1bd1b6d0eba2c13d3429e9ac87b4348643aa59e0673ab842aaf567695884050c

Analysis

max time kernel
149s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
12-01-2024 18:53

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

573c8609758ff08377cb43d364eb2586.pdf
Size

44KB
MD5

573c8609758ff08377cb43d364eb2586
SHA1

764e460afe0a3ed934fd50b5508a0d409ab90357
SHA256

1bd1b6d0eba2c13d3429e9ac87b4348643aa59e0673ab842aaf567695884050c
SHA512

9bd8ab444d5d0e5776810d0c8f83a3f20d08b90b98c1c138de9e4c9d14bc9db281f7867d4083c4e38f878770e9c898f531afd941f7ba8a4e0f71abd77291a475
SSDEEP

768:rKvL6jz5zsmARAQjex5uVPjU3cuiMoa0177Dsg00r1DmF/EuAc1LaTMPvx:rExRvex5ulTu59017Hsg0U1mGu7vx

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3680	AcroRd32.exe
3680	AcroRd32.exe
3680	AcroRd32.exe
3680	AcroRd32.exe
3680	AcroRd32.exe
3680	AcroRd32.exe
3680	AcroRd32.exe
3680	AcroRd32.exe
3680	AcroRd32.exe
3680	AcroRd32.exe
3680	AcroRd32.exe
3680	AcroRd32.exe
3680	AcroRd32.exe
3680	AcroRd32.exe
3680	AcroRd32.exe
3680	AcroRd32.exe
3680	AcroRd32.exe
3680	AcroRd32.exe
3680	AcroRd32.exe
3680	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3680	AcroRd32.exe
3680	AcroRd32.exe
3680	AcroRd32.exe
3680	AcroRd32.exe
3680	AcroRd32.exe
3680	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3680 wrote to memory of 2476	3680	AcroRd32.exe	99
PID 3680 wrote to memory of 2476	3680	AcroRd32.exe	99
PID 3680 wrote to memory of 2476	3680	AcroRd32.exe	99
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4532	2476	RdrCEF.exe	100
PID 2476 wrote to memory of 4984	2476	RdrCEF.exe	101
PID 2476 wrote to memory of 4984	2476	RdrCEF.exe	101
PID 2476 wrote to memory of 4984	2476	RdrCEF.exe	101
PID 2476 wrote to memory of 4984	2476	RdrCEF.exe	101
PID 2476 wrote to memory of 4984	2476	RdrCEF.exe	101
PID 2476 wrote to memory of 4984	2476	RdrCEF.exe	101
PID 2476 wrote to memory of 4984	2476	RdrCEF.exe	101
PID 2476 wrote to memory of 4984	2476	RdrCEF.exe	101
PID 2476 wrote to memory of 4984	2476	RdrCEF.exe	101
PID 2476 wrote to memory of 4984	2476	RdrCEF.exe	101
PID 2476 wrote to memory of 4984	2476	RdrCEF.exe	101
PID 2476 wrote to memory of 4984	2476	RdrCEF.exe	101
PID 2476 wrote to memory of 4984	2476	RdrCEF.exe	101
PID 2476 wrote to memory of 4984	2476	RdrCEF.exe	101
PID 2476 wrote to memory of 4984	2476	RdrCEF.exe	101
PID 2476 wrote to memory of 4984	2476	RdrCEF.exe	101
PID 2476 wrote to memory of 4984	2476	RdrCEF.exe	101
PID 2476 wrote to memory of 4984	2476	RdrCEF.exe	101
PID 2476 wrote to memory of 4984	2476	RdrCEF.exe	101
PID 2476 wrote to memory of 4984	2476	RdrCEF.exe	101

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\573c8609758ff08377cb43d364eb2586.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3680
- 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:2476
- - 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=B3DC503663255396F52E2D8EDB9F086F --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4532
- - 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=83EA9F4523B77B78E1AB082F42BAEC6A --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=83EA9F4523B77B78E1AB082F42BAEC6A --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4984
- - 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=91CCC7EE86A9406510833B04C2FD4978 --mojo-platform-channel-handle=2280 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1056
- - 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=CF9CF0FD7AF9B55E2E907A0B171D5936 --mojo-platform-channel-handle=1956 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:212
- - 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=4A333FD01C89F9602DDF505801A20246 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5116

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5096

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
633b1e7064b4d1c8ebdd84a212726b8a

SHA1
544ca1a30adebbcbd71cb1bea88188dd376be587

SHA256
9898940d086d079fd17704d5d42ea25299e4b3dcdf38ea5b8cc84d5970913cc9

SHA512
057e8b0bb519edf40b7130a369dd51921dddefe0b1319f0789064698a8421ceaa1a2cf04d6b4a4c5906ed8ee3d4e353a544bdba1d3c60bb51f3cac858f7654a4

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