hxxps://ci3[.]googleusercontent[.]com/mail-sig/AIorK4yWHDv2xG3oV3ae_Pp3hUA4xEVW8bKIiDQ84VCikVWGeKrmtvC8jx9wGhvVgycTiiOj7AiQNiA

Analysis

max time kernel
157s
max time network
156s
platform
windows11-21h2_x64
resource
win11-20240221-en
resource tags

arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
submitted
23/02/2024, 07:21

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General

Target

https://ci3.googleusercontent.com/mail-sig/AIorK4yWHDv2xG3oV3ae_Pp3hUA4xEVW8bKIiDQ84VCikVWGeKrmtvC8jx9wGhvVgycTiiOj7AiQNiA

Score

1^/10

Malware Config

Signatures

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

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
2608	msedge.exe
2608	msedge.exe
4844	msedge.exe
4844	msedge.exe
1312	msedge.exe
1312	msedge.exe
2548	identity_helper.exe
2548	identity_helper.exe
1496	msedge.exe
1496	msedge.exe
1496	msedge.exe
1496	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe

Suspicious use of SendNotifyMessage 12 IoCs

pid	Process
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe
4844	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4844 wrote to memory of 2184	4844	msedge.exe	62
PID 4844 wrote to memory of 2184	4844	msedge.exe	62
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 1508	4844	msedge.exe	82
PID 4844 wrote to memory of 2608	4844	msedge.exe	81
PID 4844 wrote to memory of 2608	4844	msedge.exe	81
PID 4844 wrote to memory of 4104	4844	msedge.exe	83
PID 4844 wrote to memory of 4104	4844	msedge.exe	83
PID 4844 wrote to memory of 4104	4844	msedge.exe	83
PID 4844 wrote to memory of 4104	4844	msedge.exe	83
PID 4844 wrote to memory of 4104	4844	msedge.exe	83
PID 4844 wrote to memory of 4104	4844	msedge.exe	83
PID 4844 wrote to memory of 4104	4844	msedge.exe	83
PID 4844 wrote to memory of 4104	4844	msedge.exe	83
PID 4844 wrote to memory of 4104	4844	msedge.exe	83
PID 4844 wrote to memory of 4104	4844	msedge.exe	83
PID 4844 wrote to memory of 4104	4844	msedge.exe	83
PID 4844 wrote to memory of 4104	4844	msedge.exe	83
PID 4844 wrote to memory of 4104	4844	msedge.exe	83
PID 4844 wrote to memory of 4104	4844	msedge.exe	83
PID 4844 wrote to memory of 4104	4844	msedge.exe	83
PID 4844 wrote to memory of 4104	4844	msedge.exe	83
PID 4844 wrote to memory of 4104	4844	msedge.exe	83
PID 4844 wrote to memory of 4104	4844	msedge.exe	83
PID 4844 wrote to memory of 4104	4844	msedge.exe	83
PID 4844 wrote to memory of 4104	4844	msedge.exe	83

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://ci3.googleusercontent.com/mail-sig/AIorK4yWHDv2xG3oV3ae_Pp3hUA4xEVW8bKIiDQ84VCikVWGeKrmtvC8jx9wGhvVgycTiiOj7AiQNiA
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:4844
- 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=90.0.4430.212 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=90.0.818.66 --initial-client-data=0x100,0x104,0x108,0xdc,0x10c,0x7ffd58b33cb8,0x7ffd58b33cc8,0x7ffd58b33cd8
  2⤵
  PID:2184
- 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=1892,14666883543344231958,1875976354210916846,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2064 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2608
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1892,14666883543344231958,1875976354210916846,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1904 /prefetch:2
  2⤵
  PID:1508
- 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=1892,14666883543344231958,1875976354210916846,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2588 /prefetch:8
  2⤵
  PID:4104
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1892,14666883543344231958,1875976354210916846,131072 --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=3292 /prefetch:1
  2⤵
  PID:2144
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1892,14666883543344231958,1875976354210916846,131072 --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=3168 /prefetch:1
  2⤵
  PID:1532
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1892,14666883543344231958,1875976354210916846,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4920 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1312
- C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=1892,14666883543344231958,1875976354210916846,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5452 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2548
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1892,14666883543344231958,1875976354210916846,131072 --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=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5432 /prefetch:1
  2⤵
  PID:4932
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1892,14666883543344231958,1875976354210916846,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2880 /prefetch:1
  2⤵
  PID:1068
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1892,14666883543344231958,1875976354210916846,131072 --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=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3180 /prefetch:1
  2⤵
  PID:2128
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1892,14666883543344231958,1875976354210916846,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4604 /prefetch:1
  2⤵
  PID:2132
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1892,14666883543344231958,1875976354210916846,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.22000.1 --gpu-preferences=SAAAAAAAAADoAAAwAAAAAAAAAAAAAAAAAABgAAAQAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=3204 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1496

