c0421787acf76ad712a288828ad60bb932055864fdf24ffce1c227939ab92523

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 18:10

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General

Target

001c5d9807271e9aab2fc2f26be58b64.pdf
Size

86KB
MD5

001c5d9807271e9aab2fc2f26be58b64
SHA1

a385912cd700e67af6ed737f8bf63360149f0ab3
SHA256

c0421787acf76ad712a288828ad60bb932055864fdf24ffce1c227939ab92523
SHA512

c94f84c0a416573bdc6219509339629044d247ac13c853f098ef0adf518b35e9167f8b4b95c7d14982e1c558e6f1d9e44b42200fd9f36597289a5c0665bb0953
SSDEEP

1536:ihgeAHF42MyIOC+EmryOyXRjZRD8RVfCaE2JjE9tPWH4gHwWQpOCLbMr:/eoMCEmry3XRdkCaEEjEL/gHfCU

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4816	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe
4816	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4816 wrote to memory of 4460	4816	AcroRd32.exe	92
PID 4816 wrote to memory of 4460	4816	AcroRd32.exe	92
PID 4816 wrote to memory of 4460	4816	AcroRd32.exe	92
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 2692	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 4080	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 4080	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 4080	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 4080	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 4080	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 4080	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 4080	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 4080	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 4080	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 4080	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 4080	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 4080	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 4080	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 4080	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 4080	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 4080	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 4080	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 4080	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 4080	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 4080	4460	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\001c5d9807271e9aab2fc2f26be58b64.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:4816
- 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:4460
- - 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=86192C7EE4F161FAE62053BE1D1E418A --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2692
- - 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=545DD71339B0D25DC99BC4467E9D93F5 --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=545DD71339B0D25DC99BC4467E9D93F5 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4080
- - 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=6DF5DE581250513B0E6554376D483DAF --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1152
- - 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=91E8E29A99AD6A2441E2BD62393A5F88 --mojo-platform-channel-handle=1944 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4504
- - 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=1CA84ABF015A0D3CD2C4CD68B4E4D92B --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=1CA84ABF015A0D3CD2C4CD68B4E4D92B --renderer-client-id=6 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4956
- - 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=D74E81958B5C9F27B5063184B7C82C59 --mojo-platform-channel-handle=2380 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3056

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4824

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
7e819d4ab5fea5f322d243abe090e2fc

SHA1
f5460d05f9269b121779abacb3dec02c02b4f694

SHA256
eb881bbc8540abf639a3876d737a39fe3bc6379409eee735c7b118c205170cdb

SHA512
43159e3e15bcfc2294431c435b5d3aa23e54d218a9f06f995e12766e35c1ed4196826a7655b459b25af1493ed792610a216e4b28d8320ceb09d537a5468ac24f

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/4816-26-0x000000000C110000-0x000000000C160000-memory.dmp

Filesize
320KB

Download