ba17ea4757a2d3c257c7dd889a5edcd86a0bd4392310bf2fd1486f9ffdc667af

Analysis

max time kernel
153s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
05/12/2022, 19:47

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General

Target

ba17ea4757a2d3c257c7dd889a5edcd86a0bd4392310bf2fd1486f9ffdc667af.exe
Size

67KB
MD5

51d14f3fabb33d8becc7f87d080d03ef
SHA1

b7e22e9262ef1cda272723d11aad9026f6437822
SHA256

ba17ea4757a2d3c257c7dd889a5edcd86a0bd4392310bf2fd1486f9ffdc667af
SHA512

2f1f17bb1f734ea9961be867e714759dd8dab844475cc703d727354403a55766ef62490c0aff12fff80367ff4d67041032a05be133871cf285ad7cd04701679d
SSDEEP

1536:7hriDnHI3mTiQbgNqtn0l4xVNHOmSqLtAIfD8ogK:7Wck3bqc0l4jN1LtAIfIogK

Score

8^/10

persistence upx

Malware Config

Signatures

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\System32\drivers\etc\hosts	ba17ea4757a2d3c257c7dd889a5edcd86a0bd4392310bf2fd1486f9ffdc667af.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2828-134-0x0000000000400000-0x0000000000430000-memory.dmp	upx
behavioral2/memory/2828-135-0x0000000000400000-0x0000000000430000-memory.dmp	upx
behavioral2/memory/2828-139-0x0000000000400000-0x0000000000430000-memory.dmp	upx

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-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run	msedge.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2828 set thread context of 4272	2828	ba17ea4757a2d3c257c7dd889a5edcd86a0bd4392310bf2fd1486f9ffdc667af.exe	91

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Microsoft\Edge\Application\SetupMetrics\f7a82b02-05fe-4f3b-bbe9-f5a368eb7e44.tmp	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\SetupMetrics\20221210052531.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
3580	msedge.exe
3580	msedge.exe
832	msedge.exe
832	msedge.exe
4712	identity_helper.exe
4712	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs

pid	Process
832	msedge.exe
832	msedge.exe
832	msedge.exe
832	msedge.exe
832	msedge.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
832	msedge.exe
832	msedge.exe
832	msedge.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2828	ba17ea4757a2d3c257c7dd889a5edcd86a0bd4392310bf2fd1486f9ffdc667af.exe
4272	ba17ea4757a2d3c257c7dd889a5edcd86a0bd4392310bf2fd1486f9ffdc667af.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2828 wrote to memory of 4272	2828	ba17ea4757a2d3c257c7dd889a5edcd86a0bd4392310bf2fd1486f9ffdc667af.exe	91
PID 2828 wrote to memory of 4272	2828	ba17ea4757a2d3c257c7dd889a5edcd86a0bd4392310bf2fd1486f9ffdc667af.exe	91
PID 2828 wrote to memory of 4272	2828	ba17ea4757a2d3c257c7dd889a5edcd86a0bd4392310bf2fd1486f9ffdc667af.exe	91
PID 2828 wrote to memory of 4272	2828	ba17ea4757a2d3c257c7dd889a5edcd86a0bd4392310bf2fd1486f9ffdc667af.exe	91
PID 2828 wrote to memory of 4272	2828	ba17ea4757a2d3c257c7dd889a5edcd86a0bd4392310bf2fd1486f9ffdc667af.exe	91
PID 2828 wrote to memory of 4272	2828	ba17ea4757a2d3c257c7dd889a5edcd86a0bd4392310bf2fd1486f9ffdc667af.exe	91
PID 2828 wrote to memory of 4272	2828	ba17ea4757a2d3c257c7dd889a5edcd86a0bd4392310bf2fd1486f9ffdc667af.exe	91
PID 2828 wrote to memory of 4272	2828	ba17ea4757a2d3c257c7dd889a5edcd86a0bd4392310bf2fd1486f9ffdc667af.exe	91
PID 4272 wrote to memory of 832	4272	ba17ea4757a2d3c257c7dd889a5edcd86a0bd4392310bf2fd1486f9ffdc667af.exe	92
PID 4272 wrote to memory of 832	4272	ba17ea4757a2d3c257c7dd889a5edcd86a0bd4392310bf2fd1486f9ffdc667af.exe	92
PID 832 wrote to memory of 4528	832	msedge.exe	93
PID 832 wrote to memory of 4528	832	msedge.exe	93
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 2736	832	msedge.exe	95
PID 832 wrote to memory of 3580	832	msedge.exe	96
PID 832 wrote to memory of 3580	832	msedge.exe	96
PID 832 wrote to memory of 3844	832	msedge.exe	98
PID 832 wrote to memory of 3844	832	msedge.exe	98
PID 832 wrote to memory of 3844	832	msedge.exe	98
PID 832 wrote to memory of 3844	832	msedge.exe	98
PID 832 wrote to memory of 3844	832	msedge.exe	98
PID 832 wrote to memory of 3844	832	msedge.exe	98
PID 832 wrote to memory of 3844	832	msedge.exe	98
PID 832 wrote to memory of 3844	832	msedge.exe	98
PID 832 wrote to memory of 3844	832	msedge.exe	98
PID 832 wrote to memory of 3844	832	msedge.exe	98

