4e4a5e7fd967433948dfd22ddef9f3679a14e0f911ec84471f3f9af5aa5413e8

General

Target

4e4a5e7fd967433948dfd22ddef9f3679a14e0f911ec84471f3f9af5aa5413e8.exe
Size

2.3MB
MD5

da5ed3c7ce236d765b62ecb9ef043665
SHA1

9348019e1fd3494594b1183913d77f7e26e74c66
SHA256

4e4a5e7fd967433948dfd22ddef9f3679a14e0f911ec84471f3f9af5aa5413e8
SHA512

072b41c5f463315455922c895ab463457cd54706f9639f078e0e39c5dc082ae85a8c46bfcb7013200476e4fb385a72b13e1379779007bc61da1a9aab2c96719b
SSDEEP

49152:RiMqIWd6eB1rMFPcytv3myhW0jl/IkzGKsYZ7OZ+Kagd:sMvw6asPLN3mIW0hgkzG4jg

Score

8^/10

vmprotect

Malware Config

Signatures

VMProtect packed file 4 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

Processes:

resource	yara_rule
behavioral2/memory/648-132-0x0000000000400000-0x000000000099B000-memory.dmp	vmprotect
behavioral2/memory/648-134-0x0000000000400000-0x000000000099B000-memory.dmp	vmprotect
behavioral2/memory/648-135-0x0000000000400000-0x000000000099B000-memory.dmp	vmprotect
behavioral2/memory/648-159-0x0000000000400000-0x000000000099B000-memory.dmp	vmprotect

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

Processes:

msedge.exe

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

Processes:

msedge.exe

description ioc process

Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ msedge.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	msedge.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

4e4a5e7fd967433948dfd22ddef9f3679a14e0f911ec84471f3f9af5aa5413e8.exemsedge.exemsedge.exe

pid	process
648	4e4a5e7fd967433948dfd22ddef9f3679a14e0f911ec84471f3f9af5aa5413e8.exe
648	4e4a5e7fd967433948dfd22ddef9f3679a14e0f911ec84471f3f9af5aa5413e8.exe
4960	msedge.exe
4960	msedge.exe
3824	msedge.exe
3824	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 8 IoCs

Processes:

msedge.exe

pid process

3824 msedge.exe
3824 msedge.exe
3824 msedge.exe
3824 msedge.exe
3824 msedge.exe
3824 msedge.exe
3824 msedge.exe
3824 msedge.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

msedge.exe

pid process

3824 msedge.exe
3824 msedge.exe

pid	process
3824	msedge.exe
3824	msedge.exe
3824	msedge.exe
3824	msedge.exe
3824	msedge.exe
3824	msedge.exe
3824	msedge.exe
3824	msedge.exe

pid	process
3824	msedge.exe
3824	msedge.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

4e4a5e7fd967433948dfd22ddef9f3679a14e0f911ec84471f3f9af5aa5413e8.exe

pid	process
648	4e4a5e7fd967433948dfd22ddef9f3679a14e0f911ec84471f3f9af5aa5413e8.exe
648	4e4a5e7fd967433948dfd22ddef9f3679a14e0f911ec84471f3f9af5aa5413e8.exe
648	4e4a5e7fd967433948dfd22ddef9f3679a14e0f911ec84471f3f9af5aa5413e8.exe
648	4e4a5e7fd967433948dfd22ddef9f3679a14e0f911ec84471f3f9af5aa5413e8.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

4e4a5e7fd967433948dfd22ddef9f3679a14e0f911ec84471f3f9af5aa5413e8.exemsedge.exe

description	pid	process	target process
PID 648 wrote to memory of 3824	648	4e4a5e7fd967433948dfd22ddef9f3679a14e0f911ec84471f3f9af5aa5413e8.exe	msedge.exe
PID 648 wrote to memory of 3824	648	4e4a5e7fd967433948dfd22ddef9f3679a14e0f911ec84471f3f9af5aa5413e8.exe	msedge.exe
PID 3824 wrote to memory of 3336	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 3336	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 2964	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 4960	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 4960	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 3812	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 3812	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 3812	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 3812	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 3812	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 3812	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 3812	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 3812	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 3812	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 3812	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 3812	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 3812	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 3812	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 3812	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 3812	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 3812	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 3812	3824	msedge.exe	msedge.exe
PID 3824 wrote to memory of 3812	3824	msedge.exe	msedge.exe

