78033e74ed996845b50335f09ac669af486cd3089776c9bf26804c808fa479b5

General

Target

78033e74ed996845b50335f09ac669af486cd3089776c9bf26804c808fa479b5.exe
Size

2.4MB
MD5

791da1c01b6b87bb3d5ec4673f4546e2
SHA1

c6700c5494f1658f3059bc9872609e6e9e8694bb
SHA256

78033e74ed996845b50335f09ac669af486cd3089776c9bf26804c808fa479b5
SHA512

33861f68d2dce833f6dd290a1e277afb3923c1f7e501198ca58c8ed76bce5a505812723bdcccabad9ba83f95ee21da819c6c76599e98a79446fafc63f67c8f64

Score

3^/10

Malware Config

Signatures

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 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 data under HKEY_USERS 1 IoCs

Processes:

svchost.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections svchost.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
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

msedge.exemsedge.exe

pid process

4192 msedge.exe
4192 msedge.exe
3612 msedge.exe
3612 msedge.exe
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs

Processes:

msedge.exe

pid process

3612 msedge.exe
3612 msedge.exe
3612 msedge.exe
3612 msedge.exe
3612 msedge.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

msedge.exe

pid process

3612 msedge.exe
3612 msedge.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	svchost.exe

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

pid	process
4192	msedge.exe
4192	msedge.exe
3612	msedge.exe
3612	msedge.exe

pid	process
3612	msedge.exe
3612	msedge.exe
3612	msedge.exe
3612	msedge.exe
3612	msedge.exe

pid	process
3612	msedge.exe
3612	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

78033e74ed996845b50335f09ac669af486cd3089776c9bf26804c808fa479b5.exemsedge.exe

description	pid	process	target process
PID 2972 wrote to memory of 3612	2972	78033e74ed996845b50335f09ac669af486cd3089776c9bf26804c808fa479b5.exe	msedge.exe
PID 2972 wrote to memory of 3612	2972	78033e74ed996845b50335f09ac669af486cd3089776c9bf26804c808fa479b5.exe	msedge.exe
PID 3612 wrote to memory of 3476	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 3476	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4156	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4192	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4192	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4304	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4304	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4304	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4304	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4304	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4304	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4304	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4304	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4304	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4304	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4304	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4304	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4304	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4304	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4304	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4304	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4304	3612	msedge.exe	msedge.exe
PID 3612 wrote to memory of 4304	3612	msedge.exe	msedge.exe

C:\Users\Admin\AppData\Local\Temp\78033e74ed996845b50335f09ac669af486cd3089776c9bf26804c808fa479b5.exe
"C:\Users\Admin\AppData\Local\Temp\78033e74ed996845b50335f09ac669af486cd3089776c9bf26804c808fa479b5.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2972

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://aka.ms/dotnet-core-applaunch?missing_runtime=true&arch=x64&rid=win10-x64&apphost_version=5.0.1&gui=true
2⤵
- Enumerates system info in registry
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3612

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,0x100,0xd4,0x104,0x7ffc772f46f8,0x7ffc772f4708,0x7ffc772f4718
3⤵
PID:3476

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2316,18158325885556710911,16569093158586758612,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2576 /prefetch:2
3⤵
PID:4156

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=2316,18158325885556710911,16569093158586758612,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1316 /prefetch:3
3⤵
- Suspicious behavior: EnumeratesProcesses
PID:4192

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=2316,18158325885556710911,16569093158586758612,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3080 /prefetch:8
3⤵
PID:4304

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2316,18158325885556710911,16569093158586758612,131072 --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=3836 /prefetch:1
3⤵
PID:4664

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2316,18158325885556710911,16569093158586758612,131072 --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=3860 /prefetch:1
3⤵
PID:4680

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=2316,18158325885556710911,16569093158586758612,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5292 /prefetch:8
3⤵
PID:4844

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2316,18158325885556710911,16569093158586758612,131072 --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=4564 /prefetch:1
3⤵
PID:4944

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2316,18158325885556710911,16569093158586758612,131072 --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=5364 /prefetch:1
3⤵
PID:4960

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2316,18158325885556710911,16569093158586758612,131072 --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=5928 /prefetch:1
3⤵
PID:4976

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p -s BITS
1⤵
- Modifies data under HKEY_USERS
PID:3984

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4632

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\??\pipe\LOCAL\crashpad_3612_VCSLJSLWMMVFVWDS
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
memory/3984-134-0x000001C963090000-0x000001C9630A0000-memory.dmp

Filesize
64KB

Download
memory/3984-135-0x000001C9630F0000-0x000001C963100000-memory.dmp

Filesize
64KB

Download
memory/3984-136-0x000001C9656B0000-0x000001C9656B4000-memory.dmp

Filesize
16KB

Download
memory/4156-138-0x00007FFC95A80000-0x00007FFC95A81000-memory.dmp

Filesize
4KB

Download

Analysis

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