hxxp://custhelp[.]com

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
15/05/2024, 10:07

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General

Target

http://custhelp.com

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	msedge.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	msedge.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
3232	msedge.exe
3232	msedge.exe
1940	msedge.exe
1940	msedge.exe
4960	identity_helper.exe
4960	identity_helper.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe
4180	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 10 IoCs

pid	Process
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe
1940	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1940 wrote to memory of 1856	1940	msedge.exe	83
PID 1940 wrote to memory of 1856	1940	msedge.exe	83
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3764	1940	msedge.exe	84
PID 1940 wrote to memory of 3232	1940	msedge.exe	85
PID 1940 wrote to memory of 3232	1940	msedge.exe	85
PID 1940 wrote to memory of 1424	1940	msedge.exe	86
PID 1940 wrote to memory of 1424	1940	msedge.exe	86
PID 1940 wrote to memory of 1424	1940	msedge.exe	86
PID 1940 wrote to memory of 1424	1940	msedge.exe	86
PID 1940 wrote to memory of 1424	1940	msedge.exe	86
PID 1940 wrote to memory of 1424	1940	msedge.exe	86
PID 1940 wrote to memory of 1424	1940	msedge.exe	86
PID 1940 wrote to memory of 1424	1940	msedge.exe	86
PID 1940 wrote to memory of 1424	1940	msedge.exe	86
PID 1940 wrote to memory of 1424	1940	msedge.exe	86
PID 1940 wrote to memory of 1424	1940	msedge.exe	86
PID 1940 wrote to memory of 1424	1940	msedge.exe	86
PID 1940 wrote to memory of 1424	1940	msedge.exe	86
PID 1940 wrote to memory of 1424	1940	msedge.exe	86
PID 1940 wrote to memory of 1424	1940	msedge.exe	86
PID 1940 wrote to memory of 1424	1940	msedge.exe	86
PID 1940 wrote to memory of 1424	1940	msedge.exe	86
PID 1940 wrote to memory of 1424	1940	msedge.exe	86
PID 1940 wrote to memory of 1424	1940	msedge.exe	86
PID 1940 wrote to memory of 1424	1940	msedge.exe	86

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://custhelp.com
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:1940
- 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,0x100,0x104,0xd8,0x108,0x7ffbd1d746f8,0x7ffbd1d74708,0x7ffbd1d74718
  2⤵
  PID:1856
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2116,13360533485533327968,2445614345913430083,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2120 /prefetch:2
  2⤵
  PID:3764
- 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=2116,13360533485533327968,2445614345913430083,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2176 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3232
- 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=2116,13360533485533327968,2445614345913430083,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2896 /prefetch:8
  2⤵
  PID:1424
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,13360533485533327968,2445614345913430083,131072 --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=3256 /prefetch:1
  2⤵
  PID:668
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,13360533485533327968,2445614345913430083,131072 --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=3268 /prefetch:1
  2⤵
  PID:1712
- 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=2116,13360533485533327968,2445614345913430083,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5144 /prefetch:8
  2⤵
  PID:3008
- 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=2116,13360533485533327968,2445614345913430083,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5144 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  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=2116,13360533485533327968,2445614345913430083,131072 --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=5476 /prefetch:1
  2⤵
  PID:4476
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,13360533485533327968,2445614345913430083,131072 --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=5496 /prefetch:1
  2⤵
  PID:5060
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,13360533485533327968,2445614345913430083,131072 --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=5556 /prefetch:1
  2⤵
  PID:3424
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,13360533485533327968,2445614345913430083,131072 --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=5536 /prefetch:1
  2⤵
  PID:3324
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,13360533485533327968,2445614345913430083,131072 --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=6004 /prefetch:1
  2⤵
  PID:4676
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,13360533485533327968,2445614345913430083,131072 --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=3580 /prefetch:1
  2⤵
  PID:1356
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,13360533485533327968,2445614345913430083,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3908 /prefetch:1
  2⤵
  PID:4992
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,13360533485533327968,2445614345913430083,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2016 /prefetch:1
  2⤵
  PID:3308
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2116,13360533485533327968,2445614345913430083,131072 --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=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1772 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4180

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4008

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4584

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
c9c4c494f8fba32d95ba2125f00586a3

SHA1
8a600205528aef7953144f1cf6f7a5115e3611de

SHA256
a0ca609205813c307df9122c0c5b0967c5472755700f615b0033129cf7d6b35b

SHA512
9d30cea6cfc259e97b0305f8b5cd19774044fb78feedfcef2014b2947f2e6a101273bc4ad30db9cc1724e62eb441266d7df376e28ac58693f128b9cce2c7d20d

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

Filesize
152B

MD5
4dc6fc5e708279a3310fe55d9c44743d

SHA1
a42e8bdf9d1c25ef3e223d59f6b1d16b095f46d2

SHA256
a1c5f48659d4b3af960971b3a0f433a95fee5bfafe5680a34110c68b342377d8

SHA512
5874b2310187f242b852fa6dcded244cc860abb2be4f6f5a6a1db8322e12e1fef8f825edc0aae75adbb7284a2cd64730650d0643b1e2bb7ead9350e50e1d8c13

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

Filesize
5KB

MD5
426af88716185bac37e4bae098a4ce83

SHA1
d7d02919817561acba1b60b0a199cd1d49bd24eb

SHA256
77fceda1fe5ac3969182c1792b3e14206ce8c9396da640388745ea82211b3f91

SHA512
bb4e84c69359f26d2c2a4daf42c567921f873f8cb9c85d905e947ec733019819836a21d4400228bdb28d39c7f5c0c4ec23e858235793f5a0af6175018795f540

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

Filesize
16B

MD5
206702161f94c5cd39fadd03f4014d98

SHA1
bd8bfc144fb5326d21bd1531523d9fb50e1b600a

SHA256
1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167

SHA512
0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145

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

Filesize
16B

MD5
46295cac801e5d4857d09837238a6394

SHA1
44e0fa1b517dbf802b18faf0785eeea6ac51594b

SHA256
0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

SHA512
8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\f4e50d1a-447f-4500-a95f-836dadef1c83.tmp

Filesize
6KB

MD5
4fed8333ae9a2c644104894cd7acaee7

SHA1
b701a460eb4ed9fff855d50a519b09f779631727

SHA256
4ecf968482d5831e177f920974c33b0485542f882b8b57aa7739c371c358eb8d

SHA512
8abfe8dfb93d08a3f1cf4b74f42d27877cd1f6773540af90bccedd254df5436765bad56a0b76733e020a35321a682af048b712c4253e893ce5c716261dc53835

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

Filesize
11KB

MD5
adb7fcdea0f87bcce8e85fa8a1d58a64

SHA1
535b4b5e2434e629467eb57a6e83c0cec77c540c

SHA256
774cca6b67e746f55068ef421e211184162d2a391215db8f1a2664cf0f83468c

SHA512
b17d4522141907b220a3cc8a4a20215ceab7bacbf73a4e5c47a95af32c89df29015eb16f011651e8e082b8d864a87d95b57cc9e84b58dba32e8f833bc5f3ac18

Download Submit