hxxp://chrislynsoftware[.]com/uploads/go[.]php?dtpev

Analysis

max time kernel
150s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
06/11/2023, 09:57

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General

Target

http://chrislynsoftware.com/uploads/go.php?dtpev

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 = "133437382602681848"	chrome.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2940	chrome.exe
2940	chrome.exe
4844	chrome.exe
4844	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs

pid	Process
2940	chrome.exe
2940	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe
Token: SeShutdownPrivilege	2940	chrome.exe
Token: SeCreatePagefilePrivilege	2940	chrome.exe

Suspicious use of FindShellTrayWindow 26 IoCs

pid	Process
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe
2940	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2940 wrote to memory of 4088	2940	chrome.exe	82
PID 2940 wrote to memory of 4088	2940	chrome.exe	82
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 2744	2940	chrome.exe	84
PID 2940 wrote to memory of 264	2940	chrome.exe	85
PID 2940 wrote to memory of 264	2940	chrome.exe	85
PID 2940 wrote to memory of 1140	2940	chrome.exe	86
PID 2940 wrote to memory of 1140	2940	chrome.exe	86
PID 2940 wrote to memory of 1140	2940	chrome.exe	86
PID 2940 wrote to memory of 1140	2940	chrome.exe	86
PID 2940 wrote to memory of 1140	2940	chrome.exe	86
PID 2940 wrote to memory of 1140	2940	chrome.exe	86
PID 2940 wrote to memory of 1140	2940	chrome.exe	86
PID 2940 wrote to memory of 1140	2940	chrome.exe	86
PID 2940 wrote to memory of 1140	2940	chrome.exe	86
PID 2940 wrote to memory of 1140	2940	chrome.exe	86
PID 2940 wrote to memory of 1140	2940	chrome.exe	86
PID 2940 wrote to memory of 1140	2940	chrome.exe	86
PID 2940 wrote to memory of 1140	2940	chrome.exe	86
PID 2940 wrote to memory of 1140	2940	chrome.exe	86
PID 2940 wrote to memory of 1140	2940	chrome.exe	86
PID 2940 wrote to memory of 1140	2940	chrome.exe	86
PID 2940 wrote to memory of 1140	2940	chrome.exe	86
PID 2940 wrote to memory of 1140	2940	chrome.exe	86
PID 2940 wrote to memory of 1140	2940	chrome.exe	86
PID 2940 wrote to memory of 1140	2940	chrome.exe	86
PID 2940 wrote to memory of 1140	2940	chrome.exe	86
PID 2940 wrote to memory of 1140	2940	chrome.exe	86

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 http://chrislynsoftware.com/uploads/go.php?dtpev
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:2940
- 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=0xfc,0x100,0x104,0xd8,0x108,0x7ffd96fa9758,0x7ffd96fa9768,0x7ffd96fa9778
  2⤵
  PID:4088
- 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=1636 --field-trial-handle=1848,i,8321944239782803960,6191971145576447106,131072 /prefetch:2
  2⤵
  PID:2744
- 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=2128 --field-trial-handle=1848,i,8321944239782803960,6191971145576447106,131072 /prefetch:8
  2⤵
  PID:264
- 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=2228 --field-trial-handle=1848,i,8321944239782803960,6191971145576447106,131072 /prefetch:8
  2⤵
  PID:1140
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --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=2768 --field-trial-handle=1848,i,8321944239782803960,6191971145576447106,131072 /prefetch:1
  2⤵
  PID:2788
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2776 --field-trial-handle=1848,i,8321944239782803960,6191971145576447106,131072 /prefetch:1
  2⤵
  PID:4296
- 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=4772 --field-trial-handle=1848,i,8321944239782803960,6191971145576447106,131072 /prefetch:8
  2⤵
  PID:1288
- 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=4880 --field-trial-handle=1848,i,8321944239782803960,6191971145576447106,131072 /prefetch:8
  2⤵
  PID:4712
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --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=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1740 --field-trial-handle=1848,i,8321944239782803960,6191971145576447106,131072 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4844

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:8

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
1⤵
PID:5960

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k UnistackSvcGroup
1⤵
PID:6076

