bea3c92915616a99f28b45a73d141bb20939c0404cf1f0124cba78c4629f1877

Resubmissions

11-03-2024 15:40

240311-s37elaae46 4

11-03-2024 15:37

240311-s2vz6sad97 4

11-03-2024 15:35

240311-s1prrsed3v 4

Analysis

max time kernel
1043s
max time network
450s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
11-03-2024 15:37

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Report Analysis Logs

General

Target

December 2023 CCC 1.pdf
Size

19.4MB
MD5

e388b2f07d196c3a4139b5ea8aa8f8fb
SHA1

9ff485766709e1eecb6ecc87918e52816869d2a5
SHA256

bea3c92915616a99f28b45a73d141bb20939c0404cf1f0124cba78c4629f1877
SHA512

f7b79039d67ee90dfc52a25e236dbf62eadc0f8dad22b2a26f4b4caf9d8eec67584e9e0ee535644d08fb8f4df91be23201fa1d79f0957ee235d293a262caa7fb
SSDEEP

393216:FWRCtnOscMKoAPgCeEsN1daef7pnjH/y45eNVNX1AAsNuskxJvYT5sbn4Dj:FWkxOsBB/EsN3amjH/ykMlxskXx6Tw4n

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1884	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1884	AcroRd32.exe
1884	AcroRd32.exe
1884	AcroRd32.exe
1884	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1884 wrote to memory of 2532	1884	AcroRd32.exe	91
PID 1884 wrote to memory of 2532	1884	AcroRd32.exe	91
PID 1884 wrote to memory of 2532	1884	AcroRd32.exe	91
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3820	2532	RdrCEF.exe	92
PID 2532 wrote to memory of 3008	2532	RdrCEF.exe	93
PID 2532 wrote to memory of 3008	2532	RdrCEF.exe	93
PID 2532 wrote to memory of 3008	2532	RdrCEF.exe	93
PID 2532 wrote to memory of 3008	2532	RdrCEF.exe	93
PID 2532 wrote to memory of 3008	2532	RdrCEF.exe	93
PID 2532 wrote to memory of 3008	2532	RdrCEF.exe	93
PID 2532 wrote to memory of 3008	2532	RdrCEF.exe	93
PID 2532 wrote to memory of 3008	2532	RdrCEF.exe	93
PID 2532 wrote to memory of 3008	2532	RdrCEF.exe	93
PID 2532 wrote to memory of 3008	2532	RdrCEF.exe	93
PID 2532 wrote to memory of 3008	2532	RdrCEF.exe	93
PID 2532 wrote to memory of 3008	2532	RdrCEF.exe	93
PID 2532 wrote to memory of 3008	2532	RdrCEF.exe	93
PID 2532 wrote to memory of 3008	2532	RdrCEF.exe	93
PID 2532 wrote to memory of 3008	2532	RdrCEF.exe	93
PID 2532 wrote to memory of 3008	2532	RdrCEF.exe	93
PID 2532 wrote to memory of 3008	2532	RdrCEF.exe	93
PID 2532 wrote to memory of 3008	2532	RdrCEF.exe	93
PID 2532 wrote to memory of 3008	2532	RdrCEF.exe	93
PID 2532 wrote to memory of 3008	2532	RdrCEF.exe	93

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\December 2023 CCC 1.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1884
- 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:2532
- - 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=D467E598B6E9D3AFC8D344EC344E0817 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3820
- - 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=A087F069C96F18E5D663F819B82FDFFE --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=A087F069C96F18E5D663F819B82FDFFE --renderer-client-id=2 --mojo-platform-channel-handle=1752 --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=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=FCED229346D5179FB0402104C9FD46E4 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4912
- - 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=11FDEF26388991B5FB0A850E1F974DD5 --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=11FDEF26388991B5FB0A850E1F974DD5 --renderer-client-id=5 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3980
- - 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=FE27204430940D243B26C37EFB149306 --mojo-platform-channel-handle=2632 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2608
- - 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=2C2860C45CDBEBF48F99E34316C9343C --mojo-platform-channel-handle=2656 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4872

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1992

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
8a4d3e30225b68a94fda3a389b592e73

SHA1
a9ffb24c962f3481cdec9ca34ab8cb55f3a28b2f

SHA256
cf67f2baa509f68a72f02590107efad5f44184c43efbde86d03a31ec440b6aeb

SHA512
5a4faab40f5f90c6f7e0de95df805929a524b3606ca7e5ef52946455441a0c227315e016aaefab6a3f66f3fb22affc925d397916fa881d5ffd7e2ee2649af9ef

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

Filesize
64KB

MD5
72a4f5b416ffd54e26f0d0ab1930fd4f

SHA1
ad6a6980bdb38ff1fb13b3a4b8d09aa004499287

SHA256
766bb075cc86e371ece2ba89d51637ee772478f330ad42298c6f6593642f1a46

SHA512
13daa012ab32e703a741b435d90c1665a6eb65561bf17cff30bbb195b01012b79e1a28c824c3bb276bba3e5fef7a1f5431cc077f285f7d35e05904117a8c2b98

Download Submit
memory/1884-29-0x0000000009EA0000-0x0000000009EC1000-memory.dmp

Filesize
132KB

Download