dba6d78d8b58088f657b584399a26b7421c05603ee10de39d145ec7cb8de5eb1

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2023 10:21

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General

Target

15bb95d109c91d0c56e2df5763df9692.pdf
Size

45KB
MD5

15bb95d109c91d0c56e2df5763df9692
SHA1

28f0a5dfeb4784113041f97df6239b97c1d8a5ff
SHA256

dba6d78d8b58088f657b584399a26b7421c05603ee10de39d145ec7cb8de5eb1
SHA512

0f0386a42a7db960025c2533fd09f42b8da9f3853a09f2e4cc2dbbd648394e679116c87dad385666510e6cd50241683a630931bad7fcba8ce596096d60f71d44
SSDEEP

768:lx837MQ22Mygzc4aIL8/0q1pb1cVgyZ+Os59rdWD1ffp0u4pgIRL:b8AQ2pZDaIQt1pb1GV+Os5XWxffu3RL

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3520	AcroRd32.exe
3520	AcroRd32.exe
3520	AcroRd32.exe
3520	AcroRd32.exe
3520	AcroRd32.exe
3520	AcroRd32.exe
3520	AcroRd32.exe
3520	AcroRd32.exe
3520	AcroRd32.exe
3520	AcroRd32.exe
3520	AcroRd32.exe
3520	AcroRd32.exe
3520	AcroRd32.exe
3520	AcroRd32.exe
3520	AcroRd32.exe
3520	AcroRd32.exe
3520	AcroRd32.exe
3520	AcroRd32.exe
3520	AcroRd32.exe
3520	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3520	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3520	AcroRd32.exe
3520	AcroRd32.exe
3520	AcroRd32.exe
3520	AcroRd32.exe
3520	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3520 wrote to memory of 2324	3520	AcroRd32.exe	92
PID 3520 wrote to memory of 2324	3520	AcroRd32.exe	92
PID 3520 wrote to memory of 2324	3520	AcroRd32.exe	92
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 3248	2324	RdrCEF.exe	93
PID 2324 wrote to memory of 4908	2324	RdrCEF.exe	94
PID 2324 wrote to memory of 4908	2324	RdrCEF.exe	94
PID 2324 wrote to memory of 4908	2324	RdrCEF.exe	94
PID 2324 wrote to memory of 4908	2324	RdrCEF.exe	94
PID 2324 wrote to memory of 4908	2324	RdrCEF.exe	94
PID 2324 wrote to memory of 4908	2324	RdrCEF.exe	94
PID 2324 wrote to memory of 4908	2324	RdrCEF.exe	94
PID 2324 wrote to memory of 4908	2324	RdrCEF.exe	94
PID 2324 wrote to memory of 4908	2324	RdrCEF.exe	94
PID 2324 wrote to memory of 4908	2324	RdrCEF.exe	94
PID 2324 wrote to memory of 4908	2324	RdrCEF.exe	94
PID 2324 wrote to memory of 4908	2324	RdrCEF.exe	94
PID 2324 wrote to memory of 4908	2324	RdrCEF.exe	94
PID 2324 wrote to memory of 4908	2324	RdrCEF.exe	94
PID 2324 wrote to memory of 4908	2324	RdrCEF.exe	94
PID 2324 wrote to memory of 4908	2324	RdrCEF.exe	94
PID 2324 wrote to memory of 4908	2324	RdrCEF.exe	94
PID 2324 wrote to memory of 4908	2324	RdrCEF.exe	94
PID 2324 wrote to memory of 4908	2324	RdrCEF.exe	94
PID 2324 wrote to memory of 4908	2324	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\15bb95d109c91d0c56e2df5763df9692.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: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" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2324
- - 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=900DA020E20BAE74A7F0E33F65E94893 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3248
- - 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=2803C294B2E5FB08EF31D64E5DF2DD80 --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=2803C294B2E5FB08EF31D64E5DF2DD80 --renderer-client-id=2 --mojo-platform-channel-handle=1720 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4908
- - 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=227906C289DE2D15B98F14E0803ED397 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3432
- - 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=42842A3261371255F9F04F3F90E22766 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4796
- - 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=D383AB60CA0F6D202A560C74E9A83623 --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=D383AB60CA0F6D202A560C74E9A83623 --renderer-client-id=6 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2752
- - 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=A16E0CD7131DF8E7381BAB0A352C8C4C --mojo-platform-channel-handle=2672 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4236

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:984

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
5b33188521a405af2ddd7e311d23553c

SHA1
cc100da25a0243c8a6d797cec7ec4f2d099e80c8

SHA256
bec37cdc524cd3ab266ca046d40842c3253bf75142600e81dbc946c971542e27

SHA512
2f9e8b950f4eb38140a0e4329658478713e3b6b624fb4335c7e6737abc8419b2fc435bd2ceeeb50ea2e31a8cfe4afc69aff30de90369c183abcd4d0344a536e0

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/3520-132-0x000000000C0A0000-0x000000000C1ED000-memory.dmp

Filesize
1.3MB

Download