9efec71ad7d777f31faec653a203b66a0ffce86e24cdd7e87ee9b14837cb89d2

Analysis

max time kernel
151s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
29/10/2023, 08:44

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General

Target

MnFM6Eg6RAJGskH5MVBrggN8GybYwC7h2vvZcAM9bVrIWiAmVRWjleBEFpFIFk6NS1PDiuAf8FXfUDhJiLETkjV8hvbeJTgmeKiS.pdf
Size

120B
MD5

7c1ec503e35c5501578c0507aba4bedd
SHA1

f7935a006e0462e9929bd911e2ce712e81d3026d
SHA256

12f57d14ab3fdc9b3c6a1c41c9eb6842217c1169d1bc2650faf5037def0932d0
SHA512

824b03b3f6ff3dc77f375c3513355ce88b5992c7a6075ea3ef7d0406bcfb5570cd3caae0759df42598a47cdfd7653de2bc983fe8baab12642d8a149e2d5774d7

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1873812795-1433807462-1429862679-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4944	AcroRd32.exe
4944	AcroRd32.exe
4944	AcroRd32.exe
4944	AcroRd32.exe
4944	AcroRd32.exe
4944	AcroRd32.exe
4944	AcroRd32.exe
4944	AcroRd32.exe
4944	AcroRd32.exe
4944	AcroRd32.exe
4944	AcroRd32.exe
4944	AcroRd32.exe
4944	AcroRd32.exe
4944	AcroRd32.exe
4944	AcroRd32.exe
4944	AcroRd32.exe
4944	AcroRd32.exe
4944	AcroRd32.exe
4944	AcroRd32.exe
4944	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4944	AcroRd32.exe
4944	AcroRd32.exe
4944	AcroRd32.exe
4944	AcroRd32.exe
4944	AcroRd32.exe
4944	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4944 wrote to memory of 2248	4944	AcroRd32.exe	90
PID 4944 wrote to memory of 2248	4944	AcroRd32.exe	90
PID 4944 wrote to memory of 2248	4944	AcroRd32.exe	90
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3088	2248	RdrCEF.exe	91
PID 2248 wrote to memory of 3304	2248	RdrCEF.exe	92
PID 2248 wrote to memory of 3304	2248	RdrCEF.exe	92
PID 2248 wrote to memory of 3304	2248	RdrCEF.exe	92
PID 2248 wrote to memory of 3304	2248	RdrCEF.exe	92
PID 2248 wrote to memory of 3304	2248	RdrCEF.exe	92
PID 2248 wrote to memory of 3304	2248	RdrCEF.exe	92
PID 2248 wrote to memory of 3304	2248	RdrCEF.exe	92
PID 2248 wrote to memory of 3304	2248	RdrCEF.exe	92
PID 2248 wrote to memory of 3304	2248	RdrCEF.exe	92
PID 2248 wrote to memory of 3304	2248	RdrCEF.exe	92
PID 2248 wrote to memory of 3304	2248	RdrCEF.exe	92
PID 2248 wrote to memory of 3304	2248	RdrCEF.exe	92
PID 2248 wrote to memory of 3304	2248	RdrCEF.exe	92
PID 2248 wrote to memory of 3304	2248	RdrCEF.exe	92
PID 2248 wrote to memory of 3304	2248	RdrCEF.exe	92
PID 2248 wrote to memory of 3304	2248	RdrCEF.exe	92
PID 2248 wrote to memory of 3304	2248	RdrCEF.exe	92
PID 2248 wrote to memory of 3304	2248	RdrCEF.exe	92
PID 2248 wrote to memory of 3304	2248	RdrCEF.exe	92
PID 2248 wrote to memory of 3304	2248	RdrCEF.exe	92

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\MnFM6Eg6RAJGskH5MVBrggN8GybYwC7h2vvZcAM9bVrIWiAmVRWjleBEFpFIFk6NS1PDiuAf8FXfUDhJiLETkjV8hvbeJTgmeKiS.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4944
- C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2248
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=F3EC11F7EC7E6864C21BDA933B386E05 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3088
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=824E35DC65CD9D0117EA8AE6971F07D7 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=824E35DC65CD9D0117EA8AE6971F07D7 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3304
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=D247EDFBE0400330CC5641DF7A5B012C --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:728
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=8FFBB6B8169FE50211B53286A888693B --mojo-platform-channel-handle=1904 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3924
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=79030BA9528048888415A9AA3862BD64 --mojo-platform-channel-handle=2484 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3764

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3624

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

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\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
e60482ef4fb5be869c9d3cf64180f182

SHA1
96efdb975f69e31c206ad0f808c524b5ef91600e

SHA256
ac9e46e87189dd7c86ce96ccf6b02d4582b9316576978b91b2823b7d5e49ef42

SHA512
a6d2494a093f84995f328fd0b35f0f6c85c53832a99d92adbefb9dc90ab9eba99a995251b4bec32188b649b55582bc5882b88485d1ffa1709507a40981b9d8c1

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit