hxxps://filesfly[.]cc/otcgg37asszz

Analysis

max time kernel
13s
max time network
15s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
11/05/2024, 11:44

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General

Target

https://filesfly.cc/otcgg37asszz

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 6 IoCs

pid	Process
4464	msedge.exe
4464	msedge.exe
3312	msedge.exe
3312	msedge.exe
4692	identity_helper.exe
4692	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe
3312	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3312 wrote to memory of 1556	3312	msedge.exe	82
PID 3312 wrote to memory of 1556	3312	msedge.exe	82
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 1928	3312	msedge.exe	85
PID 3312 wrote to memory of 4464	3312	msedge.exe	86
PID 3312 wrote to memory of 4464	3312	msedge.exe	86
PID 3312 wrote to memory of 5112	3312	msedge.exe	87
PID 3312 wrote to memory of 5112	3312	msedge.exe	87
PID 3312 wrote to memory of 5112	3312	msedge.exe	87
PID 3312 wrote to memory of 5112	3312	msedge.exe	87
PID 3312 wrote to memory of 5112	3312	msedge.exe	87
PID 3312 wrote to memory of 5112	3312	msedge.exe	87
PID 3312 wrote to memory of 5112	3312	msedge.exe	87
PID 3312 wrote to memory of 5112	3312	msedge.exe	87
PID 3312 wrote to memory of 5112	3312	msedge.exe	87
PID 3312 wrote to memory of 5112	3312	msedge.exe	87
PID 3312 wrote to memory of 5112	3312	msedge.exe	87
PID 3312 wrote to memory of 5112	3312	msedge.exe	87
PID 3312 wrote to memory of 5112	3312	msedge.exe	87
PID 3312 wrote to memory of 5112	3312	msedge.exe	87
PID 3312 wrote to memory of 5112	3312	msedge.exe	87
PID 3312 wrote to memory of 5112	3312	msedge.exe	87
PID 3312 wrote to memory of 5112	3312	msedge.exe	87
PID 3312 wrote to memory of 5112	3312	msedge.exe	87
PID 3312 wrote to memory of 5112	3312	msedge.exe	87
PID 3312 wrote to memory of 5112	3312	msedge.exe	87

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://filesfly.cc/otcgg37asszz
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:3312
- 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,0x100,0x104,0xd8,0x108,0x7ff84b6d46f8,0x7ff84b6d4708,0x7ff84b6d4718
  2⤵
  PID:1556
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2164,2965086489882997664,17939782600295440874,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2188 /prefetch:2
  2⤵
  PID:1928
- 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=2164,2965086489882997664,17939782600295440874,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2232 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4464
- 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=2164,2965086489882997664,17939782600295440874,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2172 /prefetch:8
  2⤵
  PID:5112
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,2965086489882997664,17939782600295440874,131072 --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=3452 /prefetch:1
  2⤵
  PID:3204
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,2965086489882997664,17939782600295440874,131072 --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=3464 /prefetch:1
  2⤵
  PID:4136
- C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2164,2965086489882997664,17939782600295440874,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5252 /prefetch:8
  2⤵
  PID:4020
- C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2164,2965086489882997664,17939782600295440874,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5252 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4692
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,2965086489882997664,17939782600295440874,131072 --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=5372 /prefetch:1
  2⤵
  PID:2496
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,2965086489882997664,17939782600295440874,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5380 /prefetch:1
  2⤵
  PID:836
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,2965086489882997664,17939782600295440874,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3664 /prefetch:1
  2⤵
  PID:4492
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,2965086489882997664,17939782600295440874,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3492 /prefetch:1
  2⤵
  PID:3056

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4144

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4692

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
4f7152bc5a1a715ef481e37d1c791959

SHA1
c8a1ed674c62ae4f45519f90a8cc5a81eff3a6d7

SHA256
704dd4f98d8ca34ec421f23ba1891b178c23c14b3301e4655efc5c02d356c2bc

SHA512
2e6b02ca35d76a655a17a5f3e9dbd8d7517c7dae24f0095c7350eb9e7bdf9e1256a7009aa8878f96c89d1ea4fe5323a41f72b8c551806dda62880d7ff231ff5c

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

Filesize
152B

MD5
ea98e583ad99df195d29aa066204ab56

SHA1
f89398664af0179641aa0138b337097b617cb2db

SHA256
a7abb51435909fa2d75c6f2ff5c69a93d4a0ab276ed579e7d8733b2a63ffbee6

SHA512
e109be3466e653e5d310b3e402e1626298b09205d223722a82344dd78504f3c33e1e24e8402a02f38cd2c9c50d96a303ce4846bea5a583423937ab018cd5782f

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

Filesize
5KB

MD5
1df423dcdf021d8d64ca5e195b81869a

SHA1
fac243512dc89277fe3f2b0c1f7f8d56f54f4bf9

SHA256
27e9812ba2df01567d449624dc10882d8cf89c6110bf20137221eb4ea364616a

SHA512
7c21fba90ca12b2f4b0e240c6d39dd5e353647eb8b676533892ffeb7b998287c48968dc740758671e37ee779c722ebcc3d79f4f5ff5e3f9f2505c029468ef84a

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

Filesize
6KB

MD5
ebfc9a3a09a046a49fc6877f59853a57

SHA1
422304fd7c04e5946743ea01f0fcd4bfa23bc526

SHA256
3c56d75da602320ec7da89360d5e5b2e844cf212174d3329189d241d706789f6

SHA512
d63ec694c0dbc9efb2dd0cd06aa80debbf20884cb388d299a935868e5424cfda2faeed14e081692db31c6278c6e2fe797bf683a2e4b322533fbe3372f1af38dc

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

Filesize
16B

MD5
6752a1d65b201c13b62ea44016eb221f

SHA1
58ecf154d01a62233ed7fb494ace3c3d4ffce08b

SHA256
0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

SHA512
9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

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

Filesize
11KB

MD5
822161c7a58c2330bd3da928314dbc07

SHA1
5d48d653aeca9dec56c46315f35398a7eb99f138

SHA256
c06d22e52bf2962d9c3d6e5c60897cf3ebe65160ea3f15934e070e21d934c7c3

SHA512
9f406892d1bfe9ba1e3e44ff3e2c4dc1ed54a9ab27d5b02ac74b9cc5904ab476ff0e3d2fb52d1bbf0ba984bd1475874eb7e771f2a1d0cbc42c761b69e6a2b794

Download Submit