hxxps://app[.]yaypay[.]com/s/238964b7-a89f-4090-af04-272fff404fa7

Analysis

max time kernel
96s
max time network
105s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
05/03/2024, 21:22

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General

Target

https://app.yaypay.com/s/238964b7-a89f-4090-af04-272fff404fa7

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	msedge.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	msedge.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4792	msedge.exe
4792	msedge.exe
1928	msedge.exe
1928	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs

pid	Process
1928	msedge.exe
1928	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe
1928	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1928 wrote to memory of 4448	1928	msedge.exe	87
PID 1928 wrote to memory of 4448	1928	msedge.exe	87
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4636	1928	msedge.exe	88
PID 1928 wrote to memory of 4792	1928	msedge.exe	89
PID 1928 wrote to memory of 4792	1928	msedge.exe	89
PID 1928 wrote to memory of 1576	1928	msedge.exe	90
PID 1928 wrote to memory of 1576	1928	msedge.exe	90
PID 1928 wrote to memory of 1576	1928	msedge.exe	90
PID 1928 wrote to memory of 1576	1928	msedge.exe	90
PID 1928 wrote to memory of 1576	1928	msedge.exe	90
PID 1928 wrote to memory of 1576	1928	msedge.exe	90
PID 1928 wrote to memory of 1576	1928	msedge.exe	90
PID 1928 wrote to memory of 1576	1928	msedge.exe	90
PID 1928 wrote to memory of 1576	1928	msedge.exe	90
PID 1928 wrote to memory of 1576	1928	msedge.exe	90
PID 1928 wrote to memory of 1576	1928	msedge.exe	90
PID 1928 wrote to memory of 1576	1928	msedge.exe	90
PID 1928 wrote to memory of 1576	1928	msedge.exe	90
PID 1928 wrote to memory of 1576	1928	msedge.exe	90
PID 1928 wrote to memory of 1576	1928	msedge.exe	90
PID 1928 wrote to memory of 1576	1928	msedge.exe	90
PID 1928 wrote to memory of 1576	1928	msedge.exe	90
PID 1928 wrote to memory of 1576	1928	msedge.exe	90
PID 1928 wrote to memory of 1576	1928	msedge.exe	90
PID 1928 wrote to memory of 1576	1928	msedge.exe	90

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://app.yaypay.com/s/238964b7-a89f-4090-af04-272fff404fa7
1⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1928
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ff8ad4846f8,0x7ff8ad484708,0x7ff8ad484718
  2⤵
  PID:4448
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2144,16065438461641113384,12586661656287046351,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2156 /prefetch:2
  2⤵
  PID:4636
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2144,16065438461641113384,12586661656287046351,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2288 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4792
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2144,16065438461641113384,12586661656287046351,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2892 /prefetch:8
  2⤵
  PID:1576
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2144,16065438461641113384,12586661656287046351,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3352 /prefetch:1
  2⤵
  PID:4428
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2144,16065438461641113384,12586661656287046351,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3492 /prefetch:1
  2⤵
  PID:2872

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:948

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2284

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\Microsoft\Edge\User Data\Crashpad\settings.dat

Filesize
152B

MD5
e494d16e4b331d7fc483b3ae3b2e0973

SHA1
d13ca61b6404902b716f7b02f0070dec7f36edbf

SHA256
a43f82254638f7e05d1fea29e83545642f163a7a852f567fb2e94f0634347165

SHA512
016b0ed886b33d010c84ca080d74fa343da110db696655c94b71a4cb8eb8284748dd83e06d0891a6e1e859832b0f1d07748b11d4d1a4576bbe1bee359e218737

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

Filesize
152B

MD5
0764f5481d3c05f5d391a36463484b49

SHA1
2c96194f04e768ac9d7134bc242808e4d8aeb149

SHA256
cc773d1928f4a87e10944d153c23a7b20222b6795c9a0a09b81a94c1bd026ac3

SHA512
a39e4cb7064fdd7393ffe7bb3a5e672b1bdc14d878cac1c5c9ceb97787454c5a4e7f9ae0020c6d524920caf7eadc9d49e10bee8799d73ee4e8febe7e51e22224

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State

Filesize
533B

MD5
d83b31c9f1ae36d885f5296ba9e7f8c2

SHA1
48b05e55961221f0c890ce2b003f8596c59d4026

SHA256
39a756b8bc807b62daa05587b8dce29e3bdb008622afb76806087288ba00e48d

SHA512
8eaffadd432a24bfd47ea15797bdc83c3fab3d5d6eeffd36fd6a2cc1c0256bca232f9bff122948056d5e49cfee690323c5c285967399b786e5f91ed1a856549a

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

Filesize
6KB

MD5
0d188fcc5831a5144afd6a6c2dcceac0

SHA1
cc898df563b0ad7cb9123f347336f33e585b3aa7

SHA256
9e677355168108d53febd2419e806b29dad6b5dd6a005dae3854dcc588c0340d

SHA512
3cb295e3dc011a85233f0bb8f9fe8a6b95efd7010d9cd7c03e2c05d9db09509e4d6d61603489ae301c04a05910e82423d42a729a77ecc6de34fd6e15377c4c2c

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

Filesize
6KB

MD5
8f715b8469f4dd71125e70a285a22732

SHA1
6ab68c4e1d83a254d07d213c665cff2e8392f47f

SHA256
500a8ac636bd16198d9fb1a4a6ff905f6a1889ce73229fa0171141bc19d5d7d0

SHA512
7a12ac91c937e2b4951d511d7f2efc97dc621ae3d924c2e694985764a8f657e2c4d824dbd19a8e8501abcbf331f95958d96ba4cfcf31ea0bb0986b09392565f3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

Filesize
11KB

MD5
b89d6466eab07db708281117902cc248

SHA1
794738e1b391817153c41da411a171d3e2fa9323

SHA256
9158dbedb34a9f440f7057af19bc3cc762b71e67de4fdf52f5feedd22b51a454

SHA512
2fff43082a471ea701a0c503df21c183081882efcd2a33b160c02328a005ad42b0aa184895f5ee52026e676027944d2ce999a8fb96728ae0167ee36a45f31be9

Download Submit