9bd23363d2a653cc94e300a4d1c1333f40ff35b7ac9020f8a4fa598572ed425b

Analysis

max time kernel
151s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/12/2023, 11:16

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

11f33bc2663f1eb2db514952d251b343.pdf
Size

79KB
MD5

11f33bc2663f1eb2db514952d251b343
SHA1

5cd73a053c9f15821e88a3aede42e83b158454ed
SHA256

9bd23363d2a653cc94e300a4d1c1333f40ff35b7ac9020f8a4fa598572ed425b
SHA512

4b67b0ef8858f4f777251c1326a683fa9dc2fe515148a37805883efbd91420c0d17cf8e4df3d5d4787f4b4b32cb3085483d145632490901ed19e4605ca8fef4c
SSDEEP

1536:muiT3ttXawRd9LpzU6EotRJEOOEmjtF/m3+4NvrjF6+55t+SMll7Ep143NIbs1uj:adtXawRPpzDRuBEmZF/O+8d63YP2UJxz

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-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3704	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3704 wrote to memory of 4388	3704	AcroRd32.exe	91
PID 3704 wrote to memory of 4388	3704	AcroRd32.exe	91
PID 3704 wrote to memory of 4388	3704	AcroRd32.exe	91
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 872	4388	RdrCEF.exe	92
PID 4388 wrote to memory of 4828	4388	RdrCEF.exe	93
PID 4388 wrote to memory of 4828	4388	RdrCEF.exe	93
PID 4388 wrote to memory of 4828	4388	RdrCEF.exe	93
PID 4388 wrote to memory of 4828	4388	RdrCEF.exe	93
PID 4388 wrote to memory of 4828	4388	RdrCEF.exe	93
PID 4388 wrote to memory of 4828	4388	RdrCEF.exe	93
PID 4388 wrote to memory of 4828	4388	RdrCEF.exe	93
PID 4388 wrote to memory of 4828	4388	RdrCEF.exe	93
PID 4388 wrote to memory of 4828	4388	RdrCEF.exe	93
PID 4388 wrote to memory of 4828	4388	RdrCEF.exe	93
PID 4388 wrote to memory of 4828	4388	RdrCEF.exe	93
PID 4388 wrote to memory of 4828	4388	RdrCEF.exe	93
PID 4388 wrote to memory of 4828	4388	RdrCEF.exe	93
PID 4388 wrote to memory of 4828	4388	RdrCEF.exe	93
PID 4388 wrote to memory of 4828	4388	RdrCEF.exe	93
PID 4388 wrote to memory of 4828	4388	RdrCEF.exe	93
PID 4388 wrote to memory of 4828	4388	RdrCEF.exe	93
PID 4388 wrote to memory of 4828	4388	RdrCEF.exe	93
PID 4388 wrote to memory of 4828	4388	RdrCEF.exe	93
PID 4388 wrote to memory of 4828	4388	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\11f33bc2663f1eb2db514952d251b343.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:3704
- 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:4388
- - 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=FAA93F5C241AAE322FCC6239776CFBD4 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:872
- - 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=45F8F0035F201B4F75E46FE16612859F --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=45F8F0035F201B4F75E46FE16612859F --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4828
- - 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=144BE2565738FF4C91F0BC85C72FE74F --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3392
- - 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=CFF62907B45A007A51B9D149D712F611 --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=CFF62907B45A007A51B9D149D712F611 --renderer-client-id=5 --mojo-platform-channel-handle=1968 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1888
- - 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=F1EB2823322BE8974A770D51F41CFF04 --mojo-platform-channel-handle=2672 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2172
- - 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=6A09C83A6175799ED87F2FE8E86A290E --mojo-platform-channel-handle=2380 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1476

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3592

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
c23edec2366aee7dc1ec2e6080ccc473

SHA1
76387f4baafe9f5a5d629983d431de91b80e0be4

SHA256
5c31c0c09a30e433668ff36a9b5b43a51a9c5ccebd61b8939893ad2c4f54f9e1

SHA512
6b199b90be23712500d293dda0c8c22e24bfef07b98c22484007c2e50fd2b13c0a42411b416e5275c9f373fb61988a7b078babb05382e6805e7fe6dbe2c3992f

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/3704-46-0x0000000008F10000-0x0000000008F31000-memory.dmp

Filesize
132KB

Download