hxxp://work[.]a-poster[.]info[:]25000/

Analysis

max time kernel
141s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20230831-en
resource tags

arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system
submitted
01/09/2023, 13:35

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General

Target

http://work.a-poster.info:25000/

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

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
4484	ipconfig.exe

Modifies data under HKEY_USERS 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry	chrome.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
452	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
388	chrome.exe
388	chrome.exe
3912	chrome.exe
3912	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs

pid	Process
388	chrome.exe
388	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe
Token: SeShutdownPrivilege	388	chrome.exe
Token: SeCreatePagefilePrivilege	388	chrome.exe

Suspicious use of FindShellTrayWindow 26 IoCs

pid	Process
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe
388	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 388 wrote to memory of 2088	388	chrome.exe	38
PID 388 wrote to memory of 2088	388	chrome.exe	38
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1320	388	chrome.exe	84
PID 388 wrote to memory of 1352	388	chrome.exe	85
PID 388 wrote to memory of 1352	388	chrome.exe	85
PID 388 wrote to memory of 2380	388	chrome.exe	86
PID 388 wrote to memory of 2380	388	chrome.exe	86
PID 388 wrote to memory of 2380	388	chrome.exe	86
PID 388 wrote to memory of 2380	388	chrome.exe	86
PID 388 wrote to memory of 2380	388	chrome.exe	86
PID 388 wrote to memory of 2380	388	chrome.exe	86
PID 388 wrote to memory of 2380	388	chrome.exe	86
PID 388 wrote to memory of 2380	388	chrome.exe	86
PID 388 wrote to memory of 2380	388	chrome.exe	86
PID 388 wrote to memory of 2380	388	chrome.exe	86
PID 388 wrote to memory of 2380	388	chrome.exe	86
PID 388 wrote to memory of 2380	388	chrome.exe	86
PID 388 wrote to memory of 2380	388	chrome.exe	86
PID 388 wrote to memory of 2380	388	chrome.exe	86
PID 388 wrote to memory of 2380	388	chrome.exe	86
PID 388 wrote to memory of 2380	388	chrome.exe	86
PID 388 wrote to memory of 2380	388	chrome.exe	86
PID 388 wrote to memory of 2380	388	chrome.exe	86
PID 388 wrote to memory of 2380	388	chrome.exe	86
PID 388 wrote to memory of 2380	388	chrome.exe	86
PID 388 wrote to memory of 2380	388	chrome.exe	86
PID 388 wrote to memory of 2380	388	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://work.a-poster.info:25000/
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:388
- 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,0x100,0x104,0xd8,0x108,0x7ffdbf3f9758,0x7ffdbf3f9768,0x7ffdbf3f9778
  2⤵
  PID:2088
- 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=1672 --field-trial-handle=1884,i,13544392412531957931,6109731690181869872,131072 /prefetch:2
  2⤵
  PID:1320
- 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=2132 --field-trial-handle=1884,i,13544392412531957931,6109731690181869872,131072 /prefetch:8
  2⤵
  PID:1352
- 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=2092 --field-trial-handle=1884,i,13544392412531957931,6109731690181869872,131072 /prefetch:8
  2⤵
  PID:2380
- 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=2832 --field-trial-handle=1884,i,13544392412531957931,6109731690181869872,131072 /prefetch:1
  2⤵
  PID:3076
- 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=2824 --field-trial-handle=1884,i,13544392412531957931,6109731690181869872,131072 /prefetch:1
  2⤵
  PID:1688
- 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=4764 --field-trial-handle=1884,i,13544392412531957931,6109731690181869872,131072 /prefetch:8
  2⤵
  PID:1360
- 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=4840 --field-trial-handle=1884,i,13544392412531957931,6109731690181869872,131072 /prefetch:8
  2⤵
  PID:2764
- 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=1800 --field-trial-handle=1884,i,13544392412531957931,6109731690181869872,131072 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3912

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:1076

C:\Windows\system32\cmd.exe
"C:\Windows\system32\cmd.exe"
1⤵
PID:4444
- C:\Windows\system32\ipconfig.exe
  ipconfig
  2⤵
  - Gathers network information
  PID:4484
- C:\Windows\system32\TRACERT.EXE
  tracert google.com
  2⤵
  PID:3776
- C:\Windows\system32\PING.EXE
  ping 154.61.71.13
  2⤵
  - Runs ping.exe
  PID:452

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
6KB

MD5
c74c31e7e0af500cb7272ec9fe0535b9

SHA1
1c5e7097c7b9fc544e73e998da6a6f14261f5830

SHA256
b287df284dcb1554a71189ad9637caa0662cf78748cfb283df08e7eced20a4ae

SHA512
e964ac6d5328dedb3b2c3b30cd78fe4edd7adc50c6d8e5bde8a5b90e033c8c2a95f8910d3a7a90f62657b421f06b46fcc5f39ad1309b82679db00a474a64ec3e

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

Filesize
97KB

MD5
c9a530adad3c7fa012629cf12b640ce2

SHA1
26e570d5aa8f6b21b79c0dbc2f2542e27165b7ca

SHA256
f8d26075d17bcf6e067186dd5dc7549f34452e7147412db267b3358ce9a72c5e

SHA512
1acbe0d08b32ec7c4e68b55246ea035312631392b1cb22362ac2d8ae79b1eb8fe59515122685047a66fc1912d5fc5faa01f0043a620d0ced086b119c1d5ba524

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