hxxps://r20[.]rs6[.]net/tn[.]jsp?f=001BeBNstiyW_mmi-gtW1Lx5puDy-khCG2aBK-tCFwi0hDZ3tufaSxdv33h24Qx0-Wp3_Ppqk3-GmQDvm3ReUOUKWOXcFXQJ8h1T-1mW_7MxTeMx_ZV-E4Q5yfALNd7UIcGIoECJC9QsbBwIh7kOESVvSa5-R1jYDck&c=&ch==&__=/jjdjdioowowonnbnbnnnddd/jfjfikieieuurrbbbzbbzzsss/nnndndiwowwpwmmdhjdkwwenenee/gywhirpshtzohbwjetuhrurwfzxwzx/am9uLnN0b2tlc0BmaWRlc3NhLmNvbQ==

Analysis

max time kernel
30s
max time network
16s
platform
windows11-21h2_x64
resource
win11-20231215-en
resource tags

arch:x64arch:x86image:win11-20231215-enlocale:en-usos:windows11-21h2-x64system
submitted
29-01-2024 13:00

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General

Target

https://r20.rs6.net/tn.jsp?f=001BeBNstiyW_mmi-gtW1Lx5puDy-khCG2aBK-tCFwi0hDZ3tufaSxdv33h24Qx0-Wp3_Ppqk3-GmQDvm3ReUOUKWOXcFXQJ8h1T-1mW_7MxTeMx_ZV-E4Q5yfALNd7UIcGIoECJC9QsbBwIh7kOESVvSa5-R1jYDck&c=&ch==&__=/jjdjdioowowonnbnbnnnddd/jfjfikieieuurrbbbzbbzzsss/nnndndiwowwpwmmdhjdkwwenenee/gywhirpshtzohbwjetuhrurwfzxwzx/am9uLnN0b2tlc0BmaWRlc3NhLmNvbQ==

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	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

Modifies data under HKEY_USERS 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry	chrome.exe
Set value (int)	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry\TraceTimeLast = "133510068549216264"	chrome.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4844	chrome.exe
4844	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs

pid	Process
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe

Suspicious use of AdjustPrivilegeToken 58 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe
Token: SeShutdownPrivilege	4844	chrome.exe
Token: SeCreatePagefilePrivilege	4844	chrome.exe

Suspicious use of FindShellTrayWindow 26 IoCs

pid	Process
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe

Suspicious use of SendNotifyMessage 12 IoCs

pid	Process
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe
4844	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4844 wrote to memory of 3508	4844	chrome.exe	32
PID 4844 wrote to memory of 3508	4844	chrome.exe	32
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 940	4844	chrome.exe	82
PID 4844 wrote to memory of 3692	4844	chrome.exe	84
PID 4844 wrote to memory of 3692	4844	chrome.exe	84
PID 4844 wrote to memory of 3940	4844	chrome.exe	83
PID 4844 wrote to memory of 3940	4844	chrome.exe	83
PID 4844 wrote to memory of 3940	4844	chrome.exe	83
PID 4844 wrote to memory of 3940	4844	chrome.exe	83
PID 4844 wrote to memory of 3940	4844	chrome.exe	83
PID 4844 wrote to memory of 3940	4844	chrome.exe	83
PID 4844 wrote to memory of 3940	4844	chrome.exe	83
PID 4844 wrote to memory of 3940	4844	chrome.exe	83
PID 4844 wrote to memory of 3940	4844	chrome.exe	83
PID 4844 wrote to memory of 3940	4844	chrome.exe	83
PID 4844 wrote to memory of 3940	4844	chrome.exe	83
PID 4844 wrote to memory of 3940	4844	chrome.exe	83
PID 4844 wrote to memory of 3940	4844	chrome.exe	83
PID 4844 wrote to memory of 3940	4844	chrome.exe	83
PID 4844 wrote to memory of 3940	4844	chrome.exe	83
PID 4844 wrote to memory of 3940	4844	chrome.exe	83
PID 4844 wrote to memory of 3940	4844	chrome.exe	83
PID 4844 wrote to memory of 3940	4844	chrome.exe	83
PID 4844 wrote to memory of 3940	4844	chrome.exe	83
PID 4844 wrote to memory of 3940	4844	chrome.exe	83
PID 4844 wrote to memory of 3940	4844	chrome.exe	83
PID 4844 wrote to memory of 3940	4844	chrome.exe	83