C:\Users\Admin\AppData\Local\Temp\4e4a5e7fd967433948dfd22ddef9f3679a14e0f911ec84471f3f9af5aa5413e8.exe
"C:\Users\Admin\AppData\Local\Temp\4e4a5e7fd967433948dfd22ddef9f3679a14e0f911ec84471f3f9af5aa5413e8.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:648

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.75yoyo.com/
2⤵
- Enumerates system info in registry
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3824

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=0x104,0x108,0x10c,0xd4,0x110,0x7ffb55ce46f8,0x7ffb55ce4708,0x7ffb55ce4718
3⤵
PID:3336

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2072,2484482636178444386,4263488525540973147,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2236 /prefetch:2
3⤵
PID:2964

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=2072,2484482636178444386,4263488525540973147,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2292 /prefetch:3
3⤵
- Suspicious behavior: EnumeratesProcesses
PID:4960

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=2072,2484482636178444386,4263488525540973147,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2660 /prefetch:8
3⤵
PID:3812

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2072,2484482636178444386,4263488525540973147,131072 --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=3356 /prefetch:1
3⤵
PID:3968

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2072,2484482636178444386,4263488525540973147,131072 --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=3364 /prefetch:1
3⤵
PID:3396

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=2072,2484482636178444386,4263488525540973147,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4960 /prefetch:8
3⤵
PID:3604

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2072,2484482636178444386,4263488525540973147,131072 --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=5080 /prefetch:1
3⤵
PID:2304

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2072,2484482636178444386,4263488525540973147,131072 --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=5248 /prefetch:1
3⤵
PID:4336

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2072,2484482636178444386,4263488525540973147,131072 --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=3132 /prefetch:1
3⤵
PID:3908

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2072,2484482636178444386,4263488525540973147,131072 --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=6152 /prefetch:1
3⤵
PID:3524

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=2072,2484482636178444386,4263488525540973147,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3204 /prefetch:8
3⤵
PID:4268

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2072,2484482636178444386,4263488525540973147,131072 --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=6616 /prefetch:1
3⤵
PID:5068

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2072,2484482636178444386,4263488525540973147,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6716 /prefetch:1
3⤵
PID:1424

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.75yoyo.com/
2⤵
PID:2248

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,0x100,0x104,0xd8,0x108,0x7ffb55ce46f8,0x7ffb55ce4708,0x7ffb55ce4718
3⤵
PID:1712

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2068

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

2

T1082

Query Registry

1

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
Filesize
152B

MD5
9cc113cab81df2ff66421c3dd6bf4d31

SHA1
c1e1b1e2f007732c8c79eedac889b7312b08990e

SHA256
48438eda8d47a465f7aa67c36937ec174be450bea6b501e2fc1cc929c917e2ea

SHA512
e069f0cbd04f3fc91824df48f247e1542c6858cc3cf3dd4f16c26258beac2f7aa256bad6cdda3b2cef916afd186b269375a43013138fbc795f22c1367c799a2b

Download Submit
\??\pipe\LOCAL\crashpad_3824_FUBXVYXLQHGHUDDD
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
memory/648-134-0x0000000000400000-0x000000000099B000-memory.dmp

Filesize
5.6MB

Download
memory/648-135-0x0000000000400000-0x000000000099B000-memory.dmp

Filesize
5.6MB

Download
memory/648-159-0x0000000000400000-0x000000000099B000-memory.dmp

Filesize
5.6MB

Download
memory/648-132-0x0000000000400000-0x000000000099B000-memory.dmp

Filesize
5.6MB

Download
memory/1424-167-0x0000000000000000-mapping.dmp

Download
memory/1712-155-0x0000000000000000-mapping.dmp

Download
memory/2248-154-0x0000000000000000-mapping.dmp

Download
memory/2304-151-0x0000000000000000-mapping.dmp

Download
memory/2964-139-0x0000000000000000-mapping.dmp

Download
memory/3336-137-0x0000000000000000-mapping.dmp

Download
memory/3396-147-0x0000000000000000-mapping.dmp

Download
memory/3524-161-0x0000000000000000-mapping.dmp

Download
memory/3604-149-0x0000000000000000-mapping.dmp

Download
memory/3812-143-0x0000000000000000-mapping.dmp

Download
memory/3824-136-0x0000000000000000-mapping.dmp

Download
memory/3908-158-0x0000000000000000-mapping.dmp

Download
memory/3968-145-0x0000000000000000-mapping.dmp

Download
memory/4268-163-0x0000000000000000-mapping.dmp

Download
memory/4336-153-0x0000000000000000-mapping.dmp

Download
memory/4960-140-0x0000000000000000-mapping.dmp

Download
memory/5068-165-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads