fdd9786b11cbdb32b1605acf0ffd5f675c139c4b77c3764227a2b568ae29442b

Analysis

max time kernel
142s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
13/01/2024, 23:05

Sharing

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General

Target

59a4b097c84e7a74fcc71855ebc0b341.pdf
Size

75KB
MD5

59a4b097c84e7a74fcc71855ebc0b341
SHA1

799cb077ba840bb158e848895b6cb1c630453bec
SHA256

fdd9786b11cbdb32b1605acf0ffd5f675c139c4b77c3764227a2b568ae29442b
SHA512

f18822b15502a7955dc80eae3ac61a259a9c3fae88dca5caabc8fdbe7d77f83492b3f6dfa7e6b55580d586d1c460f0813aff110e758225f89d1373fa3d9a440d
SSDEEP

1536:QfgHgcAkM92BV7HL8tsbYjOLjkU6hp3sNEqqqNBIuVMeh5S3B:bHW56V38t1ij8cpqqLIuVThI

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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3276	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe
3276	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3276 wrote to memory of 4516	3276	AcroRd32.exe	95
PID 3276 wrote to memory of 4516	3276	AcroRd32.exe	95
PID 3276 wrote to memory of 4516	3276	AcroRd32.exe	95
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 728	4516	RdrCEF.exe	97
PID 4516 wrote to memory of 4184	4516	RdrCEF.exe	98
PID 4516 wrote to memory of 4184	4516	RdrCEF.exe	98
PID 4516 wrote to memory of 4184	4516	RdrCEF.exe	98
PID 4516 wrote to memory of 4184	4516	RdrCEF.exe	98
PID 4516 wrote to memory of 4184	4516	RdrCEF.exe	98
PID 4516 wrote to memory of 4184	4516	RdrCEF.exe	98
PID 4516 wrote to memory of 4184	4516	RdrCEF.exe	98
PID 4516 wrote to memory of 4184	4516	RdrCEF.exe	98
PID 4516 wrote to memory of 4184	4516	RdrCEF.exe	98
PID 4516 wrote to memory of 4184	4516	RdrCEF.exe	98
PID 4516 wrote to memory of 4184	4516	RdrCEF.exe	98
PID 4516 wrote to memory of 4184	4516	RdrCEF.exe	98
PID 4516 wrote to memory of 4184	4516	RdrCEF.exe	98
PID 4516 wrote to memory of 4184	4516	RdrCEF.exe	98
PID 4516 wrote to memory of 4184	4516	RdrCEF.exe	98
PID 4516 wrote to memory of 4184	4516	RdrCEF.exe	98
PID 4516 wrote to memory of 4184	4516	RdrCEF.exe	98
PID 4516 wrote to memory of 4184	4516	RdrCEF.exe	98
PID 4516 wrote to memory of 4184	4516	RdrCEF.exe	98
PID 4516 wrote to memory of 4184	4516	RdrCEF.exe	98

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\59a4b097c84e7a74fcc71855ebc0b341.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:3276
- 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:4516
- - 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=CCAB4C2221C8BBABA080347014AE6A8B --mojo-platform-channel-handle=1748 --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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=C2ACDD575AF5A9F32DFD80850A125450 --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=C2ACDD575AF5A9F32DFD80850A125450 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4184
- - 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=0EDCDEDFE489BE21F7CCB7EA9382EAF6 --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=0EDCDEDFE489BE21F7CCB7EA9382EAF6 --renderer-client-id=4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4804
- - 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=1E04C5E555BB9013EDC9B53EBD3CE138 --mojo-platform-channel-handle=2436 --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=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=27C27843CAD4A8BC3EA9724ABCDB5084 --mojo-platform-channel-handle=2584 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4280
- - 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=1E15FD74EA199D35452C30E8E2938C0D --mojo-platform-channel-handle=2768 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4288

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4452

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

Loading Replay Monitor...

Downloads

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

Filesize
64KB

MD5
fdc9be603408429a03b8918eb1b2cdf7

SHA1
3641e58134f866d43fada20719aa2f0907145173

SHA256
8054ea14f32be03bec25035674fe2948046302e1c2d33615db71337544a7d09b

SHA512
cab9c53c946e355028731bcfd9ab8c97ad706f125e41303b16aba2764a34d24fa7a9cee666a801fe9f7fd3203289d7ef842ef87a42ee8515b3959d40837dde2c

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/3276-26-0x000000000A6C0000-0x000000000A710000-memory.dmp

Filesize
320KB

Download
memory/3276-126-0x000000000A6C0000-0x000000000A710000-memory.dmp

Filesize
320KB

Download
memory/3276-132-0x000000000A6C0000-0x000000000A710000-memory.dmp

Filesize
320KB

Download
memory/3276-138-0x000000000A6C0000-0x000000000A710000-memory.dmp

Filesize
320KB

Download
memory/3276-145-0x000000000A6C0000-0x000000000A710000-memory.dmp

Filesize
320KB

Download
memory/3276-201-0x000000000A6C0000-0x000000000A710000-memory.dmp

Filesize
320KB

Download
memory/3276-208-0x000000000A6C0000-0x000000000A710000-memory.dmp

Filesize
320KB

Download