62b46c09acc9d757d2c4968436dd5106f749f460d481c03aeb06619606167c2e

Analysis

max time kernel
146s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
01/01/2024, 02:50

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

3bb276bbaa61917ca250e1b99f456f47.pdf
Size

106KB
MD5

3bb276bbaa61917ca250e1b99f456f47
SHA1

91bba2c9d02c78818c79a530c1255734282df34f
SHA256

62b46c09acc9d757d2c4968436dd5106f749f460d481c03aeb06619606167c2e
SHA512

be6529b682347840abf4ff3e43fbddcebbdbca6717f4cdead9acece760abe66a8fc44e64bf5d93f8e886ae88e7d0f0c216375c64c1b97ed44f0780ea2b2ab79e
SSDEEP

3072:e8+d9YeFEO5rq3yDYkMNW908/DJmxxb+dWuXg:elXYeGIMGLMNWq8/F0

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1332	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe
1332	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1332 wrote to memory of 3244	1332	AcroRd32.exe	92
PID 1332 wrote to memory of 3244	1332	AcroRd32.exe	92
PID 1332 wrote to memory of 3244	1332	AcroRd32.exe	92
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 1368	3244	RdrCEF.exe	94
PID 3244 wrote to memory of 2760	3244	RdrCEF.exe	93
PID 3244 wrote to memory of 2760	3244	RdrCEF.exe	93
PID 3244 wrote to memory of 2760	3244	RdrCEF.exe	93
PID 3244 wrote to memory of 2760	3244	RdrCEF.exe	93
PID 3244 wrote to memory of 2760	3244	RdrCEF.exe	93
PID 3244 wrote to memory of 2760	3244	RdrCEF.exe	93
PID 3244 wrote to memory of 2760	3244	RdrCEF.exe	93
PID 3244 wrote to memory of 2760	3244	RdrCEF.exe	93
PID 3244 wrote to memory of 2760	3244	RdrCEF.exe	93
PID 3244 wrote to memory of 2760	3244	RdrCEF.exe	93
PID 3244 wrote to memory of 2760	3244	RdrCEF.exe	93
PID 3244 wrote to memory of 2760	3244	RdrCEF.exe	93
PID 3244 wrote to memory of 2760	3244	RdrCEF.exe	93
PID 3244 wrote to memory of 2760	3244	RdrCEF.exe	93
PID 3244 wrote to memory of 2760	3244	RdrCEF.exe	93
PID 3244 wrote to memory of 2760	3244	RdrCEF.exe	93
PID 3244 wrote to memory of 2760	3244	RdrCEF.exe	93
PID 3244 wrote to memory of 2760	3244	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\3bb276bbaa61917ca250e1b99f456f47.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:1332
- 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:3244
- - 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=BEEBA1F2656E759730C6BA9E2D138EDA --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2760
- - 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=61720D437BC7CE9D0EDC6095FCFEECB0 --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=61720D437BC7CE9D0EDC6095FCFEECB0 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1368
- - 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=1076B6B90FB0467690478013FF6C0DCE --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=1076B6B90FB0467690478013FF6C0DCE --renderer-client-id=4 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:660
- - 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=EFDB6EAE18E55878E2C2FDB9473BE8FD --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3768
- - 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=E6B225E56BAE64007BF712738456AB7E --mojo-platform-channel-handle=2660 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1592
- - 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=3B4523333AA2B81810C5884AE27B9E26 --mojo-platform-channel-handle=2692 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4432

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4472

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
4111c79f35e7de77f135a3a7b3b04ddc

SHA1
e4ab906c2dd790f3a094b15b4e9871df935d2d69

SHA256
ae042b2fd53e6ab23bf9f0f5ffc6de93befb1939c2cf72d4f3e53b04edbd9558

SHA512
4650716b6992905542b86f08c1bbda009d7bb766942f96d0b35da71d892b4d2c784bc47521b0a5c7455d8baf464e277eb7ab40844a75593da8ae13b0e054903b

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/1332-28-0x000000000C030000-0x000000000C051000-memory.dmp

Filesize
132KB

Download