2841dc9b8d8b32e37db1d76fca0e09c201d96368525af5434e0854470477214c

Analysis

max time kernel
9s
max time network
10s
platform
windows11-21h2_x64
resource
win11-20240709-en
resource tags

arch:x64arch:x86image:win11-20240709-enlocale:en-usos:windows11-21h2-x64system
submitted
20/07/2024, 18:30

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General

Target

free-bobux.exe
Size

1.1MB
MD5

3c67644a790654bb073c8c141a64a28f
SHA1

bfbdef343aaed7265dc17fe8f93af03ee6ffff3c
SHA256

2841dc9b8d8b32e37db1d76fca0e09c201d96368525af5434e0854470477214c
SHA512

26f1da6ce3b3abf8bc97c3bc9ffcdb185a24189ea4ddefe3f160adbc280d0829d6a0cc74518c67495aceff2e93b16e353e369ca49bd7c3a78fb616ed36af5fd2
SSDEEP

24576:/jcBO/BgQiAZYr13pZ5qutIV88sUMwoEH47YEQKUWjjoehfQ:/jcBSZEPq968sUOP0EQKUWjoehfQ

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
3000	msedge.exe
3000	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4624	identity_helper.exe
4624	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs

pid	Process
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	3480	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	3480	AUDIODG.EXE

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe

Suspicious use of SendNotifyMessage 12 IoCs

pid	Process
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe
4772	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2796 wrote to memory of 2960	2796	free-bobux.exe	82
PID 2796 wrote to memory of 2960	2796	free-bobux.exe	82
PID 2960 wrote to memory of 4772	2960	cmd.exe	84
PID 2960 wrote to memory of 4772	2960	cmd.exe	84
PID 4772 wrote to memory of 3444	4772	msedge.exe	87
PID 4772 wrote to memory of 3444	4772	msedge.exe	87
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 5072	4772	msedge.exe	88
PID 4772 wrote to memory of 3000	4772	msedge.exe	89
PID 4772 wrote to memory of 3000	4772	msedge.exe	89
PID 4772 wrote to memory of 4148	4772	msedge.exe	90
PID 4772 wrote to memory of 4148	4772	msedge.exe	90
PID 4772 wrote to memory of 4148	4772	msedge.exe	90
PID 4772 wrote to memory of 4148	4772	msedge.exe	90
PID 4772 wrote to memory of 4148	4772	msedge.exe	90
PID 4772 wrote to memory of 4148	4772	msedge.exe	90
PID 4772 wrote to memory of 4148	4772	msedge.exe	90
PID 4772 wrote to memory of 4148	4772	msedge.exe	90
PID 4772 wrote to memory of 4148	4772	msedge.exe	90
PID 4772 wrote to memory of 4148	4772	msedge.exe	90
PID 4772 wrote to memory of 4148	4772	msedge.exe	90
PID 4772 wrote to memory of 4148	4772	msedge.exe	90
PID 4772 wrote to memory of 4148	4772	msedge.exe	90
PID 4772 wrote to memory of 4148	4772	msedge.exe	90
PID 4772 wrote to memory of 4148	4772	msedge.exe	90
PID 4772 wrote to memory of 4148	4772	msedge.exe	90

C:\Users\Admin\AppData\Local\Temp\free-bobux.exe
"C:\Users\Admin\AppData\Local\Temp\free-bobux.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2796
- C:\Windows\system32\cmd.exe
  "cmd" /c start "" "https://www.youtube.com/watch?v=dQw4w9WgXcQ"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2960
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://www.youtube.com/watch?v=dQw4w9WgXcQ
    3⤵
    - Enumerates system info in registry
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SendNotifyMessage
    - Suspicious use of WriteProcessMemory
    PID:4772
  - - 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=90.0.4430.212 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=90.0.818.66 --initial-client-data=0x100,0x104,0x108,0xdc,0x10c,0x7ff96c4e3cb8,0x7ff96c4e3cc8,0x7ff96c4e3cd8
      4⤵
      PID:3444
  - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1932,503645679386020315,16739879261770854198,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1408 /prefetch:2
      4⤵
      PID:5072
  - - 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=1932,503645679386020315,16739879261770854198,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2280 /prefetch:3
      4⤵
      Suspicious behavior: EnumeratesProcesses
      PID:3000
  - - 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=1932,503645679386020315,16739879261770854198,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2580 /prefetch:8
      4⤵
      PID:4148
  - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1932,503645679386020315,16739879261770854198,131072 --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=3164 /prefetch:1
      4⤵
      PID:3348
  - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1932,503645679386020315,16739879261770854198,131072 --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=3184 /prefetch:1
      4⤵
      PID:984
  - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1932,503645679386020315,16739879261770854198,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4472 /prefetch:1
      4⤵
      PID:1228
  - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1932,503645679386020315,16739879261770854198,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4936 /prefetch:1
      4⤵
      PID:1220
  - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=audio.mojom.AudioService --field-trial-handle=1932,503645679386020315,16739879261770854198,131072 --lang=en-US --service-sandbox-type=audio --mojo-platform-channel-handle=3880 /prefetch:8
      4⤵
      PID:4912
  - - C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=1932,503645679386020315,16739879261770854198,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5592 /prefetch:8
      4⤵
      Suspicious behavior: EnumeratesProcesses
      PID:4624

