9f0d621fd45b9683a0099f4ac64663edab63581a7418d3a0d5b5f5b70

SHA512
c896fc95d53ff8c5ac9bae2eaea63d97a81f8920017f3f5f8b36375cf484a0b458ec437d0adb01824a4672f6492891a9cea818c12aceff85114b1dd9ede5284b

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

Filesize
6KB

MD5
1c59a9ca104c2fa0675eb869b4e3d2b9

SHA1
f672fa7c962bdce0b28118038c7497113de79458

SHA256
0197812533ae089e8addbf330c1de2310197fb666bca3a2d2836f61f13b1aea4

SHA512
befbc0eeb31d0417bfee8d68f75853e73491b34d6036c832fe9c03467df0c179f3eb455a5d61b5afee0f188f49d5dd1ba62161b8b833f76e1d6dc1acb594130d

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

Filesize
114KB

MD5
4474a91f15e7370a002c01a238541031

SHA1
2b03e1f0cb61ba5cb2508584fe0f49111ecd64c6

SHA256
68f8b21c37dee4a005143b107c2b2ca0e1a6e1860d0cf279c49bccf1e3e0978b

SHA512
45af09081e8042a18696f4551cdf066aaec5c9bc9f0b3fbce25bb119c240cc3fa972b40ee1c142a1cecab901626617352ba6e8253c2b26d3e66683c4092476a7

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\persisted_first_party_sets.json

Filesize
2B

MD5
99914b932bd37a50b983c5e7c90ae93b

SHA1
bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

SHA256
44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

SHA512
27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd

Download Submit
memory/8-102-0x0000013F29050000-0x0000013F29060000-memory.dmp

Filesize
64KB

Download
memory/8-118-0x0000013F29150000-0x0000013F29160000-memory.dmp

Filesize
64KB

Download
memory/8-134-0x0000013F314C0000-0x0000013F314C1000-memory.dmp

Filesize
4KB

Download
memory/8-136-0x0000013F314F0000-0x0000013F314F1000-memory.dmp

Filesize
4KB

Download
memory/8-137-0x0000013F314F0000-0x0000013F314F1000-memory.dmp

Filesize
4KB

Download
memory/8-138-0x0000013F31600000-0x0000013F31601000-memory.dmp

Filesize
4KB

Download