c9d04a3a87fee318ba65f837f40bd2dd2428f25e78bf271207f8b2b02aaa8a06

Analysis

max time kernel
13s
max time network
15s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
07/08/2024, 09:45

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General

Target

Bootstrapper.exe
Size

796KB
MD5

653c07b9b5f1b22c84f72c03b0083d18
SHA1

54c25b876736011d016dc0ea06a1533365555cc4
SHA256

c9d04a3a87fee318ba65f837f40bd2dd2428f25e78bf271207f8b2b02aaa8a06
SHA512

b605773fc4fa244f354bb8f51621225e6482751d19bddf747f03f624581bc7ae896ca0e40be91b667aea7a7978a291497a362f9bd65449682e1948938af684f8
SSDEEP

12288:wuHbakEAdS7SdsgtNaFoGQ4jEr+xpS1nmkFmZ2ojKU:/HbTHSINooGQ4jESxpS1nmkkK

Score

4^/10

discovery

Malware Config

Signatures

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SystemTemp	chrome.exe

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

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3828	chrome.exe
3828	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs

pid	Process
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	3080	Bootstrapper.exe
Token: SeShutdownPrivilege	3828	chrome.exe
Token: SeCreatePagefilePrivilege	3828	chrome.exe
Token: SeShutdownPrivilege	3828	chrome.exe
Token: SeCreatePagefilePrivilege	3828	chrome.exe
Token: SeShutdownPrivilege	3828	chrome.exe
Token: SeCreatePagefilePrivilege	3828	chrome.exe

Suspicious use of FindShellTrayWindow 27 IoCs

pid	Process
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe

Suspicious use of SendNotifyMessage 12 IoCs

pid	Process
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe
3828	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3828 wrote to memory of 1532	3828	chrome.exe	95
PID 3828 wrote to memory of 1532	3828	chrome.exe	95
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 2152	3828	chrome.exe	96
PID 3828 wrote to memory of 1764	3828	chrome.exe	97
PID 3828 wrote to memory of 1764	3828	chrome.exe	97
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98
PID 3828 wrote to memory of 3596	3828	chrome.exe	98

C:\Users\Admin\AppData\Local\Temp\Bootstrapper.exe
"C:\Users\Admin\AppData\Local\Temp\Bootstrapper.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3080

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe"
1⤵
- Drops file in Windows directory
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3828
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=123.0.6312.123 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffd782fcc40,0x7ffd782fcc4c,0x7ffd782fcc58
  2⤵
  PID:1532
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=1824,i,11728993506672501100,17119440610457558444,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=1816 /prefetch:2
  2⤵
  PID:2152
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=2116,i,11728993506672501100,17119440610457558444,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=2124 /prefetch:3
  2⤵
  PID:1764
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=2196,i,11728993506672501100,17119440610457558444,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=2208 /prefetch:8
  2⤵
  PID:3596
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --field-trial-handle=3112,i,11728993506672501100,17119440610457558444,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3280 /prefetch:1
  2⤵
  PID:644
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --field-trial-handle=3196,i,11728993506672501100,17119440610457558444,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3324 /prefetch:1
  2⤵
  PID:4432
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=3604,i,11728993506672501100,17119440610457558444,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=4484 /prefetch:8
  2⤵
  PID:3220
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --field-trial-handle=3588,i,11728993506672501100,17119440610457558444,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=4612 /prefetch:1
  2⤵
  PID:920

C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe"
1⤵
PID:4156

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\Google\Chrome\User Data\Default\Network\Network Persistent State

Filesize
1KB

MD5
77912ce6ca73490ed0881960413f5038

SHA1
21157d3da19f88832e50e28d95abb8c7a48db2b3

SHA256
260cbc9ccfc3efe0e7f06686c1c3ad4f38d6461c46bbd7a6bc1f9b160cd94892

SHA512
9b2da6d8e891d078be003b8d6e3385f1a2ba0d47b3e7fdeeedbaf2d28430f229bfc607b129664f6a26e7e44f05cb04258c05a1a8bf73f053c269a340b1499c7c

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports

Filesize
2B

MD5
d751713988987e9331980363e24189ce

SHA1
97d170e1550eee4afc0af065b78cda302a97674c

SHA256
4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

SHA512
b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity

Filesize
356B

MD5
cfb06f03993ec8ce38d89000d10c8676

SHA1
94c446c65c400f92b0e61a8709cdfb0d7e98cfac

SHA256
6fa8ace3250e6570b62500a6798c4848d5c7165253fcb6388654f12f190c710d

SHA512
39ba31cab214a99051e41bc1378dc9271d001e6534f38c9f4e1ae0edd0cb9c5f0cbaec7a56e47130c8d5cc508f2827136ac59b591213bb271db7a867f4b80ccd

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

Filesize
8KB

MD5
68b57a22564b365a6ca0c8b2e04fc8ff

SHA1
612c8b20c993ca36f3b25e2d640c87035615783c

SHA256
dbe96b9584508ff1b7553c507ce5fdafb08863b77f7f1d5287319cc7b8d8c14d

SHA512
a97514c3c3e4da6e78a59bb7f11f41f40d75c02aded7310c0204f2bc22cead3f07c4b86fe799607cd0c854d3434e620b61c870399fac100036ea7f7306d3a9ca

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Secure Preferences

Filesize
13KB

MD5
7debde4fb86d7e5ec7151ef720b9dbd2

SHA1
ab6f8bdeca75e44be9c8b2ef361675994631b67e

SHA256
3676ca0e98f6b6a3ec54676267229c75034bbbdd92d25f59df1530b40536af9f

SHA512
4d7cd6c1492bd9914a6cb09af8e7ff24d1ac8bb6c22820eb82ba76478d88de5b90e319ccd05b109672067a10a402952ebf7b0f2d1e507b5add9609b6ce5adc76

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

Filesize
99KB

MD5
fbc278e139be490929295fd3912df51a

SHA1
e5e4eec1b494b06056d276f9029aba87df11b41d

SHA256
9b9229d65ec9018a592ca2f14015bfbb1b2aa76e06d6af99b8f180e8021e990f

SHA512
0b43af5f9027ca4d4de44512e5ac78c22f16f7a0df44da07db887215f11b828255f82612af3bb573319ce56328c126324bd3fec02cefb52caa558c04f681d37d

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\ShaderCache\data_1

Filesize
264KB

MD5
f50f89a0a91564d0b8a211f8921aa7de

SHA1
112403a17dd69d5b9018b8cede023cb3b54eab7d

SHA256
b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

SHA512
bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

Download Submit
memory/3080-0-0x00007FFD6B683000-0x00007FFD6B685000-memory.dmp

Filesize
8KB

Download
memory/3080-1-0x000001DD794C0000-0x000001DD7958E000-memory.dmp

Filesize
824KB

Download
memory/3080-2-0x00007FFD6B680000-0x00007FFD6C142000-memory.dmp

Filesize
10.8MB

Download
memory/3080-3-0x00007FFD6B680000-0x00007FFD6C142000-memory.dmp

Filesize
10.8MB

Download