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4840

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3548

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

Filesize
152B

MD5
caaacbd78b8e7ebc636ff19241b2b13d

SHA1
4435edc68c0594ebb8b0aa84b769d566ad913bc8

SHA256
989cc6f5cdc43f7bac8f6bc10624a47d46cbc366c671c495c6900eabc5276f7a

SHA512
c668a938bef9bbe432af676004beb1ae9c06f1ba2f154d1973e691a892cb39c345b12265b5996127efff3258ebba333847df09238f69e95f2f35879b5db7b7fc

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

Filesize
152B

MD5
7c194bbd45fc5d3714e8db77e01ac25a

SHA1
e758434417035cccc8891d516854afb4141dd72a

SHA256
253f8f4a60bdf1763526998865311c1f02085388892f14e94f858c50bf6e53c3

SHA512
aca42768dcc4334e49cd6295bd563c797b11523f4405cd5b4aeb41dec9379d155ae241ce937ec55063ecbf82136154e4dc5065afb78d18b42af86829bac6900d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State

Filesize
404B

MD5
c7e1de5d285fd12c40e9b3513193c75c

SHA1
0107552b0c45d6cd486a19a50dde4ae5de92a950

SHA256
96238d331021b08d2b0e19635d623a3660bf77b48831cebfbd16f0f4ea0d45f5

SHA512
7f7a43bfcf771e7034368f1d16fdc9f4e1fe13c437e6fe6937703bdd19d704821019e3f19d6724aff787ea1d74ef9c9a7cd9b386dab12c3a647619c8c629679d

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

Filesize
6KB

MD5
d00546abca003f95059a8e190594ce8b

SHA1
ba0112452f9059ca93255848ec9b15f450ced496

SHA256
21f41f34033acbe4dea07e2ee7fcd22e73944be3bb2ee56b5f3979dd7035748e

SHA512
9f01ef832d0cb14bead2950172d25d036ff0709389d77b4ece24bb4c40ab8d1293453265856a78091cec349db410c6be7b3691c4ac4d6ebd58652eada583dc4a

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

Filesize
6KB

MD5
f294c59a5b941636e3492379766378be

SHA1
cb32d1cb8327d9d2324f5ac1b68307e30a7c7e85

SHA256
71518fe4371da00bd7a327c87509f7d36856f26dc7d2f558a61c60d3082a6eda

SHA512
ffda9f131522f71b2d0c68b56915d5a20621e97c901ef3bcaed908e9b1ce4ded60f2a1fbf50a3c0e622849176e95440b3286406b2ab21057287cb30080d373ed

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
11KB

MD5
cabe61bc33d8118902ee046e6c05fc57

SHA1
764d1f4a724fcb9c19257f62cb3b8238d77a43c8

SHA256
9a15457944bacd72952d4ef5ababcc7b32e2356977e12c8d31720d131910fb62

SHA512
d43d2795997b4eb8886a30876d82ebe0a1547947173d23d24fd74498c7bd313e3b80593ee49af0793f15eb6e32bc3856e9039c467e2718c96fd5558fa091ed01

Download Submit