fa90195eebe2095fd62049375abace23bc415452a7f27df4a09b7074a8e6708c

Analysis

max time kernel
143s
max time network
149s
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, 20:47

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

03956f28cc82c0f4a8f1f7eeb96bac0e.pdf
Size

83KB
MD5

03956f28cc82c0f4a8f1f7eeb96bac0e
SHA1

29425f4630da090f0d354002f27fe9df058383de
SHA256

fa90195eebe2095fd62049375abace23bc415452a7f27df4a09b7074a8e6708c
SHA512

80c61cb326f8f38bdd29eedf08a91c4903814dec086779b6a3f2a77bb6eb790d02dca1eef76c04677480c745de82e1b6359f9b0903b8518fc20093ee0a94b2a1
SSDEEP

1536:sBtjoSZNRtQ9H8C0sge9447NQDUc3ZVL7uMVpD53l5fXEu3WOpOwrKW5zi0lk9gs:eaQlQx8na9447eDUsZx5pZl5Xx0wr+we

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1772	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1772 wrote to memory of 1296	1772	AcroRd32.exe	92
PID 1772 wrote to memory of 1296	1772	AcroRd32.exe	92
PID 1772 wrote to memory of 1296	1772	AcroRd32.exe	92
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 4236	1296	RdrCEF.exe	94
PID 1296 wrote to memory of 1400	1296	RdrCEF.exe	93
PID 1296 wrote to memory of 1400	1296	RdrCEF.exe	93
PID 1296 wrote to memory of 1400	1296	RdrCEF.exe	93
PID 1296 wrote to memory of 1400	1296	RdrCEF.exe	93
PID 1296 wrote to memory of 1400	1296	RdrCEF.exe	93
PID 1296 wrote to memory of 1400	1296	RdrCEF.exe	93
PID 1296 wrote to memory of 1400	1296	RdrCEF.exe	93
PID 1296 wrote to memory of 1400	1296	RdrCEF.exe	93
PID 1296 wrote to memory of 1400	1296	RdrCEF.exe	93
PID 1296 wrote to memory of 1400	1296	RdrCEF.exe	93
PID 1296 wrote to memory of 1400	1296	RdrCEF.exe	93
PID 1296 wrote to memory of 1400	1296	RdrCEF.exe	93
PID 1296 wrote to memory of 1400	1296	RdrCEF.exe	93
PID 1296 wrote to memory of 1400	1296	RdrCEF.exe	93
PID 1296 wrote to memory of 1400	1296	RdrCEF.exe	93
PID 1296 wrote to memory of 1400	1296	RdrCEF.exe	93
PID 1296 wrote to memory of 1400	1296	RdrCEF.exe	93
PID 1296 wrote to memory of 1400	1296	RdrCEF.exe	93
PID 1296 wrote to memory of 1400	1296	RdrCEF.exe	93
PID 1296 wrote to memory of 1400	1296	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\03956f28cc82c0f4a8f1f7eeb96bac0e.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:1772
- 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:1296
- - 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=78D4CE3E545831A0C4B4F0676B7C3407 --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=78D4CE3E545831A0C4B4F0676B7C3407 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1400
- - 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=8780F0398B30F35812DF29E226A39517 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4236
- - 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=7A656C96818263A0F10043660AD5856B --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:412
- - 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=7FE5B08630ED13CCAB62B2198607BBFD --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=7FE5B08630ED13CCAB62B2198607BBFD --renderer-client-id=6 --mojo-platform-channel-handle=1716 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2500
- - 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=AE02DB42A1DFAA2E0D88C199E2342780 --mojo-platform-channel-handle=1940 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3292
- - 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=0A7BC11C5B8A62D834525F5F939FEF76 --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4584

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4888

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
8f704416b09c3820de393f357cb252a5

SHA1
56c199587dbb9b755ab82d52bf5215aaa43a0c79

SHA256
9f7102aade491d0327b309b4dd99b1871f59688ea79e9c376d6841f603c5560b

SHA512
de182296c8207ec0fc953c498fff2a780050ca25fcb53f3aaaab487a9bb2c6c759374705a68c38450fea35ebc3b3ade14777d002963de054ffe3a14da06962bd

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

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit