2cd219cbfc64c541ee51d3de501a4cf4ffbd36283f9e607c47185f622921dc56

Analysis

max time kernel
146s
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 23:55

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General

Target

07afe49b6958922238d624d65d7d05c5.pdf
Size

13KB
MD5

07afe49b6958922238d624d65d7d05c5
SHA1

44b54d0ba6b684de2f7c48f69cd30db5192f1fe3
SHA256

2cd219cbfc64c541ee51d3de501a4cf4ffbd36283f9e607c47185f622921dc56
SHA512

60dff75fcde7f6d9e108444ae2970f301ffd99005d2d97ec940b60902b9b4e971685fcf3ca7fd338c51c890aab8a3505718f2bba5242387db390b2e72c1ca8eb
SSDEEP

384:6hzaNwAO9GiJlDmlAloSAhmbZ9/urQi/60G7J8vKIs:ahZGirHAhmbZ9EQC6dJiKH

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

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2176	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe
2176	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2176 wrote to memory of 3988	2176	AcroRd32.exe	95
PID 2176 wrote to memory of 3988	2176	AcroRd32.exe	95
PID 2176 wrote to memory of 3988	2176	AcroRd32.exe	95
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 640	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 4272	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4272	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4272	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4272	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4272	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4272	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4272	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4272	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4272	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4272	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4272	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4272	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4272	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4272	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4272	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4272	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4272	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4272	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4272	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4272	3988	RdrCEF.exe	97

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\07afe49b6958922238d624d65d7d05c5.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:2176
- 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:3988
- - 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=5156849DA0C591E176D0EBF01BC814FD --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:640
- - 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=42F208C66C7194835EF3FE4215BA6904 --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=42F208C66C7194835EF3FE4215BA6904 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4272
- - 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=B0AA822A70C23B4A1D25E19BAC0FB9D6 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2684
- - 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=0D7ED875A34B0E4FA15CF8FEEA375AE6 --mojo-platform-channel-handle=1956 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4488
- - 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=B6C0DEF26DD7B100E2A330D538C14A09 --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=B6C0DEF26DD7B100E2A330D538C14A09 --renderer-client-id=6 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2296
- - 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=346D9029636C0160C888F96110697F6A --mojo-platform-channel-handle=2688 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1588

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3256

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
783ae781fdda01c48c8a86ddc08136c7

SHA1
2c6921e49642bcd90fefb6c60b2804d75ccc4826

SHA256
b453d09ccb8fa0da095dcb7bb50387c7d9dd6419ad1081fd61368c8d8b99d7c6

SHA512
12d5ebd6387726a5407980c23040d4234495a90f12a2f5952115ce8076c1f0373c05d82aa01cccaf51743d6cea1743d2bb974a4361c147f9f368b4be1faf71cb

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