d991c699935a6921feb1533dcc827f62f59ab1ab40b8bc7b36fb454640773acf

Analysis

max time kernel
172s
max time network
175s
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, 14:50

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General

Target

ң3޸V8.4.7.exe
Size

6.2MB
MD5

e9c937a8b995c5d50cd30e3f2cb8e3e0
SHA1

a9ea6c2669378c465989f5c25c02d3ec0481a18e
SHA256

08c23b036e26a506a1663efdb37717f118abc8455f2346f7116d82e635b5fd68
SHA512

97962bc4b0d62065dc6ce2f0500041914650b77af4d5f03c7331d838540d22d27c9038a4c5b9c452a4f67ce7ffa2fc0c1141f220711d8cf426194e773b50169e
SSDEEP

98304:vIt2nq8r2DKvApEQuPGB4p+4QqdwkLQHHhsSYt8KbbIj7nSh0zizM4daJWiJC7Jc:wtV8rwsr7sKSOj7JVq

Score

9^/10

persistence upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x000300000000072d-132.dat	acprotect

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000300000000072d-132.dat	upx
behavioral2/memory/3212-135-0x0000000010000000-0x000000001003D000-memory.dmp	upx

Loads dropped DLL 1 IoCs

pid	Process
3212	ң3޸V8.4.7.exe

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-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run	msedge.exe

Enumerates connected drives 3 TTPs 1 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\D:	ң3޸V8.4.7.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Microsoft\Edge\Application\SetupMetrics\bf2db4c5-11e7-402e-9b95-18d93eb530fb.tmp	setup.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\SetupMetrics\20221128134239.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

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1540	3212	WerFault.exe	79
4112	3212	WerFault.exe	79

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	msedge.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	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
1856	msedge.exe
1856	msedge.exe
1816	msedge.exe
1816	msedge.exe
4236	identity_helper.exe
4236	identity_helper.exe
3124	msedge.exe
3124	msedge.exe
3124	msedge.exe
3124	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs

pid	Process
1816	msedge.exe
1816	msedge.exe
1816	msedge.exe
1816	msedge.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1816	msedge.exe
1816	msedge.exe
1816	msedge.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3212	ң3޸V8.4.7.exe
3212	ң3޸V8.4.7.exe
3212	ң3޸V8.4.7.exe
3212	ң3޸V8.4.7.exe
3212	ң3޸V8.4.7.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3212 wrote to memory of 1816	3212	ң3޸V8.4.7.exe	81
PID 3212 wrote to memory of 1816	3212	ң3޸V8.4.7.exe	81
PID 1816 wrote to memory of 1288	1816	msedge.exe	84
PID 1816 wrote to memory of 1288	1816	msedge.exe	84
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 4652	1816	msedge.exe	90
PID 1816 wrote to memory of 1856	1816	msedge.exe	91
PID 1816 wrote to memory of 1856	1816	msedge.exe	91
PID 1816 wrote to memory of 4440	1816	msedge.exe	93
PID 1816 wrote to memory of 4440	1816	msedge.exe	93
PID 1816 wrote to memory of 4440	1816	msedge.exe	93
PID 1816 wrote to memory of 4440	1816	msedge.exe	93
PID 1816 wrote to memory of 4440	1816	msedge.exe	93
PID 1816 wrote to memory of 4440	1816	msedge.exe	93
PID 1816 wrote to memory of 4440	1816	msedge.exe	93
PID 1816 wrote to memory of 4440	1816	msedge.exe	93
PID 1816 wrote to memory of 4440	1816	msedge.exe	93
PID 1816 wrote to memory of 4440	1816	msedge.exe	93
PID 1816 wrote to memory of 4440	1816	msedge.exe	93
PID 1816 wrote to memory of 4440	1816	msedge.exe	93
PID 1816 wrote to memory of 4440	1816	msedge.exe	93
PID 1816 wrote to memory of 4440	1816	msedge.exe	93
PID 1816 wrote to memory of 4440	1816	msedge.exe	93
PID 1816 wrote to memory of 4440	1816	msedge.exe	93
PID 1816 wrote to memory of 4440	1816	msedge.exe	93
PID 1816 wrote to memory of 4440	1816	msedge.exe	93

C:\Users\Admin\AppData\Local\Temp\ң3޸V8.4.7.exe
"C:\Users\Admin\AppData\Local\Temp\ң3޸V8.4.7.exe"
1⤵
- Loads dropped DLL
- Enumerates connected drives
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3212
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.dszm520.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:1816
- - 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,0x100,0xd4,0x104,0x7ff8854046f8,0x7ff885404708,0x7ff885404718
    3⤵
    PID:1288
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2100,16604300425943105729,10185649365499539386,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2160 /prefetch:2
    3⤵
    PID:4652
- - 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=2100,16604300425943105729,10185649365499539386,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2236 /prefetch:3
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:1856
- - 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=2100,16604300425943105729,10185649365499539386,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2716 /prefetch:8
    3⤵
    PID:4440
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,16604300425943105729,10185649365499539386,131072 --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:4404
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,16604300425943105729,10185649365499539386,131072 --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=3284 /prefetch:1
    3⤵
    PID:4360
- - 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=2100,16604300425943105729,10185649365499539386,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4864 /prefetch:8
    3⤵
    PID:2548
- - 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=2100,16604300425943105729,10185649365499539386,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5416 /prefetch:8
    3⤵
    PID:3076
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,16604300425943105729,10185649365499539386,131072 --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=5488 /prefetch:1
    3⤵
    PID:4784
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,16604300425943105729,10185649365499539386,131072 --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=3112 /prefetch:1
    3⤵
    PID:3116
- - 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=2100,16604300425943105729,10185649365499539386,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5160 /prefetch:8
    3⤵
    PID:2256
- - 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:4616
  - - 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,0x7ff7a5425460,0x7ff7a5425470,0x7ff7a5425480
      4⤵
      PID:3228
- - 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=2100,16604300425943105729,10185649365499539386,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5160 /prefetch:8
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:4236
- - 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=2100,16604300425943105729,10185649365499539386,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=6108 /prefetch:8
    3⤵
    PID:2144
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2100,16604300425943105729,10185649365499539386,131072 --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=6168 /prefetch:2
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:3124
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3212 -s 1880
  2⤵
  - Program crash
  PID:1540
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3212 -s 1880
  2⤵
  - Program crash
  PID:4112

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3212 -ip 3212
1⤵
PID:1028

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 3212 -ip 3212
1⤵
PID:3168

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1612

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

Peripheral Device Discovery

T1120

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\Temp\SkinH_EL.dll

Filesize
86KB

MD5
147127382e001f495d1842ee7a9e7912

SHA1
92d1ed56032183c75d4b57d7ce30b1c4ae11dc9b

SHA256
edf679c02ea2e170e67ab20dfc18558e2bfb4ee5d59eceeaea4b1ad1a626c3cc

SHA512
97f5ae90a1bbacfe39b9e0f2954c24f9896cc9dca9d14364c438862996f3bbc04a4aa515742fccb3679d222c1302f5bb40c7eaddd6b5859d2d6ef79490243a4d

Download Submit
memory/3212-135-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download