0de145b284c389b42dce9faee0cdfe586a66c7908fcf5a4bd138332135e74637

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
18/01/2024, 03:16

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General

Target

0bfb4ef49e8043ea7575aa5a96eba440abaee2316b7120c340ff7236765f4af9.pdf
Size

51KB
MD5

9a211d74457aa871e953b1f3e9747488
SHA1

356ba1d838e6788c9f9fea4efa47b1678b32524e
SHA256

0bfb4ef49e8043ea7575aa5a96eba440abaee2316b7120c340ff7236765f4af9
SHA512

4f78f927483deb1923184205ffe4817f5da686ef406faadba355d4bd5003b91d2f091666e3a0dcb07a955d618409343938fb3ad9adbea2bbabc693258745498b
SSDEEP

768:hZvodo4GmenU7z+xyysAmTv8PClyEuFLVDD/n3SK9LnYpip3zg+6T+sMNtsv2tyu:vvom4neny8kv8PCkVRvr9X056sMN+q6y

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-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4580	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe
4580	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4580 wrote to memory of 4248	4580	AcroRd32.exe	87
PID 4580 wrote to memory of 4248	4580	AcroRd32.exe	87
PID 4580 wrote to memory of 4248	4580	AcroRd32.exe	87
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 1104	4248	RdrCEF.exe	88
PID 4248 wrote to memory of 5116	4248	RdrCEF.exe	89
PID 4248 wrote to memory of 5116	4248	RdrCEF.exe	89
PID 4248 wrote to memory of 5116	4248	RdrCEF.exe	89
PID 4248 wrote to memory of 5116	4248	RdrCEF.exe	89
PID 4248 wrote to memory of 5116	4248	RdrCEF.exe	89
PID 4248 wrote to memory of 5116	4248	RdrCEF.exe	89
PID 4248 wrote to memory of 5116	4248	RdrCEF.exe	89
PID 4248 wrote to memory of 5116	4248	RdrCEF.exe	89
PID 4248 wrote to memory of 5116	4248	RdrCEF.exe	89
PID 4248 wrote to memory of 5116	4248	RdrCEF.exe	89
PID 4248 wrote to memory of 5116	4248	RdrCEF.exe	89
PID 4248 wrote to memory of 5116	4248	RdrCEF.exe	89
PID 4248 wrote to memory of 5116	4248	RdrCEF.exe	89
PID 4248 wrote to memory of 5116	4248	RdrCEF.exe	89
PID 4248 wrote to memory of 5116	4248	RdrCEF.exe	89
PID 4248 wrote to memory of 5116	4248	RdrCEF.exe	89
PID 4248 wrote to memory of 5116	4248	RdrCEF.exe	89
PID 4248 wrote to memory of 5116	4248	RdrCEF.exe	89
PID 4248 wrote to memory of 5116	4248	RdrCEF.exe	89
PID 4248 wrote to memory of 5116	4248	RdrCEF.exe	89

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\0bfb4ef49e8043ea7575aa5a96eba440abaee2316b7120c340ff7236765f4af9.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:4580
- 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:4248
- - 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=34AD5286ACAA93EEF26E52AD7C3DF421 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1104
- - 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=8B8271C500DC842CDC7AEC97E002DA9C --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=8B8271C500DC842CDC7AEC97E002DA9C --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5116
- - 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=5D3BFB46D017ABD3F510203949E37027 --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=5D3BFB46D017ABD3F510203949E37027 --renderer-client-id=4 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3436
- - 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=DF392A3A627685E5DBF64CD931D9E439 --mojo-platform-channel-handle=2596 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2708
- - 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=9EB65E14EA5C255E1E4E3758169436A9 --mojo-platform-channel-handle=1824 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3960
- - 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=80D3FA700E8D24955421A92F4113F309 --mojo-platform-channel-handle=2028 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3952

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1728

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

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
b1c63817d1285d69ba7a7125d1ac7424

SHA1
2eff1e5fe485eb5dbe0488d5a7363386d4c28dfd

SHA256
a42b0d3d62ac04ac6ca2a490f56e3185064817d952d31415609516c4df1b9ef1

SHA512
6495d8890e82d0aa6e6a142677c476e0423b0de0fb75a5f66dcf002c3f0e7be275af33554a664ef63cdb99199ce8d8cd6654359326cf1efaea08402cda69b075

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