bbd640f34142bdda5b82c3388b298426b214392e15171988f7fc6dd6d61d3698

Analysis

max time kernel
152s
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
14/01/2024, 00:22

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General

Target

59cb8881db1ee72a9f692ab601d425d7.pdf
Size

82KB
MD5

59cb8881db1ee72a9f692ab601d425d7
SHA1

22c77217cf19e05da5b67832d374e500a0de1899
SHA256

bbd640f34142bdda5b82c3388b298426b214392e15171988f7fc6dd6d61d3698
SHA512

d39e7b38aac6ae9e5f630c96aaa7abc6f1b757f435eaa420167ec4ccf8b40fd4cf012b88a176f17a1ca84fb4ed4a95a8c5afb70c5c9946903a6adb66338f7f8d
SSDEEP

1536:vGXOfri6itc4vU1hkaD2vL6dUqQMC2ageH7HCikZnjxHcc5TVm/7qoHo7czl:eW3z4e1D7g2avbiii+uoHo7Q

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
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5080	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5080 wrote to memory of 2996	5080	AcroRd32.exe	93
PID 5080 wrote to memory of 2996	5080	AcroRd32.exe	93
PID 5080 wrote to memory of 2996	5080	AcroRd32.exe	93
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 2952	2996	RdrCEF.exe	96
PID 2996 wrote to memory of 3864	2996	RdrCEF.exe	97
PID 2996 wrote to memory of 3864	2996	RdrCEF.exe	97
PID 2996 wrote to memory of 3864	2996	RdrCEF.exe	97
PID 2996 wrote to memory of 3864	2996	RdrCEF.exe	97
PID 2996 wrote to memory of 3864	2996	RdrCEF.exe	97
PID 2996 wrote to memory of 3864	2996	RdrCEF.exe	97
PID 2996 wrote to memory of 3864	2996	RdrCEF.exe	97
PID 2996 wrote to memory of 3864	2996	RdrCEF.exe	97
PID 2996 wrote to memory of 3864	2996	RdrCEF.exe	97
PID 2996 wrote to memory of 3864	2996	RdrCEF.exe	97
PID 2996 wrote to memory of 3864	2996	RdrCEF.exe	97
PID 2996 wrote to memory of 3864	2996	RdrCEF.exe	97
PID 2996 wrote to memory of 3864	2996	RdrCEF.exe	97
PID 2996 wrote to memory of 3864	2996	RdrCEF.exe	97
PID 2996 wrote to memory of 3864	2996	RdrCEF.exe	97
PID 2996 wrote to memory of 3864	2996	RdrCEF.exe	97
PID 2996 wrote to memory of 3864	2996	RdrCEF.exe	97
PID 2996 wrote to memory of 3864	2996	RdrCEF.exe	97
PID 2996 wrote to memory of 3864	2996	RdrCEF.exe	97
PID 2996 wrote to memory of 3864	2996	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\59cb8881db1ee72a9f692ab601d425d7.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:5080
- 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:2996
- - 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=BDFF2502F30AE132B8F8F76690474D8F --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2952
- - 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=CB80CA51A6539682A398453E832BE509 --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=CB80CA51A6539682A398453E832BE509 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3864
- - 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=5C0CF0F82363E5A802286C2E83FF6C39 --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=5C0CF0F82363E5A802286C2E83FF6C39 --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1008
- - 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=F64E53AD382BD6EC6A49C4FB6862D579 --mojo-platform-channel-handle=2544 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1248
- - 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=0F018C5C96E70058DCC72E2C5438CF89 --mojo-platform-channel-handle=1928 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3064
- - 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=4257E6C86A971A6AB7616AC570B139F8 --mojo-platform-channel-handle=1720 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:436

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4396

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
a40d08160a57b4fd610bdcf2f3a22baf

SHA1
b1a4a1690762fe277277a6f7966efad0a3237e5e

SHA256
206252a8c959f6499831cf8faee5a6392743abc9774b8a99955c631df169c25d

SHA512
bc7b66a91607121ba501f8fb8b326e29fc47a1cd8dfc8e845fe7e82e981ebeb5acecce6e3d6498b67cf417ab21855ebeb5fc00867e1c75dbfc58dbe0de07789d

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/5080-26-0x000000000B350000-0x000000000B371000-memory.dmp

Filesize
132KB

Download