b3b2d1476ea67dc80f6ee789e65a6b73744674beb41261363539654e809dfafe

Analysis

max time kernel
206s
max time network
244s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
01/12/2022, 19:11

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General

Target

b3b2d1476ea67dc80f6ee789e65a6b73744674beb41261363539654e809dfafe.exe
Size

66KB
MD5

63679b2a863e8612d98bbc0cf0eacf37
SHA1

9cf3aa7d7c3aedc9da9d0905fd68591b28eddc29
SHA256

b3b2d1476ea67dc80f6ee789e65a6b73744674beb41261363539654e809dfafe
SHA512

91c4b7dab09373ed4223cbadeb152a1f1b023af22329db7c7d586e8ea8665b3545560db6138a7670749505cdb1d8c668a8875c13c000e337d9f91cb9d7aafe38
SSDEEP

384:Xn5XJfWchviKbD2ydxLf45LQfrsLXuSfaXx:Xn/fWkLbDxlIux

Score

3^/10

Malware Config

Signatures

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

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

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	msedge.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
3976	msedge.exe
3976	msedge.exe
1644	msedge.exe
1644	msedge.exe
2984	msedge.exe
2984	msedge.exe
540	msedge.exe
540	msedge.exe
540	msedge.exe
540	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs

pid	Process
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe
2984	msedge.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2984	msedge.exe
2984	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2176 wrote to memory of 5008	2176	b3b2d1476ea67dc80f6ee789e65a6b73744674beb41261363539654e809dfafe.exe	81
PID 2176 wrote to memory of 5008	2176	b3b2d1476ea67dc80f6ee789e65a6b73744674beb41261363539654e809dfafe.exe	81
PID 5008 wrote to memory of 3652	5008	msedge.exe	82
PID 5008 wrote to memory of 3652	5008	msedge.exe	82
PID 2176 wrote to memory of 2984	2176	b3b2d1476ea67dc80f6ee789e65a6b73744674beb41261363539654e809dfafe.exe	85
PID 2176 wrote to memory of 2984	2176	b3b2d1476ea67dc80f6ee789e65a6b73744674beb41261363539654e809dfafe.exe	85
PID 2984 wrote to memory of 1372	2984	msedge.exe	86
PID 2984 wrote to memory of 1372	2984	msedge.exe	86
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 2544	5008	msedge.exe	87
PID 5008 wrote to memory of 1644	5008	msedge.exe	88
PID 5008 wrote to memory of 1644	5008	msedge.exe	88
PID 2984 wrote to memory of 4832	2984	msedge.exe	89
PID 2984 wrote to memory of 4832	2984	msedge.exe	89
PID 2984 wrote to memory of 4832	2984	msedge.exe	89
PID 2984 wrote to memory of 4832	2984	msedge.exe	89
PID 2984 wrote to memory of 4832	2984	msedge.exe	89
PID 2984 wrote to memory of 4832	2984	msedge.exe	89
PID 2984 wrote to memory of 4832	2984	msedge.exe	89
PID 2984 wrote to memory of 4832	2984	msedge.exe	89
PID 2984 wrote to memory of 4832	2984	msedge.exe	89
PID 2984 wrote to memory of 4832	2984	msedge.exe	89
PID 2984 wrote to memory of 4832	2984	msedge.exe	89
PID 2984 wrote to memory of 4832	2984	msedge.exe	89
PID 2984 wrote to memory of 4832	2984	msedge.exe	89
PID 2984 wrote to memory of 4832	2984	msedge.exe	89

