hxxps://pub-b54e92fecbc84fdba95232c883efbf60[.]r2[.]dev/webmail[.]html

General

Target

https://pub-b54e92fecbc84fdba95232c883efbf60.r2.dev/webmail.html

Score

1^/10

Malware Config

Signatures

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

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

msedge.exemsedge.exeidentity_helper.exe

pid process

2864 msedge.exe
2864 msedge.exe
5060 msedge.exe
5060 msedge.exe
4516 identity_helper.exe
4516 identity_helper.exe
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 8 IoCs

Processes:

msedge.exe

pid process

5060 msedge.exe
5060 msedge.exe
5060 msedge.exe
5060 msedge.exe
5060 msedge.exe
5060 msedge.exe
5060 msedge.exe
5060 msedge.exe

pid	process
2864	msedge.exe
2864	msedge.exe
5060	msedge.exe
5060	msedge.exe
4516	identity_helper.exe
4516	identity_helper.exe

Suspicious use of FindShellTrayWindow 25 IoCs

Processes:

msedge.exe

pid	process
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

Processes:

msedge.exe

pid	process
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe
5060	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

msedge.exe

description	pid	process	target process
PID 5060 wrote to memory of 5080	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 5080	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2872	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2864	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 2864	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 4428	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 4428	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 4428	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 4428	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 4428	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 4428	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 4428	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 4428	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 4428	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 4428	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 4428	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 4428	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 4428	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 4428	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 4428	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 4428	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 4428	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 4428	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 4428	5060	msedge.exe	msedge.exe
PID 5060 wrote to memory of 4428	5060	msedge.exe	msedge.exe

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://pub-b54e92fecbc84fdba95232c883efbf60.r2.dev/webmail.html
1⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:5060

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,0x100,0x104,0xd8,0x108,0x7ff8e77046f8,0x7ff8e7704708,0x7ff8e7704718
2⤵
PID:5080

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1996,8351747453973128541,13456534311986225205,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2036 /prefetch:2
2⤵
PID:2872

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=1996,8351747453973128541,13456534311986225205,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2116 /prefetch:3
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:2864

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=1996,8351747453973128541,13456534311986225205,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2816 /prefetch:8
2⤵
PID:4428

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1996,8351747453973128541,13456534311986225205,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3360 /prefetch:1
2⤵
PID:1108

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1996,8351747453973128541,13456534311986225205,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3388 /prefetch:1
2⤵
PID:664

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=1996,8351747453973128541,13456534311986225205,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4868 /prefetch:8
2⤵
PID:4620

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=1996,8351747453973128541,13456534311986225205,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4868 /prefetch:8
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:4516

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1996,8351747453973128541,13456534311986225205,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4908 /prefetch:1
2⤵
PID:2968

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1996,8351747453973128541,13456534311986225205,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5084 /prefetch:1
2⤵
PID:5000

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1996,8351747453973128541,13456534311986225205,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4888 /prefetch:1
2⤵
PID:3096

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1996,8351747453973128541,13456534311986225205,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5416 /prefetch:1
2⤵
PID:3876

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1996,8351747453973128541,13456534311986225205,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5664 /prefetch:1
2⤵
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=1996,8351747453973128541,13456534311986225205,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3676 /prefetch:1
2⤵
PID:2424

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:396

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3736

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

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

MD5
f61fa5143fe872d1d8f1e9f8dc6544f9

SHA1
df44bab94d7388fb38c63085ec4db80cfc5eb009

SHA256
284a24b5b40860240db00ef3ae6a33c9fa8349ab5490a634e27b2c6e9a191c64

SHA512
971000784a6518bb39c5cf043292c7ab659162275470f5f6b632ea91a6bcae83bc80517ceb983dd5abfe8fb4e157344cb65c27e609a879eec00b33c5fad563a6

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

MD5
87f7abeb82600e1e640b843ad50fe0a1

SHA1
045bbada3f23fc59941bf7d0210fb160cb78ae87

SHA256
b35d6906050d90a81d23646f86c20a8f5d42f058ffc6436fb0a2b8bd71ee1262

SHA512
ea8e7f24ab823ad710ce079c86c40aa957353a00d2775732c23e31be88a10d212e974c4691279aa86016c4660f5795febf739a15207833df6ed964a9ed99d618

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
Filesize
5KB

MD5
846c71e409ee5b60c88ddd00560988a6

SHA1
2ce624771d7c70486e87bee4dd6b2ee54f96846f

SHA256
a04a5ba774a21f8c84157e934184a2fb82ff1f6b9d88e79ab7f83c65a5f288ff

SHA512
cb2eba8abbd08327b08cc8d9038ecaf6b344aeb7b2ef40d20b4443cc0a980a72c66f8cac80dd65278f600e36325a901a627dc4adc7a2feab5439320b5c9092fe

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
Filesize
6KB

MD5
48caf2ac65881a1417187cd342c6a255

SHA1
8ab07c26ac4703c5a94de518146147a25906acb6

SHA256
d52cdd167e90dae9c94fc3b5b6d2bda78525edc0c95da317589cbad4a513b0e2

SHA512
e713fd3a20888f3a31da98fbc74c9fc69a736e828772b423b2ff8ecce528e45afd0e82cb974cfaf84d4f01309e69a0cb764f65b839f4a11c14dfe19ec1fbb388

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT
Filesize
16B

MD5
6752a1d65b201c13b62ea44016eb221f

SHA1
58ecf154d01a62233ed7fb494ace3c3d4ffce08b

SHA256
0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

SHA512
9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
Filesize
8KB

MD5
7863d8b78227b8c43d74984c1abcef53

SHA1
0eeac4b77c6fe534b094c26dcbd8850ab19bf6f4

SHA256
347df66b885ae52dd28fef759e3eb26cd1ebee897c07f341f86b46c9eb8c2e45

SHA512
60057f3746021913cea75c050a8e2266c51823e2cf0319ff99c2198710da138ddd3abf395e52f33ece49a58b75111df9ad713fcd0e492a53e0f85a22b5877b2b

Download Submit
\??\pipe\LOCAL\crashpad_5060_LFPKLOADZRTLPYOR
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads