59b59e7e60459ab2ca26c799d7223987749b6c2be28268e03d7f1d98bee10368

Analysis

max time kernel
142s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/01/2024, 06:49

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General

Target

66f751af584cda6b868d6c506a6ed63d.pdf
Size

34KB
MD5

66f751af584cda6b868d6c506a6ed63d
SHA1

d71747aa7ed57984d4406a74803793216ae13abc
SHA256

59b59e7e60459ab2ca26c799d7223987749b6c2be28268e03d7f1d98bee10368
SHA512

5770b686a2a12683096fcc5505cacc66dc124187ef0dac583bd62ff9fce0cdf839171f98f0f625b7996f40922dc04f7d1fb01cff33dd7f3613312518391ac1fc
SSDEEP

768:7xA33VZ2vKEwP9I59x/CLSFIRPMcCP0I2DSkvQ:dA33B8gSqh0P0R1vQ

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1684	AcroRd32.exe
1684	AcroRd32.exe
1684	AcroRd32.exe
1684	AcroRd32.exe
1684	AcroRd32.exe
1684	AcroRd32.exe
1684	AcroRd32.exe
1684	AcroRd32.exe
1684	AcroRd32.exe
1684	AcroRd32.exe
1684	AcroRd32.exe
1684	AcroRd32.exe
1684	AcroRd32.exe
1684	AcroRd32.exe
1684	AcroRd32.exe
1684	AcroRd32.exe
1684	AcroRd32.exe
1684	AcroRd32.exe
1684	AcroRd32.exe
1684	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1684	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1684	AcroRd32.exe
1684	AcroRd32.exe
1684	AcroRd32.exe
1684	AcroRd32.exe
1684	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1684 wrote to memory of 456	1684	AcroRd32.exe	90
PID 1684 wrote to memory of 456	1684	AcroRd32.exe	90
PID 1684 wrote to memory of 456	1684	AcroRd32.exe	90
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 2088	456	RdrCEF.exe	92
PID 456 wrote to memory of 4584	456	RdrCEF.exe	93
PID 456 wrote to memory of 4584	456	RdrCEF.exe	93
PID 456 wrote to memory of 4584	456	RdrCEF.exe	93
PID 456 wrote to memory of 4584	456	RdrCEF.exe	93
PID 456 wrote to memory of 4584	456	RdrCEF.exe	93
PID 456 wrote to memory of 4584	456	RdrCEF.exe	93
PID 456 wrote to memory of 4584	456	RdrCEF.exe	93
PID 456 wrote to memory of 4584	456	RdrCEF.exe	93
PID 456 wrote to memory of 4584	456	RdrCEF.exe	93
PID 456 wrote to memory of 4584	456	RdrCEF.exe	93
PID 456 wrote to memory of 4584	456	RdrCEF.exe	93
PID 456 wrote to memory of 4584	456	RdrCEF.exe	93
PID 456 wrote to memory of 4584	456	RdrCEF.exe	93
PID 456 wrote to memory of 4584	456	RdrCEF.exe	93
PID 456 wrote to memory of 4584	456	RdrCEF.exe	93
PID 456 wrote to memory of 4584	456	RdrCEF.exe	93
PID 456 wrote to memory of 4584	456	RdrCEF.exe	93
PID 456 wrote to memory of 4584	456	RdrCEF.exe	93
PID 456 wrote to memory of 4584	456	RdrCEF.exe	93
PID 456 wrote to memory of 4584	456	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\66f751af584cda6b868d6c506a6ed63d.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:1684
- 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:456
- - 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=9403AE64ED39B59E42D7CB09BDF06A97 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2088
- - 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=E6A10C0E90DD0BDD555D59BDE80D11A6 --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=E6A10C0E90DD0BDD555D59BDE80D11A6 --renderer-client-id=2 --mojo-platform-channel-handle=1716 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4584
- - 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=F0079D44D52684BACB45FDA4FE8BB0CA --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3792
- - 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=2E218B88358154BE513F75327D902F01 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:528
- - 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=0F59E1E423912D8E6AFED26D1CF68729 --mojo-platform-channel-handle=2432 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=A9357350FA0E965612F778D2C1B0D91E --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=A9357350FA0E965612F778D2C1B0D91E --renderer-client-id=7 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3640

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4100

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
51d5f9186c121b48a4359c4933b5a950

SHA1
9500893b2dce0c91c454d89b8995a767e00bdbc9

SHA256
d407b54216c62f442e74fb171f1673f70c55a5d0d68e33fbb765cbd5f08ebac8

SHA512
1ad58c032eb21a912022ed48fcd3c113f632d44a90b313f277f4c4d9d8ef9d88b7f9056684ece3a6673d69801bac04d2417ed39fce511862e255aaaf701f95f1

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