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\Comms\UnistoreDB\store.jfm

Filesize
16KB

MD5
86d5cac58bc57edbbded1cbc7cabb39c

SHA1
67f6484e8ae0f7d2417da84beac307ffb389e9da

SHA256
d6acdcfac868d2b0de014ab6c66f9f9871289dc00f03223df76864eaacfd0cca

SHA512
bcbca80119d59dbe7566975059802951c9d139eb366f48e579a0a3ad8d58703c2dcde273d319e382fbc9f5464574f59b903dbce6454a148bcfb85c16094e9e9e

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

Filesize
6KB

MD5
19ea02d9f042619afbc04fd6806b1951

SHA1
a588cd98a107aa1a8c1fc16eba1e45eda7034329

SHA256
487ef5e12b6e1c8ff4d9263dcd4f9c2ac37bf7664bbc1f72ef676b5e0d579acb

SHA512
09c56d7675daef24d19558f28f7d2882eedd404cab311e1e66f92c777ef55d8ce813510660b178ba12ae3d107f23a25972b936e5d4e5f570bddea62a545bd4dd

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

Filesize
109KB

MD5
e5e4b573990119b8c9628e240a9fff09

SHA1
14b6058b286d56c05717a8c2c6af4c8ef0e00824

SHA256
2e2f9fb4ce695077c3d064f6dd8078d3c0c31bf29c70d304abb4314c68e9eed0

SHA512
e750a2c19e21d449219087b78177791ee67e92cc2d868f1c68ea215abcef7237042ce70caf695e8bc6a2c7b5644aeec3cefdb469976c849a5fd5544a4693fc1e

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
memory/6076-79-0x000002566C850000-0x000002566C851000-memory.dmp

Filesize
4KB

Download
memory/6076-83-0x000002566C850000-0x000002566C851000-memory.dmp

Filesize
4KB

Download
memory/6076-74-0x000002566C850000-0x000002566C851000-memory.dmp

Filesize
4KB

Download
memory/6076-75-0x000002566C850000-0x000002566C851000-memory.dmp

Filesize
4KB

Download
memory/6076-76-0x000002566C850000-0x000002566C851000-memory.dmp

Filesize
4KB

Download
memory/6076-77-0x000002566C850000-0x000002566C851000-memory.dmp

Filesize
4KB

Download
memory/6076-78-0x000002566C850000-0x000002566C851000-memory.dmp

Filesize
4KB

Download
memory/6076-57-0x0000025664240000-0x0000025664250000-memory.dmp

Filesize
64KB

Download
memory/6076-80-0x000002566C850000-0x000002566C851000-memory.dmp

Filesize
4KB

Download
memory/6076-81-0x000002566C850000-0x000002566C851000-memory.dmp

Filesize
4KB

Download
memory/6076-82-0x000002566C850000-0x000002566C851000-memory.dmp

Filesize
4KB

Download
memory/6076-73-0x000002566C830000-0x000002566C831000-memory.dmp

Filesize
4KB

Download
memory/6076-84-0x000002566C480000-0x000002566C481000-memory.dmp

Filesize
4KB

Download
memory/6076-85-0x000002566C470000-0x000002566C471000-memory.dmp

Filesize
4KB

Download
memory/6076-87-0x000002566C480000-0x000002566C481000-memory.dmp

Filesize
4KB

Download
memory/6076-90-0x000002566C470000-0x000002566C471000-memory.dmp

Filesize
4KB

Download
memory/6076-93-0x000002566C3B0000-0x000002566C3B1000-memory.dmp

Filesize
4KB

Download
memory/6076-41-0x0000025664140000-0x0000025664150000-memory.dmp

Filesize
64KB

Download
memory/6076-105-0x000002566C5B0000-0x000002566C5B1000-memory.dmp

Filesize
4KB

Download
memory/6076-107-0x000002566C5C0000-0x000002566C5C1000-memory.dmp

Filesize
4KB

Download
memory/6076-108-0x000002566C5C0000-0x000002566C5C1000-memory.dmp

Filesize
4KB

Download
memory/6076-109-0x000002566C6D0000-0x000002566C6D1000-memory.dmp

Filesize
4KB

Download