82228103caecd8668c37b284d5478e25e2b319eb70f004d4675bbbe2ab212f3d

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
07/01/2024, 07:07

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General

Target

4856afa83ac567242185aae77f8d33b0.pdf
Size

73KB
MD5

4856afa83ac567242185aae77f8d33b0
SHA1

e5e13d2b0afab13fc19567547a74efa76565b175
SHA256

82228103caecd8668c37b284d5478e25e2b319eb70f004d4675bbbe2ab212f3d
SHA512

f622e76704baa935f45fc1c1a156a85492975e17fb55c7c9d22a3466056d20b88ce1640b4bfcccf44d9ff6ad5cc48572160cc7de7ada0c009b17e342a9afdc41
SSDEEP

1536:tX9isR6uX0i/rELktc9QIKFmYt4WUnlz/WjqyyiBZbBz28W8pO7dS5:h9isRj8kt94sQe+yxpz2P7K

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3536	AcroRd32.exe
3536	AcroRd32.exe
3536	AcroRd32.exe
3536	AcroRd32.exe
3536	AcroRd32.exe
3536	AcroRd32.exe
3536	AcroRd32.exe
3536	AcroRd32.exe
3536	AcroRd32.exe
3536	AcroRd32.exe
3536	AcroRd32.exe
3536	AcroRd32.exe
3536	AcroRd32.exe
3536	AcroRd32.exe
3536	AcroRd32.exe
3536	AcroRd32.exe
3536	AcroRd32.exe
3536	AcroRd32.exe
3536	AcroRd32.exe
3536	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3536	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3536	AcroRd32.exe
3536	AcroRd32.exe
3536	AcroRd32.exe
3536	AcroRd32.exe
3536	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3536 wrote to memory of 3228	3536	AcroRd32.exe	90
PID 3536 wrote to memory of 3228	3536	AcroRd32.exe	90
PID 3536 wrote to memory of 3228	3536	AcroRd32.exe	90
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 3992	3228	RdrCEF.exe	98
PID 3228 wrote to memory of 4556	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4556	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4556	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4556	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4556	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4556	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4556	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4556	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4556	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4556	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4556	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4556	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4556	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4556	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4556	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4556	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4556	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4556	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4556	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4556	3228	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\4856afa83ac567242185aae77f8d33b0.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:3536
- 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:3228
- - 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=2BF3DEEA432BB1126711662185AC968B --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=2BF3DEEA432BB1126711662185AC968B --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4556
- - 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=AADDB6C49299C1B83215535CD7466C2B --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3992
- - 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=07486384865924647E2BF5D81B3F1A7D --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5604
- - 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=960E5972016E7BE13206EC84DBA9EC4B --mojo-platform-channel-handle=1916 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2244
- - 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=F7CCD53F8A9C7A5705F85B68D8A6145B --mojo-platform-channel-handle=1860 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3036
- - 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=ED13438A23469956FE2C67F1EA122455 --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=ED13438A23469956FE2C67F1EA122455 --renderer-client-id=7 --mojo-platform-channel-handle=2372 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3196

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1540

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

memory/3536-26-0x000000000A930000-0x000000000A951000-memory.dmp

Filesize
132KB

Download