d6efcaa582cfcafdff6e26080dac8dd77adf826c26a37a7c4dfeeac875553ee9

Analysis

max time kernel
230s
max time network
241s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
27/11/2022, 14:52

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General

Target

d6efcaa582cfcafdff6e26080dac8dd77adf826c26a37a7c4dfeeac875553ee9.exe
Size

91KB
MD5

ad9cb78d956e19aa435da393b082f792
SHA1

f34af8c9befa8a7bf6d29b6c7a20f7b421c799f4
SHA256

d6efcaa582cfcafdff6e26080dac8dd77adf826c26a37a7c4dfeeac875553ee9
SHA512

29e20edc05913be0f6a14f437eb121a6fe457a16fb8d00f14cbf9b00539e479c2e69b8b440c9021e6cdc491c6aa643a133f42175b73788363ec2152f75efaa35
SSDEEP

1536:rwbpmZEguoM0NzVXAG+7Dj3DDqL1HHTWS6px6HH84:0bpmZEzYVXAb3iTWjxSH84

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\a0137321-42a7-41e8-821f-c613e77c0775.tmp	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\SetupMetrics\20221128134724.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 11 IoCs

pid	Process
4044	d6efcaa582cfcafdff6e26080dac8dd77adf826c26a37a7c4dfeeac875553ee9.exe
1124	msedge.exe
1124	msedge.exe
4524	msedge.exe
4524	msedge.exe
988	identity_helper.exe
988	identity_helper.exe
4952	msedge.exe
4952	msedge.exe
4952	msedge.exe
4952	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs

pid	Process
4524	msedge.exe
4524	msedge.exe
4524	msedge.exe
4524	msedge.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4044	d6efcaa582cfcafdff6e26080dac8dd77adf826c26a37a7c4dfeeac875553ee9.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4524	msedge.exe
4524	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4044 wrote to memory of 4524	4044	d6efcaa582cfcafdff6e26080dac8dd77adf826c26a37a7c4dfeeac875553ee9.exe	78
PID 4044 wrote to memory of 4524	4044	d6efcaa582cfcafdff6e26080dac8dd77adf826c26a37a7c4dfeeac875553ee9.exe	78
PID 4524 wrote to memory of 4612	4524	msedge.exe	79
PID 4524 wrote to memory of 4612	4524	msedge.exe	79
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 2388	4524	msedge.exe	82
PID 4524 wrote to memory of 1124	4524	msedge.exe	83
PID 4524 wrote to memory of 1124	4524	msedge.exe	83
PID 4524 wrote to memory of 4252	4524	msedge.exe	85
PID 4524 wrote to memory of 4252	4524	msedge.exe	85
PID 4524 wrote to memory of 4252	4524	msedge.exe	85
PID 4524 wrote to memory of 4252	4524	msedge.exe	85
PID 4524 wrote to memory of 4252	4524	msedge.exe	85
PID 4524 wrote to memory of 4252	4524	msedge.exe	85
PID 4524 wrote to memory of 4252	4524	msedge.exe	85
PID 4524 wrote to memory of 4252	4524	msedge.exe	85
PID 4524 wrote to memory of 4252	4524	msedge.exe	85
PID 4524 wrote to memory of 4252	4524	msedge.exe	85
PID 4524 wrote to memory of 4252	4524	msedge.exe	85
PID 4524 wrote to memory of 4252	4524	msedge.exe	85
PID 4524 wrote to memory of 4252	4524	msedge.exe	85
PID 4524 wrote to memory of 4252	4524	msedge.exe	85
PID 4524 wrote to memory of 4252	4524	msedge.exe	85
PID 4524 wrote to memory of 4252	4524	msedge.exe	85
PID 4524 wrote to memory of 4252	4524	msedge.exe	85
PID 4524 wrote to memory of 4252	4524	msedge.exe	85

C:\Users\Admin\AppData\Local\Temp\d6efcaa582cfcafdff6e26080dac8dd77adf826c26a37a7c4dfeeac875553ee9.exe
"C:\Users\Admin\AppData\Local\Temp\d6efcaa582cfcafdff6e26080dac8dd77adf826c26a37a7c4dfeeac875553ee9.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4044
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://cs606517.vk.me/v606517550/1de7/fLkWmWbc3AA.jpg
  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:4524
- - 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,0x100,0x104,0xd8,0x108,0x7ffd790d46f8,0x7ffd790d4708,0x7ffd790d4718
    3⤵
    PID:4612
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2184,15794757575030124863,4174624999099187106,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2196 /prefetch:2
    3⤵
    PID:2388
- - 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=2184,15794757575030124863,4174624999099187106,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2252 /prefetch:3
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:1124
- - 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=2184,15794757575030124863,4174624999099187106,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3016 /prefetch:8
    3⤵
    PID:4252
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2184,15794757575030124863,4174624999099187106,131072 --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=3632 /prefetch:1
    3⤵
    PID:3148
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2184,15794757575030124863,4174624999099187106,131072 --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=3676 /prefetch:1
    3⤵
    PID:2160
- - 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=2184,15794757575030124863,4174624999099187106,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5332 /prefetch:8
    3⤵
    PID:4868
- - 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=2184,15794757575030124863,4174624999099187106,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5908 /prefetch:8
    3⤵
    PID:1548
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2184,15794757575030124863,4174624999099187106,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6040 /prefetch:1
    3⤵
    PID:3464
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2184,15794757575030124863,4174624999099187106,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6080 /prefetch:1
    3⤵
    PID:3656
- - 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=2184,15794757575030124863,4174624999099187106,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6444 /prefetch:8
    3⤵
    PID:3292
- - 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:1480
  - - 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=0x228,0x22c,0x230,0x204,0x234,0x7ff6920d5460,0x7ff6920d5470,0x7ff6920d5480
      4⤵
      PID:4732
- - 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=2184,15794757575030124863,4174624999099187106,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6444 /prefetch:8
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:988
- - 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=2184,15794757575030124863,4174624999099187106,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1324 /prefetch:8
    3⤵
    PID:2892
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2184,15794757575030124863,4174624999099187106,131072 --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=3492 /prefetch:2
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:4952

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3844

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

memory/4044-136-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download
memory/4044-132-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download
memory/4044-133-0x00000000749B0000-0x0000000074F61000-memory.dmp

Filesize
5.7MB

Download