c5d8702849e7f98be40b62d31399cb1e5f2cffbb4638b4336efcb995260093a3

Analysis

max time kernel
142s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
28-02-2024 11:18

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General

Target

abc1948bec9a3622dc955056cd5b6f35.pdf
Size

83KB
MD5

abc1948bec9a3622dc955056cd5b6f35
SHA1

5b84e4e4b239061c67692411a998f7faeb6f7549
SHA256

c5d8702849e7f98be40b62d31399cb1e5f2cffbb4638b4336efcb995260093a3
SHA512

72632cd170c26f46eecb3c5d4f3cb3b8e552482dda35b50f0fdad9575c33cc14ccdfd763b6bb16b4003d587c1f99eb07915c1fffa2cbb6cfa964443be719f169
SSDEEP

1536:TM+wVQTlSRP7afbG87N7tjTQJxRgrNQbnVK00bSPdI39H/H94d/fGeWapOtQHWPw:e6kzazGKNpjTQJxGNQbnE2PdAfHud/fj

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-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4024	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4024 wrote to memory of 2952	4024	AcroRd32.exe	100
PID 4024 wrote to memory of 2952	4024	AcroRd32.exe	100
PID 4024 wrote to memory of 2952	4024	AcroRd32.exe	100
PID 4024 wrote to memory of 4684	4024	AcroRd32.exe	101
PID 4024 wrote to memory of 4684	4024	AcroRd32.exe	101
PID 4024 wrote to memory of 4684	4024	AcroRd32.exe	101
PID 4024 wrote to memory of 2788	4024	AcroRd32.exe	103
PID 4024 wrote to memory of 2788	4024	AcroRd32.exe	103
PID 4024 wrote to memory of 2788	4024	AcroRd32.exe	103
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1088	2788	RdrCEF.exe	105
PID 2788 wrote to memory of 1012	2788	RdrCEF.exe	106
PID 2788 wrote to memory of 1012	2788	RdrCEF.exe	106
PID 2788 wrote to memory of 1012	2788	RdrCEF.exe	106
PID 2788 wrote to memory of 1012	2788	RdrCEF.exe	106
PID 2788 wrote to memory of 1012	2788	RdrCEF.exe	106
PID 2788 wrote to memory of 1012	2788	RdrCEF.exe	106
PID 2788 wrote to memory of 1012	2788	RdrCEF.exe	106
PID 2788 wrote to memory of 1012	2788	RdrCEF.exe	106
PID 2788 wrote to memory of 1012	2788	RdrCEF.exe	106
PID 2788 wrote to memory of 1012	2788	RdrCEF.exe	106
PID 2788 wrote to memory of 1012	2788	RdrCEF.exe	106
PID 2788 wrote to memory of 1012	2788	RdrCEF.exe	106
PID 2788 wrote to memory of 1012	2788	RdrCEF.exe	106
PID 2788 wrote to memory of 1012	2788	RdrCEF.exe	106

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\abc1948bec9a3622dc955056cd5b6f35.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:4024
- 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:2952
- 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:4684
- 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:2788
- - 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=61F91A92838AA4C4B9A13B2F09E87D50 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1088
- - 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=806C47B75C114EBAC4F3EA656929C879 --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=806C47B75C114EBAC4F3EA656929C879 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1012
- - 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=BDED2C1985E5C327314BBE8FF39F2D02 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2720
- - 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=B9355FB8EFCD4D8078A078FC8D1D7D29 --mojo-platform-channel-handle=2420 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2456
- - 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=5C477FB71FB91E44C1E2D236282925DB --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4720
- - 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=0F652DA6F4433327310C29FE49CE0509 --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=0F652DA6F4433327310C29FE49CE0509 --renderer-client-id=8 --mojo-platform-channel-handle=2380 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4384

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=2148 --field-trial-handle=2256,i,6057863739127169200,6895476048812676039,262144 --variations-seed-version /prefetch:8
1⤵
PID:1080

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
6cb0de7402973eddb123efe683751e9d

SHA1
1f36135729bcc4fb47eadfc712ee1a5158838ac9

SHA256
812ebace488afb866d1e33aa0a1674a87d527a98bf579a34cd0131567d7177c7

SHA512
7e184abe8676a50effccca4910d003ab93e39a6d972eb6fc8a983b159e0da60b6efa600026b86afd1a3744b56e8097d05f24bd9e6038cb4d910b667facb84159

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

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

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit
memory/4024-133-0x000000000AF00000-0x000000000B04D000-memory.dmp

Filesize
1.3MB

Download