hxxp://2024-01-19_b66ded44745071548e980f5d119df1f9_cryptolocker

Analysis

max time kernel
154s
max time network
167s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19-01-2024 08:37

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General

Target

http://2024-01-19_b66ded44745071548e980f5d119df1f9_cryptolocker

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	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 10 IoCs

pid	Process
4172	msedge.exe
4172	msedge.exe
4280	msedge.exe
4280	msedge.exe
4788	identity_helper.exe
4788	identity_helper.exe
4212	msedge.exe
4212	msedge.exe
4212	msedge.exe
4212	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 10 IoCs

pid	Process
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe
4280	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4280 wrote to memory of 5080	4280	msedge.exe	86
PID 4280 wrote to memory of 5080	4280	msedge.exe	86
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4472	4280	msedge.exe	88
PID 4280 wrote to memory of 4172	4280	msedge.exe	87
PID 4280 wrote to memory of 4172	4280	msedge.exe	87
PID 4280 wrote to memory of 1660	4280	msedge.exe	89
PID 4280 wrote to memory of 1660	4280	msedge.exe	89
PID 4280 wrote to memory of 1660	4280	msedge.exe	89
PID 4280 wrote to memory of 1660	4280	msedge.exe	89
PID 4280 wrote to memory of 1660	4280	msedge.exe	89
PID 4280 wrote to memory of 1660	4280	msedge.exe	89
PID 4280 wrote to memory of 1660	4280	msedge.exe	89
PID 4280 wrote to memory of 1660	4280	msedge.exe	89
PID 4280 wrote to memory of 1660	4280	msedge.exe	89
PID 4280 wrote to memory of 1660	4280	msedge.exe	89
PID 4280 wrote to memory of 1660	4280	msedge.exe	89
PID 4280 wrote to memory of 1660	4280	msedge.exe	89
PID 4280 wrote to memory of 1660	4280	msedge.exe	89
PID 4280 wrote to memory of 1660	4280	msedge.exe	89
PID 4280 wrote to memory of 1660	4280	msedge.exe	89
PID 4280 wrote to memory of 1660	4280	msedge.exe	89
PID 4280 wrote to memory of 1660	4280	msedge.exe	89
PID 4280 wrote to memory of 1660	4280	msedge.exe	89
PID 4280 wrote to memory of 1660	4280	msedge.exe	89
PID 4280 wrote to memory of 1660	4280	msedge.exe	89

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://2024-01-19_b66ded44745071548e980f5d119df1f9_cryptolocker
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:4280
- 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,0x100,0x104,0xd8,0x108,0x7ffa232b46f8,0x7ffa232b4708,0x7ffa232b4718
  2⤵
  PID:5080
- 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=2180,16795107008169006382,18076132931387681399,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2168 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4172
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2180,16795107008169006382,18076132931387681399,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2192 /prefetch:2
  2⤵
  PID:4472
- 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=2180,16795107008169006382,18076132931387681399,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2936 /prefetch:8
  2⤵
  PID:1660
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2180,16795107008169006382,18076132931387681399,131072 --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=3384 /prefetch:1
  2⤵
  PID:4540
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2180,16795107008169006382,18076132931387681399,131072 --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=3328 /prefetch:1
  2⤵
  PID:4284
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2180,16795107008169006382,18076132931387681399,131072 --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=4596 /prefetch:1
  2⤵
  PID:3344
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2180,16795107008169006382,18076132931387681399,131072 --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=4956 /prefetch:1
  2⤵
  PID:1340
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2180,16795107008169006382,18076132931387681399,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3816 /prefetch:1
  2⤵
  PID:3196
- 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=2180,16795107008169006382,18076132931387681399,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5620 /prefetch:8
  2⤵
  PID:1184
- 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=2180,16795107008169006382,18076132931387681399,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5620 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4788
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2180,16795107008169006382,18076132931387681399,131072 --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=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5400 /prefetch:1
  2⤵
  PID:4696
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2180,16795107008169006382,18076132931387681399,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5384 /prefetch:1
  2⤵
  PID:3052
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2180,16795107008169006382,18076132931387681399,131072 --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=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5660 /prefetch:1
  2⤵
  PID:3528
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2180,16795107008169006382,18076132931387681399,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2752 /prefetch:1
  2⤵
  PID:3636
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2180,16795107008169006382,18076132931387681399,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2840 /prefetch:1
  2⤵
  PID:4416
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2180,16795107008169006382,18076132931387681399,131072 --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=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=3996 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4212

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4680

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4664

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
efc9c7501d0a6db520763baad1e05ce8

SHA1
60b5e190124b54ff7234bb2e36071d9c8db8545f

SHA256
7af7b56e2f0a84ae008785726f3404eb9001baa4b5531d0d618c6bdcb05a3a7a

SHA512
bda611ddba56513a30295ea5ca8bc59e552154f860d13fed97201cdb81814dd6d1bca7deca6f8f58c9ae585d91e450f4383a365f80560f4b8e59a4c8b53c327d

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

Filesize
111B

MD5
285252a2f6327d41eab203dc2f402c67

SHA1
acedb7ba5fbc3ce914a8bf386a6f72ca7baa33c6

SHA256
5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026

SHA512
11ce7cb484fee66894e63c31db0d6b7ef66ad0327d4e7e2eb85f3bcc2e836a3a522c68d681e84542e471e54f765e091efe1ee4065641b0299b15613eb32dcc0d

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

Filesize
5KB

MD5
1b31782185fba95b5f7189df52700425

SHA1
a63a857ca2fd6e613f78b8685d3f28acd72fae55

SHA256
62a00e41f4b29fb4928eb457d2b507f1247c44398aaf13b5a1d49e3774f86067

SHA512
187b3b0b20b3e5b20269e47a452eda95d310f54f5a150d06b2cca0a7734ab4b4a84255da2837c2a25b97469aad32904f0cd833b9a8f3f79d26515230f2356fdd

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

Filesize
5KB

MD5
9b5d73ce4cd8fdb3c3eda821ddd012fd

SHA1
f6d0209a7775558301d328cb85ac01d813b251ec

SHA256
1b934187eedb30830b09a29a04e39c75eb6bf245edc805bf17aad8885102b022

SHA512
7a60156e22907e0f4a4854189c6856c6916a187660ba84a216b369c033a1abc1a09c8f9e36d44d47584865448c447c45bd520f186cf8628c556550d03504160a

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

Filesize
24KB

MD5
121510c1483c9de9fdb590c20526ec0a

SHA1
96443a812fe4d3c522cfdbc9c95155e11939f4e2

SHA256
cf5d26bc399d0200a32080741e12f77d784a3117e6d58e07106e913f257aa46c

SHA512
b367741da9ab4e9a621ad663762bd9c459676e0fb1412e60f7068834cbd5c83b050608e33d5320e1b191be1d809fef48831e0f42b3ecabd38b24ec222576fa81

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
10KB

MD5
00aba2e31703a900ed8bf02c002100e7

SHA1
54404777ac7bc7100a2b3c652da94ce63f29305e

SHA256
0245b057ad1fa49f47ef702de49da16ab16cbbf68d071ec3206c9482e25f5aa7

SHA512
2dd83545d850f8ec0cd4a848411901a8545d2cafbe0544610cc0ac1744bc115c2792a79700c52b41ce17a79b000593baa34171d75f728aeec3d959a576231999

Download Submit