C:\Users\Admin\AppData\Local\Temp\ba17ea4757a2d3c257c7dd889a5edcd86a0bd4392310bf2fd1486f9ffdc667af.exe
"C:\Users\Admin\AppData\Local\Temp\ba17ea4757a2d3c257c7dd889a5edcd86a0bd4392310bf2fd1486f9ffdc667af.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2828
- C:\Users\Admin\AppData\Local\Temp\ba17ea4757a2d3c257c7dd889a5edcd86a0bd4392310bf2fd1486f9ffdc667af.exe
  "C:\Users\Admin\AppData\Local\Temp\ba17ea4757a2d3c257c7dd889a5edcd86a0bd4392310bf2fd1486f9ffdc667af.exe"
  2⤵
  - Drops file in Drivers directory
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4272
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.google.com/
    3⤵
    - 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:832
  - - 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,0x100,0xd4,0x104,0x7ff9901a46f8,0x7ff9901a4708,0x7ff9901a4718
      4⤵
      PID:4528
  - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2200,163796880490565786,17382093818902210060,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2212 /prefetch:2
      4⤵
      PID:2736
  - - 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=2200,163796880490565786,17382093818902210060,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2324 /prefetch:3
      4⤵
      Suspicious behavior: EnumeratesProcesses
      PID:3580
  - - 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=2200,163796880490565786,17382093818902210060,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2772 /prefetch:8
      4⤵
      PID:3844
  - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2200,163796880490565786,17382093818902210060,131072 --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=3312 /prefetch:1
      4⤵
      PID:3768
  - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2200,163796880490565786,17382093818902210060,131072 --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=3356 /prefetch:1
      4⤵
      PID:2720
  - - 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=2200,163796880490565786,17382093818902210060,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5428 /prefetch:8
      4⤵
      PID:3728
  - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2200,163796880490565786,17382093818902210060,131072 --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=4816 /prefetch:1
      4⤵
      PID:4944
  - - 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=2200,163796880490565786,17382093818902210060,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4524 /prefetch:8
      4⤵
      PID:1916
  - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2200,163796880490565786,17382093818902210060,131072 --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=5620 /prefetch:1
      4⤵
      PID:3468
  - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2200,163796880490565786,17382093818902210060,131072 --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=5580 /prefetch:1
      4⤵
      PID:3564
  - - 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=2200,163796880490565786,17382093818902210060,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6024 /prefetch:8
      4⤵
      PID:5020
  - - 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
      4⤵
      Drops file in Program Files directory
      PID:1212
    - - 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=0x22c,0x230,0x234,0x208,0x238,0x7ff7d0ab5460,0x7ff7d0ab5470,0x7ff7d0ab5480
        5⤵
        
        PID:1464
  - - 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=2200,163796880490565786,17382093818902210060,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6024 /prefetch:8
      4⤵
      Suspicious behavior: EnumeratesProcesses
      PID:4712
  - - 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=2200,163796880490565786,17382093818902210060,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4880 /prefetch:8
      4⤵
      PID:3728
  - - 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=2200,163796880490565786,17382093818902210060,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1496 /prefetch:8
      4⤵
      PID:4648

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2684

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:\Windows\system32\drivers\etc\hosts

Filesize
490B

MD5
00102a3b698ce86ad5cc2e42091c92ca

SHA1
c390355782dd2bb12df8fc736f4e8cbd3e6a99f2

SHA256
6d982ac22e9196b0d64a7c8bb5d620a42a49a8945e3a6f32041f22351b5a5b92

SHA512
4446718c9f1c162225a4755806c35031f4d9b5dec53cfff689eda8633529121ec3b9bee1287068b774d2c21f40294680850f5cfeed9f0e40b1973de3a5c8e45e

Download Submit
memory/2828-134-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2828-135-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2828-139-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4272-137-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4272-144-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4272-142-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download