cb33e5abaf22f4502ccacab30e1d1ebb64e7fe9eecd90a30f9e8a9f1349ff03b

Resubmissions

29/05/2024, 08:40

240529-kkyezahf48 6

29/05/2024, 08:24

240529-kav7vsge21 6

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
29/05/2024, 08:40

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

bce1d387bdfdf7929d4ad8387875c5c6.pdf
Size

122KB
MD5

40725dc5679158cc047d01652db9f271
SHA1

70dfb997781cb4eb0f417a6366a1f02c7f5fb51e
SHA256

cb33e5abaf22f4502ccacab30e1d1ebb64e7fe9eecd90a30f9e8a9f1349ff03b
SHA512

e77dfe2161b621dcf3967ed36a67a104021ba645e282baf8ccc7ecf96e7916982491d7b780e04906cb9b91c07cee269de3a6a81a5186d69d77cca91177d0c49b
SSDEEP

3072:eWHckG7odzanL9Tc+iVFS8qApPlElB1GU1lVId6:eWeaML9GVF5qAoVleE

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-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1540	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1540 wrote to memory of 1068	1540	AcroRd32.exe	86
PID 1540 wrote to memory of 1068	1540	AcroRd32.exe	86
PID 1540 wrote to memory of 1068	1540	AcroRd32.exe	86
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4964	1068	RdrCEF.exe	87
PID 1068 wrote to memory of 4404	1068	RdrCEF.exe	88
PID 1068 wrote to memory of 4404	1068	RdrCEF.exe	88
PID 1068 wrote to memory of 4404	1068	RdrCEF.exe	88
PID 1068 wrote to memory of 4404	1068	RdrCEF.exe	88
PID 1068 wrote to memory of 4404	1068	RdrCEF.exe	88
PID 1068 wrote to memory of 4404	1068	RdrCEF.exe	88
PID 1068 wrote to memory of 4404	1068	RdrCEF.exe	88
PID 1068 wrote to memory of 4404	1068	RdrCEF.exe	88
PID 1068 wrote to memory of 4404	1068	RdrCEF.exe	88
PID 1068 wrote to memory of 4404	1068	RdrCEF.exe	88
PID 1068 wrote to memory of 4404	1068	RdrCEF.exe	88
PID 1068 wrote to memory of 4404	1068	RdrCEF.exe	88
PID 1068 wrote to memory of 4404	1068	RdrCEF.exe	88
PID 1068 wrote to memory of 4404	1068	RdrCEF.exe	88
PID 1068 wrote to memory of 4404	1068	RdrCEF.exe	88
PID 1068 wrote to memory of 4404	1068	RdrCEF.exe	88
PID 1068 wrote to memory of 4404	1068	RdrCEF.exe	88
PID 1068 wrote to memory of 4404	1068	RdrCEF.exe	88
PID 1068 wrote to memory of 4404	1068	RdrCEF.exe	88
PID 1068 wrote to memory of 4404	1068	RdrCEF.exe	88

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\bce1d387bdfdf7929d4ad8387875c5c6.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:1540
- 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:1068
- - 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=5CDCA8587CC3A090AD1A5D0221EF8452 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4964
- - 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=8843DB099BFCA8B90568625E1E74E877 --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=8843DB099BFCA8B90568625E1E74E877 --renderer-client-id=2 --mojo-platform-channel-handle=1716 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4404
- - 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=CC7289D0ECF4AFC287556B870B12B369 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2420
- - 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=759A2AC2535CCBAA2A60EDF12B422A78 --mojo-platform-channel-handle=1936 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4100
- - 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=1967D41E8CB6EFEE80946D42536B96F7 --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=1967D41E8CB6EFEE80946D42536B96F7 --renderer-client-id=6 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4860
- - 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=953FB1C0F1264D83F1AD5DDC9F23D84C --mojo-platform-channel-handle=2728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1228

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1712

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
54dd3db5582ebd7389edaeaa0a31b133

SHA1
c8b5fae0e7f1afacaf4aab63f87f93eb8dfce8b6

SHA256
921aa05429d0546525efe849e12bd8414349e7dbdd11381f50713535593ab417

SHA512
3ab53ba7c06bc423fc56ee37412a2dd1e653ca73dc7a789dbf62090de76b96e15058c92f40789c8c2ed917acf24dd132ec453c5970c8e9a297b7db948a266b5a

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