47a31403f53162a2cd156067efef3f12468bc24767f837cf69f1f817e0b25514

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
24/02/2024, 08:32

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General

Target

a16ae2f19dcbff15da019b2c26e4a404.pdf
Size

95KB
MD5

a16ae2f19dcbff15da019b2c26e4a404
SHA1

5e446238948eef8ee2c0c660b21189e8817f92ae
SHA256

47a31403f53162a2cd156067efef3f12468bc24767f837cf69f1f817e0b25514
SHA512

aaf90dcaa2b1055bc24f70cb239061178b848f3a4bbb6a5f96935952a804e3821d3ad038c03022b49c392fec34749509ff3b477b468ed572ef4096a338a23ca8
SSDEEP

1536:0gipz88mCnW0AGJYd2dzlxiicsUa0E4ahGIsTrOKLofdGTeCWPAgwv8V5HvWQpO7:Qpz88m0JCdvibUhEQmzmeEEV5H+qqp

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-1-5-21-3316742141-2240921845-2885234760-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3416	AcroRd32.exe
3416	AcroRd32.exe
3416	AcroRd32.exe
3416	AcroRd32.exe
3416	AcroRd32.exe
3416	AcroRd32.exe
3416	AcroRd32.exe
3416	AcroRd32.exe
3416	AcroRd32.exe
3416	AcroRd32.exe
3416	AcroRd32.exe
3416	AcroRd32.exe
3416	AcroRd32.exe
3416	AcroRd32.exe
3416	AcroRd32.exe
3416	AcroRd32.exe
3416	AcroRd32.exe
3416	AcroRd32.exe
3416	AcroRd32.exe
3416	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3416	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3416	AcroRd32.exe
3416	AcroRd32.exe
3416	AcroRd32.exe
3416	AcroRd32.exe
3416	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3416 wrote to memory of 3836	3416	AcroRd32.exe	92
PID 3416 wrote to memory of 3836	3416	AcroRd32.exe	92
PID 3416 wrote to memory of 3836	3416	AcroRd32.exe	92
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 316	3836	RdrCEF.exe	93
PID 3836 wrote to memory of 1624	3836	RdrCEF.exe	94
PID 3836 wrote to memory of 1624	3836	RdrCEF.exe	94
PID 3836 wrote to memory of 1624	3836	RdrCEF.exe	94
PID 3836 wrote to memory of 1624	3836	RdrCEF.exe	94
PID 3836 wrote to memory of 1624	3836	RdrCEF.exe	94
PID 3836 wrote to memory of 1624	3836	RdrCEF.exe	94
PID 3836 wrote to memory of 1624	3836	RdrCEF.exe	94
PID 3836 wrote to memory of 1624	3836	RdrCEF.exe	94
PID 3836 wrote to memory of 1624	3836	RdrCEF.exe	94
PID 3836 wrote to memory of 1624	3836	RdrCEF.exe	94
PID 3836 wrote to memory of 1624	3836	RdrCEF.exe	94
PID 3836 wrote to memory of 1624	3836	RdrCEF.exe	94
PID 3836 wrote to memory of 1624	3836	RdrCEF.exe	94
PID 3836 wrote to memory of 1624	3836	RdrCEF.exe	94
PID 3836 wrote to memory of 1624	3836	RdrCEF.exe	94
PID 3836 wrote to memory of 1624	3836	RdrCEF.exe	94
PID 3836 wrote to memory of 1624	3836	RdrCEF.exe	94
PID 3836 wrote to memory of 1624	3836	RdrCEF.exe	94
PID 3836 wrote to memory of 1624	3836	RdrCEF.exe	94
PID 3836 wrote to memory of 1624	3836	RdrCEF.exe	94

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\a16ae2f19dcbff15da019b2c26e4a404.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:3416
- 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:3836
- - 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=BFFA459848922601419917746C6E6089 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:316
- - 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=C67E9B601B74DB4BB5AB6E7C4B217C5B --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=C67E9B601B74DB4BB5AB6E7C4B217C5B --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1624
- - 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=D8C83C44D1E2780A5E134AC3C763A913 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=7BA8667E631DBB941AB28AA633695E95 --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=7BA8667E631DBB941AB28AA633695E95 --renderer-client-id=5 --mojo-platform-channel-handle=1956 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1704
- - 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=835565242DDA1A9BBAEF8B8B9D9C107A --mojo-platform-channel-handle=2664 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3520
- - 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=DEE6FF3EB4DC43D4AF59078B02C0E97C --mojo-platform-channel-handle=2856 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3140

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2656

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
b48ba595dccb256967454504ffec02c5

SHA1
0fb3b47fb1ff63b564df6ad629ef429bc66c68a7

SHA256
86b0e074448ad5aa04a9b6de58602219cf9d84a32dd0095b41d1154b76351d91

SHA512
6fa9d1a46a3be1033bd1f6ce5078607ff4b268572650e62b960e031d7106798670941e9d29a628f6daf8f0112061a3fc92ba374e2a3de934c9a3460ebce91b59

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/3416-26-0x00000000098D0000-0x0000000009920000-memory.dmp

Filesize
320KB

Download
memory/3416-136-0x000000000A200000-0x000000000A34D000-memory.dmp

Filesize
1.3MB

Download