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4244

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1892

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1696

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x00000000000004C0 0x00000000000004C8
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3480

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
b0499f1feacbab5a863b23b1440161a5

SHA1
37a982ece8255b9e0baadb9c596112395caf9c12

SHA256
41799b5bbdb95da6a57ae553b90de65b80264ca65406f11eea46bcb87a5882a7

SHA512
4cf9a8547a1527b1df13905c2a206a6e24e706e0bc174550caeefabfc8c1c8a40030e8958680cd7d34e815873a7a173abe40c03780b1c4c2564382f1ceed9260

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

Filesize
152B

MD5
f53eb880cad5acef8c91684b1a94eed6

SHA1
afab2b1015fecbc986c1f4a8a6d27adff6f6fde9

SHA256
5cb8554e763313f3d46766ab868f9d481e3644bfc037f7b8fe43d75d87405a27

SHA512
d53f3965428f73c0dfed1d941a9ff06eb70b254732410b815bc759b8c7904e11292ad7e9624c12cccaed6763e7bea68208bc0b67fc70b7616d25bda143833794

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

Filesize
5KB

MD5
bd49185690f9051f8bf717238e5bad77

SHA1
26a54e2e7cba2b69421b0f24a350874f084b2c17

SHA256
6049a235eae4a5cc6150fe011c838d88be7da5236cdf6b257c2dd0967fe32593

SHA512
19faa6875aaafa03ad5f802d323e083d052259a4d3b3f2dddd42504e0629e3ab2b99d890e12a3fcd9c8023a16545356fbec92b6f247a82d998314bd87900803e

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Service Worker\CacheStorage\379f1cbab5b08b6fc9e08681e42d8be311441c88\index.txt

Filesize
146B

MD5
b93bf5901b6c57a091a06b2786a12e5a

SHA1
f9fd3a4435423eb3567f2f4500cbc3a2bbd71c9a

SHA256
82b545f611999039c4940d6f5ec21aaf8bb09d0264e2da3e717091b44d288787

SHA512
b2a76699dc312e3a295ae5aeb94eefb2bdcb0057febc9c9873e84f098de15826b914db200e9dd2a21e564b00df16fb91c5302f77cad2f30ef1d92c50fad1e101

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Service Worker\CacheStorage\379f1cbab5b08b6fc9e08681e42d8be311441c88\index.txt

Filesize
82B

MD5
3b326d27809a3bb689fc6712749ec2af

SHA1
2445071d690d882ac1f589ab869e1654f51e26db

SHA256
c678dde3c6d64742ccf9c3f0d1ba633421bc94cc28a0302cd7768a3c3abbb36c

SHA512
b45271b664c7e222b8040e6e5a9db004ca953f62f254e4cfb57fa24d6780352e7a6a1ac7a5d72d716e50bc7b24445411171193520c18c4a74506b377222b5697

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Service Worker\CacheStorage\379f1cbab5b08b6fc9e08681e42d8be311441c88\index.txt~RFe580981.TMP

Filesize
89B

MD5
58ce8d12a71b4814b09e83482eac55d4

SHA1
154bf091d14c1a37bfe749bc60f976b7c97bded8

SHA256
def4c09571923b3c2d5b69d904922e3ebd0b0dc139967f2a84b59499085d74e9

SHA512
848b2fccaea2d01e0dac20a9bc8939b0faa6cdde34026b9c100f1671a8b057e87266baabf3b5705eb866608ec5415f99acb4ec977e6d2db72bad0173dd78d2c9

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Service Worker\Database\CURRENT

Filesize
16B

MD5
46295cac801e5d4857d09837238a6394

SHA1
44e0fa1b517dbf802b18faf0785eeea6ac51594b

SHA256
0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

SHA512
8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

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

Filesize
16B

MD5
206702161f94c5cd39fadd03f4014d98

SHA1
bd8bfc144fb5326d21bd1531523d9fb50e1b600a

SHA256
1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167

SHA512
0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145

Download Submit
memory/2796-0-0x00007FF74AF50000-0x00007FF74B027000-memory.dmp

Filesize
860KB

Download