7def97769aa6c4e21f4959abe31317f1d6c2a998549abba583e31857b9a31cff

Analysis

max time kernel
141s
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
19/12/2023, 11:10

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General

Target

10d0bce616965a6dfe776a81fff63418.pdf
Size

83KB
MD5

10d0bce616965a6dfe776a81fff63418
SHA1

918a6a0944c046eee2080c89464bcb0a7462fc67
SHA256

7def97769aa6c4e21f4959abe31317f1d6c2a998549abba583e31857b9a31cff
SHA512

48b12b5cdbf8876da24975aaf900be3393a02a0303ab0c89a66cd6cd20d0d00d6e60f1bde1f4ab3868d8e5ef8fbc510d171aaa216495cf65ca24ca79314e1b31
SSDEEP

1536:GuALf5UkCYxqVEjn3TbCXJztafGsvypiMk5WEChNd8W8pO7081g5Uq:ULhU64Mn3i5avapiMsC7dP7J1gf

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1328	AcroRd32.exe
1328	AcroRd32.exe
1328	AcroRd32.exe
1328	AcroRd32.exe
1328	AcroRd32.exe
1328	AcroRd32.exe
1328	AcroRd32.exe
1328	AcroRd32.exe
1328	AcroRd32.exe
1328	AcroRd32.exe
1328	AcroRd32.exe
1328	AcroRd32.exe
1328	AcroRd32.exe
1328	AcroRd32.exe
1328	AcroRd32.exe
1328	AcroRd32.exe
1328	AcroRd32.exe
1328	AcroRd32.exe
1328	AcroRd32.exe
1328	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1328	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1328	AcroRd32.exe
1328	AcroRd32.exe
1328	AcroRd32.exe
1328	AcroRd32.exe
1328	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1328 wrote to memory of 3712	1328	AcroRd32.exe	92
PID 1328 wrote to memory of 3712	1328	AcroRd32.exe	92
PID 1328 wrote to memory of 3712	1328	AcroRd32.exe	92
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 3940	3712	RdrCEF.exe	93
PID 3712 wrote to memory of 1340	3712	RdrCEF.exe	94
PID 3712 wrote to memory of 1340	3712	RdrCEF.exe	94
PID 3712 wrote to memory of 1340	3712	RdrCEF.exe	94
PID 3712 wrote to memory of 1340	3712	RdrCEF.exe	94
PID 3712 wrote to memory of 1340	3712	RdrCEF.exe	94
PID 3712 wrote to memory of 1340	3712	RdrCEF.exe	94
PID 3712 wrote to memory of 1340	3712	RdrCEF.exe	94
PID 3712 wrote to memory of 1340	3712	RdrCEF.exe	94
PID 3712 wrote to memory of 1340	3712	RdrCEF.exe	94
PID 3712 wrote to memory of 1340	3712	RdrCEF.exe	94
PID 3712 wrote to memory of 1340	3712	RdrCEF.exe	94
PID 3712 wrote to memory of 1340	3712	RdrCEF.exe	94
PID 3712 wrote to memory of 1340	3712	RdrCEF.exe	94
PID 3712 wrote to memory of 1340	3712	RdrCEF.exe	94
PID 3712 wrote to memory of 1340	3712	RdrCEF.exe	94
PID 3712 wrote to memory of 1340	3712	RdrCEF.exe	94
PID 3712 wrote to memory of 1340	3712	RdrCEF.exe	94
PID 3712 wrote to memory of 1340	3712	RdrCEF.exe	94
PID 3712 wrote to memory of 1340	3712	RdrCEF.exe	94
PID 3712 wrote to memory of 1340	3712	RdrCEF.exe	94

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\10d0bce616965a6dfe776a81fff63418.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:1328
- 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:3712
- - 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=98988C88D7ECBEB4D7D3945542F61066 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3940
- - 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=786EEA03996BED7DCD58612F717E58BF --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=786EEA03996BED7DCD58612F717E58BF --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1340
- - 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=0F2638C0DEA8510DFA96D6DDBF9AD638 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1536
- - 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=EF331EDC24F708DDAB44025606A822F5 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4772
- - 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=A1B801A7E9F899B6C6DEDE4223A7BC2D --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3700
- - 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=F51940F7F41DEB90B3C0CBEAFD268C56 --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=F51940F7F41DEB90B3C0CBEAFD268C56 --renderer-client-id=7 --mojo-platform-channel-handle=2152 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3460

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4620

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
ddb4111ce4ba4beab354aef76803e3b9

SHA1
d975ae33e4e1f85e2bf3b25a9c93e06df56ce179

SHA256
d39bf8ee2f180b1639441de74b72986d9e1bc7bdf9674d37bc578d55b19d251e

SHA512
c03b01257d90ef4b58353881441a403c387fb8a2651de9037b43c1011e56c6759f72aae26e2620d9ad7f950160947e9c6b4c6af22bbbb806f2cc4b1a07fdb99e

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