bf8d0e3dbcd400c1aa49a98635e4c4bace6ace409dfaaf8fea549540703ccf2f

Analysis

max time kernel
142s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26/12/2023, 09:56

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

6562ef33c6970d757471781eb4675cbd.pdf
Size

85KB
MD5

6562ef33c6970d757471781eb4675cbd
SHA1

e1084a459a619b4a904629ce4cebb7057e74703a
SHA256

bf8d0e3dbcd400c1aa49a98635e4c4bace6ace409dfaaf8fea549540703ccf2f
SHA512

df7b1203328e1af51e9278659ea8ab21287c36b3ee327a9284530164c8c0a1a45a2271086711128895e70bad219f73b7e61a27fcc98c72d6414cccdab71587dd
SSDEEP

1536:srdZWB7q5RG0jiiz3uEwKF27GvFEjUQ09BqhI5KWkNpOPaW4PQR4FepnI9GcRX:Q/5EjiCENF2uQ0cI5PPGYqFeJI9Ge

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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3652	AcroRd32.exe
3652	AcroRd32.exe
3652	AcroRd32.exe
3652	AcroRd32.exe
3652	AcroRd32.exe
3652	AcroRd32.exe
3652	AcroRd32.exe
3652	AcroRd32.exe
3652	AcroRd32.exe
3652	AcroRd32.exe
3652	AcroRd32.exe
3652	AcroRd32.exe
3652	AcroRd32.exe
3652	AcroRd32.exe
3652	AcroRd32.exe
3652	AcroRd32.exe
3652	AcroRd32.exe
3652	AcroRd32.exe
3652	AcroRd32.exe
3652	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3652	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3652	AcroRd32.exe
3652	AcroRd32.exe
3652	AcroRd32.exe
3652	AcroRd32.exe
3652	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3652 wrote to memory of 5096	3652	AcroRd32.exe	97
PID 3652 wrote to memory of 5096	3652	AcroRd32.exe	97
PID 3652 wrote to memory of 5096	3652	AcroRd32.exe	97
PID 3652 wrote to memory of 3464	3652	AcroRd32.exe	99
PID 3652 wrote to memory of 3464	3652	AcroRd32.exe	99
PID 3652 wrote to memory of 3464	3652	AcroRd32.exe	99
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3572	5096	RdrCEF.exe	100
PID 5096 wrote to memory of 3428	5096	RdrCEF.exe	101
PID 5096 wrote to memory of 3428	5096	RdrCEF.exe	101
PID 5096 wrote to memory of 3428	5096	RdrCEF.exe	101
PID 5096 wrote to memory of 3428	5096	RdrCEF.exe	101
PID 5096 wrote to memory of 3428	5096	RdrCEF.exe	101
PID 5096 wrote to memory of 3428	5096	RdrCEF.exe	101
PID 5096 wrote to memory of 3428	5096	RdrCEF.exe	101
PID 5096 wrote to memory of 3428	5096	RdrCEF.exe	101
PID 5096 wrote to memory of 3428	5096	RdrCEF.exe	101
PID 5096 wrote to memory of 3428	5096	RdrCEF.exe	101
PID 5096 wrote to memory of 3428	5096	RdrCEF.exe	101
PID 5096 wrote to memory of 3428	5096	RdrCEF.exe	101
PID 5096 wrote to memory of 3428	5096	RdrCEF.exe	101
PID 5096 wrote to memory of 3428	5096	RdrCEF.exe	101
PID 5096 wrote to memory of 3428	5096	RdrCEF.exe	101
PID 5096 wrote to memory of 3428	5096	RdrCEF.exe	101
PID 5096 wrote to memory of 3428	5096	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\6562ef33c6970d757471781eb4675cbd.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:3652
- 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:5096
- - 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=D8BFEFD62E4C84DDD6EA3E9B0F897BCE --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3572
- - 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=BF848380D0D60E40A59787838932825F --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=BF848380D0D60E40A59787838932825F --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3428
- - 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=3DF47924885D1A9E1FD1ACE87D4E6A9B --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=3DF47924885D1A9E1FD1ACE87D4E6A9B --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1352
- - 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=D6E485330669E0C0362DAA47F6F19D34 --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1608
- - 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=777B2020328E28D56685D789D7D0596D --mojo-platform-channel-handle=1848 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1476
- - 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=8ADFDCF3C997F464AC4829440F990D6F --mojo-platform-channel-handle=2588 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4304
- 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:3464

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:228

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
472e5f499115ea3d38c1beb76963889b

SHA1
56ad50513ae0637fae4ee744e29c370a72ac3c94

SHA256
60f2a6634bc85519713afff05b5476183136b2faadb21af7567a093d966ff980

SHA512
6de228b25d6e0cca987bfa509b65c8af689448e0228c2be106be05a62358bdc27397c53557a74527feccb765bdfb5bf782756c899f7447020cde0ddf752083bb

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/3652-30-0x000000000BC00000-0x000000000BC50000-memory.dmp

Filesize
320KB

Download