176413ebaa547ff13286169833389e4e4c5b75ea39b24352075d8509a8eaafcc

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
29-12-2023 19:03

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General

Target

012a0d5d1ea503fe7acefa8d6c2a986c.pdf
Size

102KB
MD5

012a0d5d1ea503fe7acefa8d6c2a986c
SHA1

caa30538cfa366d4daf4dbe0e7a0262f52664d69
SHA256

176413ebaa547ff13286169833389e4e4c5b75ea39b24352075d8509a8eaafcc
SHA512

f621c0c45120ad822241935f1979b20b762ff20afa9bae2104991a4d43760484e4aa1d7e31776fb10d368f6309323ef189f169c404aa673517208f19bb7423c6
SSDEEP

3072:E3EF5F9devTgMbq0AKAyKC2E1D4IfdQy74:gzXApI2

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4248	AcroRd32.exe
4248	AcroRd32.exe
4248	AcroRd32.exe
4248	AcroRd32.exe
4248	AcroRd32.exe
4248	AcroRd32.exe
4248	AcroRd32.exe
4248	AcroRd32.exe
4248	AcroRd32.exe
4248	AcroRd32.exe
4248	AcroRd32.exe
4248	AcroRd32.exe
4248	AcroRd32.exe
4248	AcroRd32.exe
4248	AcroRd32.exe
4248	AcroRd32.exe
4248	AcroRd32.exe
4248	AcroRd32.exe
4248	AcroRd32.exe
4248	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4248	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4248	AcroRd32.exe
4248	AcroRd32.exe
4248	AcroRd32.exe
4248	AcroRd32.exe
4248	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4248 wrote to memory of 1632	4248	AcroRd32.exe	95
PID 4248 wrote to memory of 1632	4248	AcroRd32.exe	95
PID 4248 wrote to memory of 1632	4248	AcroRd32.exe	95
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3552	1632	RdrCEF.exe	98
PID 1632 wrote to memory of 3288	1632	RdrCEF.exe	99
PID 1632 wrote to memory of 3288	1632	RdrCEF.exe	99
PID 1632 wrote to memory of 3288	1632	RdrCEF.exe	99
PID 1632 wrote to memory of 3288	1632	RdrCEF.exe	99
PID 1632 wrote to memory of 3288	1632	RdrCEF.exe	99
PID 1632 wrote to memory of 3288	1632	RdrCEF.exe	99
PID 1632 wrote to memory of 3288	1632	RdrCEF.exe	99
PID 1632 wrote to memory of 3288	1632	RdrCEF.exe	99
PID 1632 wrote to memory of 3288	1632	RdrCEF.exe	99
PID 1632 wrote to memory of 3288	1632	RdrCEF.exe	99
PID 1632 wrote to memory of 3288	1632	RdrCEF.exe	99
PID 1632 wrote to memory of 3288	1632	RdrCEF.exe	99
PID 1632 wrote to memory of 3288	1632	RdrCEF.exe	99
PID 1632 wrote to memory of 3288	1632	RdrCEF.exe	99
PID 1632 wrote to memory of 3288	1632	RdrCEF.exe	99
PID 1632 wrote to memory of 3288	1632	RdrCEF.exe	99
PID 1632 wrote to memory of 3288	1632	RdrCEF.exe	99
PID 1632 wrote to memory of 3288	1632	RdrCEF.exe	99
PID 1632 wrote to memory of 3288	1632	RdrCEF.exe	99
PID 1632 wrote to memory of 3288	1632	RdrCEF.exe	99

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\012a0d5d1ea503fe7acefa8d6c2a986c.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:4248
- 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:1632
- - 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=C01C80B9F4F5DBB11AF5115D27BB01AB --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3552
- - 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=EFD29E30046FB188CFA1900459231905 --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=EFD29E30046FB188CFA1900459231905 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3288
- - 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=9E01CE04DB8D49F8011E2FC16E0D5135 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2640
- - 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=F8BF742A2BDA641FB352424D18300528 --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=F8BF742A2BDA641FB352424D18300528 --renderer-client-id=5 --mojo-platform-channel-handle=1988 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4276
- - 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=AC9E4DE5260FC2DFEA10D8A19F7FBE06 --mojo-platform-channel-handle=1960 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1316
- - 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=9E016023909F7A28F65DA5AEEBADD5E7 --mojo-platform-channel-handle=2012 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:316

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:680

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
ae8055895ce839d8e9fb025597a20825

SHA1
5b15241b7d455ac9e134c4b477c3d1f0c77f14b5

SHA256
2a958706d9bebc292b4c32b763296722d18e49d87a7e274bbb3dcb4a4f2f41dd

SHA512
7599dfcff1719efca0aaa703f5e2d268e349c272b906201c03c7b6afbd7b0da039653e04780abe283d3899dff73b610f46898804d7d023b2909baf61a9419aa1

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/4248-26-0x000000000CBA0000-0x000000000CBC1000-memory.dmp

Filesize
132KB

Download