9424f0fa4da2a91f2ba5d9f9f5ab80c9aa0cefedd7ba5e80eee63d5261fff09d

Analysis

max time kernel
151s
max time network
162s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 22:26

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General

Target

1e6c8befa89a9facd2eb9cb00774a234.pdf
Size

37KB
MD5

1e6c8befa89a9facd2eb9cb00774a234
SHA1

d47c0495cab1e2130b1eb9ef6a6279e18f91e8bd
SHA256

9424f0fa4da2a91f2ba5d9f9f5ab80c9aa0cefedd7ba5e80eee63d5261fff09d
SHA512

99278f2c15d30649ae162791207df81c0fd07727b230d662a8448cafadf091e6597f06c1512bd487c492bc3f74cd6c67487c0cdd1b26a4ff88d0e92a270e19b6
SSDEEP

768:95QEd6/ts3/yfeC+GoSXZs9Ee8nQ8FrLTBbsSUK:9LdQJ8CsuQQrRbsSJ

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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1416	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe
1416	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1416 wrote to memory of 1248	1416	AcroRd32.exe	92
PID 1416 wrote to memory of 1248	1416	AcroRd32.exe	92
PID 1416 wrote to memory of 1248	1416	AcroRd32.exe	92
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 632	1248	RdrCEF.exe	93
PID 1248 wrote to memory of 3696	1248	RdrCEF.exe	94
PID 1248 wrote to memory of 3696	1248	RdrCEF.exe	94
PID 1248 wrote to memory of 3696	1248	RdrCEF.exe	94
PID 1248 wrote to memory of 3696	1248	RdrCEF.exe	94
PID 1248 wrote to memory of 3696	1248	RdrCEF.exe	94
PID 1248 wrote to memory of 3696	1248	RdrCEF.exe	94
PID 1248 wrote to memory of 3696	1248	RdrCEF.exe	94
PID 1248 wrote to memory of 3696	1248	RdrCEF.exe	94
PID 1248 wrote to memory of 3696	1248	RdrCEF.exe	94
PID 1248 wrote to memory of 3696	1248	RdrCEF.exe	94
PID 1248 wrote to memory of 3696	1248	RdrCEF.exe	94
PID 1248 wrote to memory of 3696	1248	RdrCEF.exe	94
PID 1248 wrote to memory of 3696	1248	RdrCEF.exe	94
PID 1248 wrote to memory of 3696	1248	RdrCEF.exe	94
PID 1248 wrote to memory of 3696	1248	RdrCEF.exe	94
PID 1248 wrote to memory of 3696	1248	RdrCEF.exe	94
PID 1248 wrote to memory of 3696	1248	RdrCEF.exe	94
PID 1248 wrote to memory of 3696	1248	RdrCEF.exe	94
PID 1248 wrote to memory of 3696	1248	RdrCEF.exe	94
PID 1248 wrote to memory of 3696	1248	RdrCEF.exe	94

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\1e6c8befa89a9facd2eb9cb00774a234.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1416
- 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:1248
- - 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=1F221D9E796E06D629AB16E2F3011A4A --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:632
- - 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=CD638473F352D884D067E950D74CC222 --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=CD638473F352D884D067E950D74CC222 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3696
- - 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=5E978CA6C972E9DE09F5D90F3355BFC9 --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=5E978CA6C972E9DE09F5D90F3355BFC9 --renderer-client-id=4 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3016
- - 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=95AE256A8BA0AE1E98C0100FCE10601F --mojo-platform-channel-handle=2544 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4056
- - 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=058D4C6140BDDAED4CEB5E88149E647A --mojo-platform-channel-handle=1880 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3000
- - 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=AC8D9C5F9A949FF7ADA5466677ADE754 --mojo-platform-channel-handle=2684 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3628

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2496

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
593e8d38e0ed68545cba2309ab87d169

SHA1
32166d8865335f5291947cd9d915a36308330c01

SHA256
c57fbc8cd7c89ad83b8d62d9d020caae1f830aa26c6733c8b9152a7d38314331

SHA512
11fcd5bab481ef3583398994980f12264f40e78441c852a19d64274b11bf156852fced8135744c7258296dd0bf93e947a5f8f183bc80e4ecf29426ee684bbf49

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
memory/1416-28-0x0000000009EA0000-0x0000000009EC1000-memory.dmp

Filesize
132KB

Download