5af1bb0e9aefae3fa171108a184405ba00668e5487b3885ed3a3ebc29fbbacd2

Analysis

max time kernel
149s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
19/09/2022, 06:06

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General

Target

5af1bb0e9aefae3fa171108a184405ba00668e5487b3885ed3a3ebc29fbbacd2.exe
Size

32KB
MD5

e77d9d3d23235f1481eb867cdef3df12
SHA1

c0a4d376b51629a1bec27ceaada448a6ee87668f
SHA256

5af1bb0e9aefae3fa171108a184405ba00668e5487b3885ed3a3ebc29fbbacd2
SHA512

2d812059942ef9833a132ff7765d458d0b65bb365f64a4092d942fb65de1f5a5d3ae402ec3473ae4c837c3f5f39b0ec480df4e36d6a4609494c4ba166d20ca27
SSDEEP

384:VCDJY7tbFeOSJS7V8Mqks3LobIcB1VXCYaOcNb:QUtpeOS876Tks3LgTJCYaOc5

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-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run	msedge.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\SetupMetrics\20220919103302.pma	setup.exe
File created	C:\Program Files (x86)\Microsoft\Edge\Application\SetupMetrics\8ac31706-effc-4d35-b597-ce015dcf6c64.tmp	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
928	msedge.exe
928	msedge.exe
5056	msedge.exe
5056	msedge.exe
2356	identity_helper.exe
2356	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 8 IoCs

pid	Process
5056	msedge.exe
5056	msedge.exe
5056	msedge.exe
5056	msedge.exe
5056	msedge.exe
5056	msedge.exe
5056	msedge.exe
5056	msedge.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
5056	msedge.exe
5056	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5004 wrote to memory of 5056	5004	5af1bb0e9aefae3fa171108a184405ba00668e5487b3885ed3a3ebc29fbbacd2.exe	80
PID 5004 wrote to memory of 5056	5004	5af1bb0e9aefae3fa171108a184405ba00668e5487b3885ed3a3ebc29fbbacd2.exe	80
PID 5056 wrote to memory of 1924	5056	msedge.exe	81
PID 5056 wrote to memory of 1924	5056	msedge.exe	81
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 3180	5056	msedge.exe	90
PID 5056 wrote to memory of 928	5056	msedge.exe	91
PID 5056 wrote to memory of 928	5056	msedge.exe	91
PID 5056 wrote to memory of 652	5056	msedge.exe	93
PID 5056 wrote to memory of 652	5056	msedge.exe	93
PID 5056 wrote to memory of 652	5056	msedge.exe	93
PID 5056 wrote to memory of 652	5056	msedge.exe	93
PID 5056 wrote to memory of 652	5056	msedge.exe	93
PID 5056 wrote to memory of 652	5056	msedge.exe	93
PID 5056 wrote to memory of 652	5056	msedge.exe	93
PID 5056 wrote to memory of 652	5056	msedge.exe	93
PID 5056 wrote to memory of 652	5056	msedge.exe	93
PID 5056 wrote to memory of 652	5056	msedge.exe	93
PID 5056 wrote to memory of 652	5056	msedge.exe	93
PID 5056 wrote to memory of 652	5056	msedge.exe	93
PID 5056 wrote to memory of 652	5056	msedge.exe	93
PID 5056 wrote to memory of 652	5056	msedge.exe	93
PID 5056 wrote to memory of 652	5056	msedge.exe	93
PID 5056 wrote to memory of 652	5056	msedge.exe	93
PID 5056 wrote to memory of 652	5056	msedge.exe	93
PID 5056 wrote to memory of 652	5056	msedge.exe	93

C:\Users\Admin\AppData\Local\Temp\5af1bb0e9aefae3fa171108a184405ba00668e5487b3885ed3a3ebc29fbbacd2.exe
"C:\Users\Admin\AppData\Local\Temp\5af1bb0e9aefae3fa171108a184405ba00668e5487b3885ed3a3ebc29fbbacd2.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:5004
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.stomcc.com/redirect.asp?st_id=202998
  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:5056
- - 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=0xd8,0xfc,0x100,0xb0,0x104,0x7ffc1e7346f8,0x7ffc1e734708,0x7ffc1e734718
    3⤵
    PID:1924
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2296,9334522078500594486,14224747497975805439,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2604 /prefetch:2
    3⤵
    PID:3180
- - 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=2296,9334522078500594486,14224747497975805439,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2932 /prefetch:3
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:928
- - 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=2296,9334522078500594486,14224747497975805439,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3144 /prefetch:8
    3⤵
    PID:652
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2296,9334522078500594486,14224747497975805439,131072 --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=3724 /prefetch:1
    3⤵
    PID:3456
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2296,9334522078500594486,14224747497975805439,131072 --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=3804 /prefetch:1
    3⤵
    PID:2760
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2296,9334522078500594486,14224747497975805439,131072 --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=5000 /prefetch:1
    3⤵
    PID:3048
- - 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=2296,9334522078500594486,14224747497975805439,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5296 /prefetch:8
    3⤵
    PID:1644
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2296,9334522078500594486,14224747497975805439,131072 --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=4488 /prefetch:1
    3⤵
    PID:2436
- - 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=2296,9334522078500594486,14224747497975805439,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5556 /prefetch:8
    3⤵
    PID:3572
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2296,9334522078500594486,14224747497975805439,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5284 /prefetch:1
    3⤵
    PID:1604
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2296,9334522078500594486,14224747497975805439,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5748 /prefetch:1
    3⤵
    PID:1328
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2296,9334522078500594486,14224747497975805439,131072 --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=4000 /prefetch:1
    3⤵
    PID:3472
- - 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=2296,9334522078500594486,14224747497975805439,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6424 /prefetch:8
    3⤵
    PID:4952
- - 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:1520
  - - 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=0x220,0x224,0x228,0x1bc,0x22c,0x7ff6a7f45460,0x7ff6a7f45470,0x7ff6a7f45480
      4⤵
      PID:1700
- - 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=2296,9334522078500594486,14224747497975805439,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6424 /prefetch:8
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:2356
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2296,9334522078500594486,14224747497975805439,131072 --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=2576 /prefetch:1
    3⤵
    PID:1336

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:8

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

Windows 7 deprecation

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