7ae980889ce528eb5f280483f16a8ea7b278cb1ba505aaea0b16b4567ea5fdcd

Analysis

max time kernel
143s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/12/2023, 21:59

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General

Target

af3e5135ab171f343a05851f88412385.pdf
Size

49KB
MD5

af3e5135ab171f343a05851f88412385
SHA1

cc370fa609025ec0553cd64af5b916302626a0ee
SHA256

7ae980889ce528eb5f280483f16a8ea7b278cb1ba505aaea0b16b4567ea5fdcd
SHA512

2a17630c41a71bdd8be0ac3c802f223083bd32c2af8f66fca9b80ebcfd3356a1ffab996c2917eff3aab340743f8a55aceed4fe167c69d54307d88bd38ba086b5
SSDEEP

768:J9crm9bBg31Ks1fiHRkfH7Esh/5T+zNBHnPvCHeazSUW:DjdBgUs8xsEc5aT3CPSUW

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-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4128	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4128 wrote to memory of 4460	4128	AcroRd32.exe	94
PID 4128 wrote to memory of 4460	4128	AcroRd32.exe	94
PID 4128 wrote to memory of 4460	4128	AcroRd32.exe	94
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 5104	4460	RdrCEF.exe	95
PID 4460 wrote to memory of 3008	4460	RdrCEF.exe	96
PID 4460 wrote to memory of 3008	4460	RdrCEF.exe	96
PID 4460 wrote to memory of 3008	4460	RdrCEF.exe	96
PID 4460 wrote to memory of 3008	4460	RdrCEF.exe	96
PID 4460 wrote to memory of 3008	4460	RdrCEF.exe	96
PID 4460 wrote to memory of 3008	4460	RdrCEF.exe	96
PID 4460 wrote to memory of 3008	4460	RdrCEF.exe	96
PID 4460 wrote to memory of 3008	4460	RdrCEF.exe	96
PID 4460 wrote to memory of 3008	4460	RdrCEF.exe	96
PID 4460 wrote to memory of 3008	4460	RdrCEF.exe	96
PID 4460 wrote to memory of 3008	4460	RdrCEF.exe	96
PID 4460 wrote to memory of 3008	4460	RdrCEF.exe	96
PID 4460 wrote to memory of 3008	4460	RdrCEF.exe	96
PID 4460 wrote to memory of 3008	4460	RdrCEF.exe	96
PID 4460 wrote to memory of 3008	4460	RdrCEF.exe	96
PID 4460 wrote to memory of 3008	4460	RdrCEF.exe	96
PID 4460 wrote to memory of 3008	4460	RdrCEF.exe	96
PID 4460 wrote to memory of 3008	4460	RdrCEF.exe	96
PID 4460 wrote to memory of 3008	4460	RdrCEF.exe	96
PID 4460 wrote to memory of 3008	4460	RdrCEF.exe	96

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\af3e5135ab171f343a05851f88412385.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:4128
- 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:4460
- - 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=34647B82D3D329602573E0CA69B4DF49 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5104
- - 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=82F344B8B52EC380F6AA18AF2127B9C5 --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=82F344B8B52EC380F6AA18AF2127B9C5 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3008
- - 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=DD9BC802FD5E6AE5B36D89EF61A692F9 --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=DD9BC802FD5E6AE5B36D89EF61A692F9 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4620
- - 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=24AD5A7F639E2112E652E671D0FC32B7 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:688
- - 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=468BFE6E433545B558F07C2940A1D5B5 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1824
- - 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=D73BF0F162B5222B0F6D6EA953D0E6BF --mojo-platform-channel-handle=2668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3164

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2640

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
b4ecd2e3704f83f452c8a5c8edca7219

SHA1
784dbf2e9d73d851c1950427ca309cf0463f86d3

SHA256
847b1a90c33c8432bc6910e5b07f450de09526b77371e4da45b764531ba39153

SHA512
ac7f4d8ae30e7df81dc3ff9f9dbc516f58aea817cc532063f8d6f3aee5a8517c8c013c55a410bc71a121beec97c5256037a9a24b7055beb19ab281c94608d652

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/4128-28-0x0000000009C20000-0x0000000009C41000-memory.dmp

Filesize
132KB

Download