C:\Users\Admin\AppData\Local\Temp\b3b2d1476ea67dc80f6ee789e65a6b73744674beb41261363539654e809dfafe.exe
"C:\Users\Admin\AppData\Local\Temp\b3b2d1476ea67dc80f6ee789e65a6b73744674beb41261363539654e809dfafe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2176
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch2&plcid=0x409&o1=SHIM_NOVERSION_FOUND&version=(null)&processName=b3b2d1476ea67dc80f6ee789e65a6b73744674beb41261363539654e809dfafe.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5008
- - 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=0xf8,0xfc,0x100,0xd4,0x104,0x7ff9c6a046f8,0x7ff9c6a04708,0x7ff9c6a04718
    3⤵
    PID:3652
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2076,7910315944613326954,11560873052937574372,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2120 /prefetch:2
    3⤵
    PID:2544
- - 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=2076,7910315944613326954,11560873052937574372,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2400 /prefetch:3
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:1644
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch2&plcid=0x409&o1=SHIM_NOVERSION_FOUND&version=(null)&processName=b3b2d1476ea67dc80f6ee789e65a6b73744674beb41261363539654e809dfafe.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
  2⤵
  - Enumerates system info in registry
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2984
- - 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=0xf8,0xfc,0x100,0xd8,0x104,0x7ff9c6a046f8,0x7ff9c6a04708,0x7ff9c6a04718
    3⤵
    PID:1372
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2176,17541693767737779057,11379873273058862317,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2188 /prefetch:2
    3⤵
    PID:4832
- - 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=2176,17541693767737779057,11379873273058862317,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2252 /prefetch:3
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:3976
- - 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=2176,17541693767737779057,11379873273058862317,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3136 /prefetch:8
    3⤵
    PID:2668
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2176,17541693767737779057,11379873273058862317,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3768 /prefetch:1
    3⤵
    PID:4736
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2176,17541693767737779057,11379873273058862317,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3788 /prefetch:1
    3⤵
    PID:1980
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2176,17541693767737779057,11379873273058862317,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4308 /prefetch:1
    3⤵
    PID:3112
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2176,17541693767737779057,11379873273058862317,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4552 /prefetch:1
    3⤵
    PID:4892
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2176,17541693767737779057,11379873273058862317,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5712 /prefetch:1
    3⤵
    PID:1108
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=2176,17541693767737779057,11379873273058862317,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=1940 /prefetch:8
    3⤵
    PID:3900
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2176,17541693767737779057,11379873273058862317,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=5140 --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=3432 /prefetch:2
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:540

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4292

Network

MITRE ATT&CK Enterprise v6

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
d492567d4611438b2f936ddcaa9544ef

SHA1
ae88af380bbeb5e05a0446163a5434d70710f853

SHA256
0cba2ccfcfff09f076de767bf8df52485a8ac4b29cd3d14d53b23fdad2da3645

SHA512
150794b8598594ac00f827996e62d84b9331f1e35386e908485181204e823e8e5802fa543b53aca4d3046d176eaf4ee1dcb4df211589ea2fedac46170f162f48

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

Filesize
152B

MD5
18ad3a99cbd5ddc6b806e98374137f92

SHA1
03b6e4402a81fc0585430539a6d4a208b6ca9020

SHA256
b4f8afdb8ec7975ab4f4bff3a5c1fcab389dee2b9eb38b9603099d500457145f

SHA512
faabf3e957ee6516f8e66a1decfb2279e3923f63d0bc3f4f6aa5082b84feba57e48d0c631800b962567313b26d6cb92192a29eef6faf7b0be01894233b4929b0

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

Filesize
152B

MD5
18ad3a99cbd5ddc6b806e98374137f92

SHA1
03b6e4402a81fc0585430539a6d4a208b6ca9020

SHA256
b4f8afdb8ec7975ab4f4bff3a5c1fcab389dee2b9eb38b9603099d500457145f

SHA512
faabf3e957ee6516f8e66a1decfb2279e3923f63d0bc3f4f6aa5082b84feba57e48d0c631800b962567313b26d6cb92192a29eef6faf7b0be01894233b4929b0

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

Filesize
2KB

MD5
b0248ab20da396d5ac87b95167df0c59

SHA1
617dcf81eff7eab521e91968a214c4263e57deb3

SHA256
b844f1eb2e1f5b799412e6507cd1507b930cec45bb0ba2c0890787069932e0b7

SHA512
7168fad6432587a6e151068a0c4c76e3df95ada110e9729ccf3fd00d1120beb1fa544181171f92329b558f9d914b5ed3a52df1b58149c9f1ab2dedc021ea0d06

Download Submit