hxxps://github[.]com/PaleoMenace/NanoCore

Resubmissions

04/09/2024, 00:25

240904-aqpd5s1cqn 3

02/09/2024, 11:19

240902-ne4xcazdrb 10

Analysis

max time kernel
50s
max time network
50s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04/09/2024, 00:25

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General

Target

https://github.com/PaleoMenace/NanoCore

Score

3^/10

discovery

Malware Config

Signatures

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

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\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

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3352	msedge.exe
3352	msedge.exe
1740	msedge.exe
1740	msedge.exe
4588	identity_helper.exe
4588	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe
1740	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1740 wrote to memory of 840	1740	msedge.exe	83
PID 1740 wrote to memory of 840	1740	msedge.exe	83
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 408	1740	msedge.exe	84
PID 1740 wrote to memory of 3352	1740	msedge.exe	85
PID 1740 wrote to memory of 3352	1740	msedge.exe	85
PID 1740 wrote to memory of 436	1740	msedge.exe	86
PID 1740 wrote to memory of 436	1740	msedge.exe	86
PID 1740 wrote to memory of 436	1740	msedge.exe	86
PID 1740 wrote to memory of 436	1740	msedge.exe	86
PID 1740 wrote to memory of 436	1740	msedge.exe	86
PID 1740 wrote to memory of 436	1740	msedge.exe	86
PID 1740 wrote to memory of 436	1740	msedge.exe	86
PID 1740 wrote to memory of 436	1740	msedge.exe	86
PID 1740 wrote to memory of 436	1740	msedge.exe	86
PID 1740 wrote to memory of 436	1740	msedge.exe	86
PID 1740 wrote to memory of 436	1740	msedge.exe	86
PID 1740 wrote to memory of 436	1740	msedge.exe	86
PID 1740 wrote to memory of 436	1740	msedge.exe	86
PID 1740 wrote to memory of 436	1740	msedge.exe	86
PID 1740 wrote to memory of 436	1740	msedge.exe	86
PID 1740 wrote to memory of 436	1740	msedge.exe	86
PID 1740 wrote to memory of 436	1740	msedge.exe	86
PID 1740 wrote to memory of 436	1740	msedge.exe	86
PID 1740 wrote to memory of 436	1740	msedge.exe	86
PID 1740 wrote to memory of 436	1740	msedge.exe	86

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://github.com/PaleoMenace/NanoCore
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:1740
- 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,0x100,0x104,0xd8,0x108,0x7ff8e8a146f8,0x7ff8e8a14708,0x7ff8e8a14718
  2⤵
  PID:840
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2148,9780800912803024495,1036122186364352928,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2068 /prefetch:2
  2⤵
  PID:408
- 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=2148,9780800912803024495,1036122186364352928,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2224 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3352
- 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=2148,9780800912803024495,1036122186364352928,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2592 /prefetch:8
  2⤵
  PID:436
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,9780800912803024495,1036122186364352928,131072 --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=3376 /prefetch:1
  2⤵
  PID:3232
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,9780800912803024495,1036122186364352928,131072 --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=3508 /prefetch:1
  2⤵
  PID:5044
- 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=2148,9780800912803024495,1036122186364352928,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4256 /prefetch:8
  2⤵
  PID:4648
- 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=2148,9780800912803024495,1036122186364352928,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4256 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4588
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,9780800912803024495,1036122186364352928,131072 --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=5404 /prefetch:1
  2⤵
  PID:368
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,9780800912803024495,1036122186364352928,131072 --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=5448 /prefetch:1
  2⤵
  PID:1516
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,9780800912803024495,1036122186364352928,131072 --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=5648 /prefetch:1
  2⤵
  PID:2880
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,9780800912803024495,1036122186364352928,131072 --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=3408 /prefetch:1
  2⤵
  PID:3440

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1984

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:224

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Browser Information Discovery

T1217

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
111c361619c017b5d09a13a56938bd54

SHA1
e02b363a8ceb95751623f25025a9299a2c931e07

SHA256
d7be4042a1e3511b0dbf0ab5c493245e4ac314440a4ae0732813db01a21ef8bc

SHA512
fc16a4ad0b56899b82d05114d7b0ca8ee610cdba6ff0b6a67dea44faf17b3105109335359b78c0a59c9011a13152744a7f5d4f6a5b66ea519df750ef03f622b2

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

Filesize
152B

MD5
983cbc1f706a155d63496ebc4d66515e

SHA1
223d0071718b80cad9239e58c5e8e64df6e2a2fe

SHA256
cc34b8f8e3f4bfe4c9a227d88f56ea2dd276ca3ac81df622ff5e9a8ec46b951c

SHA512
d9cf2ca46d9379902730c81e615a3eb694873ffd535c6bb3ded2dc97cdbbfb71051ab11a07754ed6f610f04285605b702b5a48a6cfda3ee3287230c41c9c45cd

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index

Filesize
2KB

MD5
7bed6f3e4fed0842382bb479f00c0ebd

SHA1
948b81ac5054bde029eba257c35aa6c9f6e53e88

SHA256
a6f6e167fcbf6f7f4d44c84af3587a553bdbf176ed8e7f996b50b4a6701418e8

SHA512
f62485b5dc6edaa5ed5aac0632c3f74bd704fe48a03560659084a6e190b66f32ae0d385a625a59ebaf1ccaa149250829d94030fe1d50c9bac07f7032f9ec435b

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

Filesize
5KB

MD5
18005e1d3267a1684e4ff09a030db363

SHA1
1dd4e4fba2eb7830729883a35aed5c84697e9324

SHA256
a37ac80ee4731ff35d76bb071267697919c4f523f40419cbb0c3408294232ccb

SHA512
127263b4f09fb51089c1da6368bc919e378fcf4e6009da96e11950ad903b843354c6939b9f206032a8925404bea21412b2ba3bada62148cde0b390a98aa2e0a2

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

Filesize
6KB

MD5
e82f79f6593ef093ef3e7cc8459bbaab

SHA1
03246a6aa33414172fd9e24c643ae9b83411e9c6

SHA256
fe5d8e2a8644eaa3cf313137988b06c557e7a83f1ec2ce7a21cb6cf798eb023b

SHA512
cd9e84909c4ab78934f65d1428ceddee80999d681362196506c5c1103cda703e469bbb0425d6d1f8cc576a2f98cc04cf35a806d5783e6e4955f31bf3ba0ad5a0

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
10KB

MD5
ff25e8964f02d358b586da73e5239d99

SHA1
780a6231438c739955a4acec0a8919039633c8da

SHA256
244538045b124d595583deeb8b3ba0598d6a83a6ab8c246187e61f58d765ef08

SHA512
e333e81a5d804e68a9a07c5de9917d0312272f159096252e57a42cd27c52026d2f84874004b1a372c05e25dabfe569172426d3220a7992dda7dbd97472510a18

Download Submit