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://r20.rs6.net/tn.jsp?f=001BeBNstiyW_mmi-gtW1Lx5puDy-khCG2aBK-tCFwi0hDZ3tufaSxdv33h24Qx0-Wp3_Ppqk3-GmQDvm3ReUOUKWOXcFXQJ8h1T-1mW_7MxTeMx_ZV-E4Q5yfALNd7UIcGIoECJC9QsbBwIh7kOESVvSa5-R1jYDck&c=&ch==&__=/jjdjdioowowonnbnbnnnddd/jfjfikieieuurrbbbzbbzzsss/nnndndiwowwpwmmdhjdkwwenenee/gywhirpshtzohbwjetuhrurwfzxwzx/am9uLnN0b2tlc0BmaWRlc3NhLmNvbQ==
1⤵
- Enumerates system info in registry
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4844
- 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:7 --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=106.0.5249.119 --initial-client-data=0x100,0x104,0x108,0xdc,0x10c,0x7ffe29969758,0x7ffe29969768,0x7ffe29969778
  2⤵
  PID:3508
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1656 --field-trial-handle=1840,i,6870360090222138042,4050915828422479080,131072 /prefetch:2
  2⤵
  PID:940
- 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=utility --mojo-platform-channel-handle=2140 --field-trial-handle=1840,i,6870360090222138042,4050915828422479080,131072 /prefetch:8
  2⤵
  PID:3940
- 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 --mojo-platform-channel-handle=2104 --field-trial-handle=1840,i,6870360090222138042,4050915828422479080,131072 /prefetch:8
  2⤵
  PID:3692
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2944 --field-trial-handle=1840,i,6870360090222138042,4050915828422479080,131072 /prefetch:1
  2⤵
  PID:2340
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2936 --field-trial-handle=1840,i,6870360090222138042,4050915828422479080,131072 /prefetch:1
  2⤵
  PID:3232
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=4576 --field-trial-handle=1840,i,6870360090222138042,4050915828422479080,131072 /prefetch:1
  2⤵
  PID:3408
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=4892 --field-trial-handle=1840,i,6870360090222138042,4050915828422479080,131072 /prefetch:1
  2⤵
  PID:2744
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3276 --field-trial-handle=1840,i,6870360090222138042,4050915828422479080,131072 /prefetch:8
  2⤵
  PID:2776
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3728 --field-trial-handle=1840,i,6870360090222138042,4050915828422479080,131072 /prefetch:8
  2⤵
  PID:1260

C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
1⤵
PID:3496

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\Google\Chrome\User Data\Default\Code Cache\js\index-dir\the-real-index

Filesize
72B

MD5
28f685d74c2e4f790d87e6399fe099d1

SHA1
bc249dac893aed3770501d4b9335c5da9d29733e

SHA256
527582c41679fae8d2c6fc5ec71c6406d9e531a5358d710c7284ba429db6ce4b

SHA512
54df61ff2d4a26d15b1adf19d9869be46b37a953e6ddfbe0ee479040f57ad7fa33c5fec22eea58eeeb32b7aebf1c977494bdbe542ef2dd07a313ddee1e04714a

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

Filesize
6KB

MD5
801abab79b122585f949667940e5ee60

SHA1
d1d408fff0ada1bce78affac823d5371331e24fa

SHA256
44b019b02adca5bec3dc58c93c97645f7bd9f4b8a559b9297f67a08b6819f358

SHA512
e177ff47d0701124854c51eea2c2ae2214810dc8309218286c60bbb0f87943db476f47bd87df417f6e7b510cb17465bd69522ec13889b373f3a4c8305b809971

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

Filesize
114KB

MD5
8e783667710d1fa3aedc1acaeae8d089

SHA1
63af4a60e7937d90b5190c09d89dafe4e5ad0379

SHA256
95ede902574ac21092593577315271df18c1070d95675105db68f31b6175b159

SHA512
b700df817153f0cd7a02691a905b64e23f2fe8eeaaa0f706f3d87934c31f7b94a0abb1ca25742b318ee3a2b68fa81b9f72c060c4c6e626ff70e6098563ba08a4

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\persisted_first_party_sets.json

Filesize
2B

MD5
99914b932bd37a50b983c5e7c90ae93b

SHA1
bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

SHA256
44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

SHA512
27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd

Download Submit