7b6346e5af3a693cf19ec25242ea0d4461effe4bdcdbd07d6c48cab5ea118ca7

Analysis

max time kernel
143s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
19/03/2024, 15:34

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General

Target

d679d9772b4a0f126ea110363ed6e869.pdf
Size

90KB
MD5

d679d9772b4a0f126ea110363ed6e869
SHA1

b8c64b399a1f40ef2731605da5d1402ff29bb1c1
SHA256

7b6346e5af3a693cf19ec25242ea0d4461effe4bdcdbd07d6c48cab5ea118ca7
SHA512

c6b90f4ffb7b44aa8221ebc9009cc6809b4af2287970b6f405d27155074e4a060bdb64bbd8aeabdba14396a45e744fa3cba00e5297ab4fb01c7f551077e875e9
SSDEEP

1536:0f1EhwBzJF29ibgGFL2tZIDuiLmjwPCBjVmhoWxApOGlBWhaUIv+yW+XHWONe:R+zJFHgGFL2DguMmaCBJmhh3GlOapGEs

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 20 IoCs

pid	Process
1640	AcroRd32.exe
1640	AcroRd32.exe
1640	AcroRd32.exe
1640	AcroRd32.exe
1640	AcroRd32.exe
1640	AcroRd32.exe
1640	AcroRd32.exe
1640	AcroRd32.exe
1640	AcroRd32.exe
1640	AcroRd32.exe
1640	AcroRd32.exe
1640	AcroRd32.exe
1640	AcroRd32.exe
1640	AcroRd32.exe
1640	AcroRd32.exe
1640	AcroRd32.exe
1640	AcroRd32.exe
1640	AcroRd32.exe
1640	AcroRd32.exe
1640	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1640	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1640	AcroRd32.exe
1640	AcroRd32.exe
1640	AcroRd32.exe
1640	AcroRd32.exe
1640	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1640 wrote to memory of 464	1640	AcroRd32.exe	98
PID 1640 wrote to memory of 464	1640	AcroRd32.exe	98
PID 1640 wrote to memory of 464	1640	AcroRd32.exe	98
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4344	464	RdrCEF.exe	100
PID 464 wrote to memory of 4460	464	RdrCEF.exe	101
PID 464 wrote to memory of 4460	464	RdrCEF.exe	101
PID 464 wrote to memory of 4460	464	RdrCEF.exe	101
PID 464 wrote to memory of 4460	464	RdrCEF.exe	101
PID 464 wrote to memory of 4460	464	RdrCEF.exe	101
PID 464 wrote to memory of 4460	464	RdrCEF.exe	101
PID 464 wrote to memory of 4460	464	RdrCEF.exe	101
PID 464 wrote to memory of 4460	464	RdrCEF.exe	101
PID 464 wrote to memory of 4460	464	RdrCEF.exe	101
PID 464 wrote to memory of 4460	464	RdrCEF.exe	101
PID 464 wrote to memory of 4460	464	RdrCEF.exe	101
PID 464 wrote to memory of 4460	464	RdrCEF.exe	101
PID 464 wrote to memory of 4460	464	RdrCEF.exe	101
PID 464 wrote to memory of 4460	464	RdrCEF.exe	101
PID 464 wrote to memory of 4460	464	RdrCEF.exe	101
PID 464 wrote to memory of 4460	464	RdrCEF.exe	101
PID 464 wrote to memory of 4460	464	RdrCEF.exe	101
PID 464 wrote to memory of 4460	464	RdrCEF.exe	101
PID 464 wrote to memory of 4460	464	RdrCEF.exe	101
PID 464 wrote to memory of 4460	464	RdrCEF.exe	101

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\d679d9772b4a0f126ea110363ed6e869.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:1640
- 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:464
- - 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=8D5E0D1EDB455303B306E9D59319BA8C --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4344
- - 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=2B404081FFA28C537953DFB172E6C8FD --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=2B404081FFA28C537953DFB172E6C8FD --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=1B43601B0474E913C39D4F0FECEB91BB --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=1B43601B0474E913C39D4F0FECEB91BB --renderer-client-id=4 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:400
- - 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=99272981AC2C635A504ADCE67C6DBAF2 --mojo-platform-channel-handle=2348 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4668
- - 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=A00C88AFAA16474FCDA5D390CC0028CF --mojo-platform-channel-handle=2600 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4344
- - 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=0E6E19481C577D0D330353C6A7BB0FE3 --mojo-platform-channel-handle=1832 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5172

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4892

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=4548 --field-trial-handle=2256,i,6057863739127169200,6895476048812676039,262144 --variations-seed-version /prefetch:8
1⤵
PID:3144

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
45d26d9ad13858dbf0d5180229d97f9b

SHA1
21345503b436d9d5955b2443f21bbe47a23b6a0a

SHA256
4e35e5d6794820d37732cbdf3b9693806532d4f14ea76fa9795d8ef1faf4c8d1

SHA512
18d7a703079c7fe61147e7e3e10ad1ab1598ee8173ffff6a20bb59d41ebead1d41ca0eaf11707e26fe355eb5ccace5e6b989567a025ebaa122fd278e7b9e8469

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