2c44ba910c932b8882f435ad6821e9764f8f1f8ebfe978934d6ed8e68420f148

Analysis

max time kernel
151s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
16/03/2024, 05:23

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General

Target

cd389a84dc671e2ce51356462694bc5f.pdf
Size

132KB
MD5

cd389a84dc671e2ce51356462694bc5f
SHA1

c2deb652d97f0b0fa4ed0c542bd1af1185b1c7af
SHA256

2c44ba910c932b8882f435ad6821e9764f8f1f8ebfe978934d6ed8e68420f148
SHA512

f449f6c91e1d0f5ce48c6d74fa9c3bc1c80c42ddf14fb96d2a0530785c424219d6ace3d23c9c84634f953ae7af90ec1d09cf446739fbbc0e9178228071aedcd1
SSDEEP

384:bONbedw+lJ5es6hc9/FG8q+hipillt44tStwfnnnnnnnnnnnnnnnnnHtStmB1nkW:cg

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-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1780	AcroRd32.exe
1780	AcroRd32.exe
1780	AcroRd32.exe
1780	AcroRd32.exe
1780	AcroRd32.exe
1780	AcroRd32.exe
1780	AcroRd32.exe
1780	AcroRd32.exe
1780	AcroRd32.exe
1780	AcroRd32.exe
1780	AcroRd32.exe
1780	AcroRd32.exe
1780	AcroRd32.exe
1780	AcroRd32.exe
1780	AcroRd32.exe
1780	AcroRd32.exe
1780	AcroRd32.exe
1780	AcroRd32.exe
1780	AcroRd32.exe
1780	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1780	AcroRd32.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
1780	AcroRd32.exe
1780	AcroRd32.exe
1780	AcroRd32.exe
1780	AcroRd32.exe
1780	AcroRd32.exe
1780	AcroRd32.exe
1780	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1780 wrote to memory of 4388	1780	AcroRd32.exe	103
PID 1780 wrote to memory of 4388	1780	AcroRd32.exe	103
PID 1780 wrote to memory of 4388	1780	AcroRd32.exe	103
PID 1780 wrote to memory of 3852	1780	AcroRd32.exe	105
PID 1780 wrote to memory of 3852	1780	AcroRd32.exe	105
PID 1780 wrote to memory of 3852	1780	AcroRd32.exe	105
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 4940	4388	RdrCEF.exe	106
PID 4388 wrote to memory of 832	4388	RdrCEF.exe	107
PID 4388 wrote to memory of 832	4388	RdrCEF.exe	107
PID 4388 wrote to memory of 832	4388	RdrCEF.exe	107
PID 4388 wrote to memory of 832	4388	RdrCEF.exe	107
PID 4388 wrote to memory of 832	4388	RdrCEF.exe	107
PID 4388 wrote to memory of 832	4388	RdrCEF.exe	107
PID 4388 wrote to memory of 832	4388	RdrCEF.exe	107
PID 4388 wrote to memory of 832	4388	RdrCEF.exe	107
PID 4388 wrote to memory of 832	4388	RdrCEF.exe	107
PID 4388 wrote to memory of 832	4388	RdrCEF.exe	107
PID 4388 wrote to memory of 832	4388	RdrCEF.exe	107
PID 4388 wrote to memory of 832	4388	RdrCEF.exe	107
PID 4388 wrote to memory of 832	4388	RdrCEF.exe	107
PID 4388 wrote to memory of 832	4388	RdrCEF.exe	107
PID 4388 wrote to memory of 832	4388	RdrCEF.exe	107
PID 4388 wrote to memory of 832	4388	RdrCEF.exe	107
PID 4388 wrote to memory of 832	4388	RdrCEF.exe	107

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\cd389a84dc671e2ce51356462694bc5f.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:1780
- 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:4388
- - 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=6353010CB6EF09ED1BD2C84A9F25B71C --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4940
- - 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=B1592EB50525C64FCA93463368206B65 --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=B1592EB50525C64FCA93463368206B65 --renderer-client-id=2 --mojo-platform-channel-handle=1788 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:832
- - 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=8CD6A0A916A87CD085322B9F3D0EA08B --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=8CD6A0A916A87CD085322B9F3D0EA08B --renderer-client-id=4 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3808
- - 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=BAF6AC9DA0A5C4209F6348ECDB039D33 --mojo-platform-channel-handle=2448 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3060
- - 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=46223066C16A28812E1F3A2D9F01A774 --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3916
- - 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=8E4746C800676B1AEAE5716F4D714D23 --mojo-platform-channel-handle=2544 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:388
- 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⤵
  PID:3852

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2756

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4000 --field-trial-handle=2692,i,8678872182442199182,12502579059484928042,262144 --variations-seed-version /prefetch:8
1⤵
PID:5844

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
deaef735cc286fea5162bc31082b2fe5

SHA1
a08d4abcd547e231b7a8487400d232530071330e

SHA256
b5ba9d32155d8af2727f94acff969a4ca258b533dd868ccdafd37a098b284fa8

SHA512
6003789e8ec6c83bdb02d9abd655e4e531521322b66fe2765fb7cb42e304a79a784e1c7024f3bf6286ad46cdeb672ba333e94a5d7f4366f6f18cad7882c8dbf1

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/1780-126-0x000000000A2C0000-0x000000000A2E1000-memory.dmp

Filesize
132KB

Download
memory/1780-128-0x000000000AB50000-0x000000000AC9D000-memory.dmp

Filesize
1.3MB

Download
memory/1780-131-0x000000000A2C0000-0x000000000A2E1000-memory.dmp

Filesize
132KB

Download