08b08646133193718429746efdfe7d693c60bd33c4d6dcb1c22ba1727558e2ab

Analysis

max time kernel
148s
max time network
180s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
01/12/2022, 10:33

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General

Target

08b08646133193718429746efdfe7d693c60bd33c4d6dcb1c22ba1727558e2ab.exe
Size

1.9MB
MD5

bacb738917fc969223ad4589dfc36a8c
SHA1

5bc1811e831bba83c3584d672840a1b48b915057
SHA256

08b08646133193718429746efdfe7d693c60bd33c4d6dcb1c22ba1727558e2ab
SHA512

d2512baec7a3385e713234199b77f375621708aec7ed63f79332c8f6a04580be8aed8fbb26303c5d499ddf88eee4b105f22d65f15a8fa402b2094a707d5fda81
SSDEEP

24576:J7PeGlmIwlIQnl984DD+sHJJqdusszl218pdlUqyT9yV3/5kRR/RFs:JaGlmImHf+spJqdusBeltyhyV3/Ks

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run	msedge.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Microsoft\Edge\Application\SetupMetrics\e5e85145-9438-4035-a24b-3a3b73ebebaa.tmp	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\SetupMetrics\20221203173611.pma	setup.exe

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 6 IoCs

pid	Process
2020	msedge.exe
2020	msedge.exe
4756	msedge.exe
4756	msedge.exe
4724	identity_helper.exe
4724	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 8 IoCs

pid	Process
4756	msedge.exe
4756	msedge.exe
4756	msedge.exe
4756	msedge.exe
4756	msedge.exe
4756	msedge.exe
4756	msedge.exe
4756	msedge.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4756	msedge.exe
4756	msedge.exe
4756	msedge.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2348	08b08646133193718429746efdfe7d693c60bd33c4d6dcb1c22ba1727558e2ab.exe
2348	08b08646133193718429746efdfe7d693c60bd33c4d6dcb1c22ba1727558e2ab.exe
2348	08b08646133193718429746efdfe7d693c60bd33c4d6dcb1c22ba1727558e2ab.exe
2348	08b08646133193718429746efdfe7d693c60bd33c4d6dcb1c22ba1727558e2ab.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2348 wrote to memory of 4756	2348	08b08646133193718429746efdfe7d693c60bd33c4d6dcb1c22ba1727558e2ab.exe	80
PID 2348 wrote to memory of 4756	2348	08b08646133193718429746efdfe7d693c60bd33c4d6dcb1c22ba1727558e2ab.exe	80
PID 4756 wrote to memory of 4348	4756	msedge.exe	82
PID 4756 wrote to memory of 4348	4756	msedge.exe	82
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 5112	4756	msedge.exe	86
PID 4756 wrote to memory of 2020	4756	msedge.exe	87
PID 4756 wrote to memory of 2020	4756	msedge.exe	87
PID 4756 wrote to memory of 1856	4756	msedge.exe	89
PID 4756 wrote to memory of 1856	4756	msedge.exe	89
PID 4756 wrote to memory of 1856	4756	msedge.exe	89
PID 4756 wrote to memory of 1856	4756	msedge.exe	89
PID 4756 wrote to memory of 1856	4756	msedge.exe	89
PID 4756 wrote to memory of 1856	4756	msedge.exe	89
PID 4756 wrote to memory of 1856	4756	msedge.exe	89
PID 4756 wrote to memory of 1856	4756	msedge.exe	89
PID 4756 wrote to memory of 1856	4756	msedge.exe	89
PID 4756 wrote to memory of 1856	4756	msedge.exe	89
PID 4756 wrote to memory of 1856	4756	msedge.exe	89
PID 4756 wrote to memory of 1856	4756	msedge.exe	89
PID 4756 wrote to memory of 1856	4756	msedge.exe	89
PID 4756 wrote to memory of 1856	4756	msedge.exe	89
PID 4756 wrote to memory of 1856	4756	msedge.exe	89
PID 4756 wrote to memory of 1856	4756	msedge.exe	89
PID 4756 wrote to memory of 1856	4756	msedge.exe	89
PID 4756 wrote to memory of 1856	4756	msedge.exe	89

C:\Users\Admin\AppData\Local\Temp\08b08646133193718429746efdfe7d693c60bd33c4d6dcb1c22ba1727558e2ab.exe
"C:\Users\Admin\AppData\Local\Temp\08b08646133193718429746efdfe7d693c60bd33c4d6dcb1c22ba1727558e2ab.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2348
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.dnfkx.com/
  2⤵
  - Adds Run key to start application
  - Enumerates system info in registry
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4756
- - 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,0x100,0xd8,0x104,0x7ff8a51346f8,0x7ff8a5134708,0x7ff8a5134718
    3⤵
    PID:4348
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2112,3931746189119356020,10745017073517652902,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2180 /prefetch:2
    3⤵
    PID:5112
- - 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=2112,3931746189119356020,10745017073517652902,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2236 /prefetch:3
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:2020
- - 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=2112,3931746189119356020,10745017073517652902,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2748 /prefetch:8
    3⤵
    PID:1856
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,3931746189119356020,10745017073517652902,131072 --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=3336 /prefetch:1
    3⤵
    PID:3024
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,3931746189119356020,10745017073517652902,131072 --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=3344 /prefetch:1
    3⤵
    PID:3252
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,3931746189119356020,10745017073517652902,131072 --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=4012 /prefetch:1
    3⤵
    PID:1924
- - 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=2112,3931746189119356020,10745017073517652902,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5348 /prefetch:8
    3⤵
    PID:2060
- - 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=2112,3931746189119356020,10745017073517652902,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5872 /prefetch:8
    3⤵
    PID:2068
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,3931746189119356020,10745017073517652902,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5012 /prefetch:1
    3⤵
    PID:1708
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,3931746189119356020,10745017073517652902,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5948 /prefetch:1
    3⤵
    PID:1324
- - 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=2112,3931746189119356020,10745017073517652902,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6184 /prefetch:8
    3⤵
    PID:4632
- - C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --configure-user-settings --verbose-logging --system-level --msedge --force-configure-user-settings
    3⤵
    - Drops file in Program Files directory
    PID:4088
  - - C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --type=crashpad-handler /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\TEMP\MsEdgeCrashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x220,0x224,0x228,0x1fc,0x22c,0x7ff6ca975460,0x7ff6ca975470,0x7ff6ca975480
      4⤵
      PID:1620
- - 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=2112,3931746189119356020,10745017073517652902,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6184 /prefetch:8
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:4724
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,3931746189119356020,10745017073517652902,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5532 /prefetch:1
    3⤵
    PID:1552
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,3931746189119356020,10745017073517652902,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5928 /prefetch:1
    3⤵
    PID:4204
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,3931746189119356020,10745017073517652902,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2040 /prefetch:1
    3⤵
    PID:4700
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2112,3931746189119356020,10745017073517652902,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3552 /prefetch:8
    3⤵
    PID:376
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.dnfkx.com/
  2⤵
  PID:3480
- - 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,0x100,0xd4,0x104,0x7ff8a51346f8,0x7ff8a5134708,0x7ff8a5134718
    3⤵
    PID:3940

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3964

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

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
71b657795f1d63721f304fcf46915016

SHA1
d2cabf753a2b8888642a3a26878e7f47784153b2

SHA256
f6d95ff8ef0a6098a3c31bedf0f623555cf3855bab0142f2350f07eb85832c28

SHA512
dd1d8e6e56463cba11da14b604c4dcedf13e1914c4afab93121f6535a30120e0d907c0129c6eebfc8a0a70a557d2f6d467a24fe0bac960c79519049e1931ea20

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

Filesize
152B

MD5
71b657795f1d63721f304fcf46915016

SHA1
d2cabf753a2b8888642a3a26878e7f47784153b2

SHA256
f6d95ff8ef0a6098a3c31bedf0f623555cf3855bab0142f2350f07eb85832c28

SHA512
dd1d8e6e56463cba11da14b604c4dcedf13e1914c4afab93121f6535a30120e0d907c0129c6eebfc8a0a70a557d2f6d467a24fe0bac960c79519049e1931ea20

Download Submit