24e3a3078948c283a3ea55c276049c4bb03c861dfabe94b3a10ca07177a86054

Analysis

max time kernel
143s
max time network
155s
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, 13:35

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General

Target

1a2ff28229ec16eb87d4efad2534ce2c.pdf
Size

35KB
MD5

1a2ff28229ec16eb87d4efad2534ce2c
SHA1

7a8e74cdf0798c416c594849f4efeab0a80d9f41
SHA256

24e3a3078948c283a3ea55c276049c4bb03c861dfabe94b3a10ca07177a86054
SHA512

777ef9221c7fd5172eb59ad1116e13c30d24edee4b14ca96ccb096fab19ac76fa7fe3143b45c9ad044f079862c68e0ed20f3d4f8feaf9777658ff9532239919a
SSDEEP

768:eGXA0Nm3psVqXbECOduKh6BjqeXjz9JJwyb:NHgdOUK+jqejNwyb

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-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1404	AcroRd32.exe
1404	AcroRd32.exe
1404	AcroRd32.exe
1404	AcroRd32.exe
1404	AcroRd32.exe
1404	AcroRd32.exe
1404	AcroRd32.exe
1404	AcroRd32.exe
1404	AcroRd32.exe
1404	AcroRd32.exe
1404	AcroRd32.exe
1404	AcroRd32.exe
1404	AcroRd32.exe
1404	AcroRd32.exe
1404	AcroRd32.exe
1404	AcroRd32.exe
1404	AcroRd32.exe
1404	AcroRd32.exe
1404	AcroRd32.exe
1404	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1404	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1404	AcroRd32.exe
1404	AcroRd32.exe
1404	AcroRd32.exe
1404	AcroRd32.exe
1404	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1404 wrote to memory of 3680	1404	AcroRd32.exe	91
PID 1404 wrote to memory of 3680	1404	AcroRd32.exe	91
PID 1404 wrote to memory of 3680	1404	AcroRd32.exe	91
PID 1404 wrote to memory of 3944	1404	AcroRd32.exe	93
PID 1404 wrote to memory of 3944	1404	AcroRd32.exe	93
PID 1404 wrote to memory of 3944	1404	AcroRd32.exe	93
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 3724	3680	RdrCEF.exe	96
PID 3680 wrote to memory of 4364	3680	RdrCEF.exe	95
PID 3680 wrote to memory of 4364	3680	RdrCEF.exe	95
PID 3680 wrote to memory of 4364	3680	RdrCEF.exe	95
PID 3680 wrote to memory of 4364	3680	RdrCEF.exe	95
PID 3680 wrote to memory of 4364	3680	RdrCEF.exe	95
PID 3680 wrote to memory of 4364	3680	RdrCEF.exe	95
PID 3680 wrote to memory of 4364	3680	RdrCEF.exe	95
PID 3680 wrote to memory of 4364	3680	RdrCEF.exe	95
PID 3680 wrote to memory of 4364	3680	RdrCEF.exe	95
PID 3680 wrote to memory of 4364	3680	RdrCEF.exe	95
PID 3680 wrote to memory of 4364	3680	RdrCEF.exe	95
PID 3680 wrote to memory of 4364	3680	RdrCEF.exe	95
PID 3680 wrote to memory of 4364	3680	RdrCEF.exe	95
PID 3680 wrote to memory of 4364	3680	RdrCEF.exe	95
PID 3680 wrote to memory of 4364	3680	RdrCEF.exe	95
PID 3680 wrote to memory of 4364	3680	RdrCEF.exe	95
PID 3680 wrote to memory of 4364	3680	RdrCEF.exe	95

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\1a2ff28229ec16eb87d4efad2534ce2c.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:1404
- 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: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" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=8DD5A8C28696462E61EE8CEA3A5A3A0B --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=8DD5A8C28696462E61EE8CEA3A5A3A0B --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4364
- - 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=067CA8D212ABF5AD90C70336E14CB6DD --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3724
- - 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=0FD588770FFB7A164C233D8B054DC6CB --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=0FD588770FFB7A164C233D8B054DC6CB --renderer-client-id=4 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4344
- - 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=FCFD641892C66354FBFF0F90DC5CB007 --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4456
- - 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=A29529B687BC67C4D49865B2DC5C0406 --mojo-platform-channel-handle=1844 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4036
- - 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=E30536E68DD35BC2FE9EB5D61DA45963 --mojo-platform-channel-handle=2656 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2344
- 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⤵
  PID:3944

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3328

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

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Downloads

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

Filesize
64KB

MD5
44f4cca7af79967765e90dbdaa7a2d84

SHA1
d5b10e0c31ea482da5397973f65e0c97999e5641

SHA256
7d89194616353b1e7866dddcbbf79fde953deccc7b84e102c1577e16d77ca30b

SHA512
c9a265dace3c54a25b1ca1a44f96bcc456f932d7a3699d959b3e17802b1afe21087d53de8e2fae4edded2151c34f28a9619682e9610523149267d52b207a10c6

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

Filesize
64KB

MD5
2362674d3945f752f96ad9eb50e8e124

SHA1
c2fb6c0130ab5519928403c28835f75b956fba48

SHA256
09ccc876e64805dcc390951ad1204a92e9051e6f506e588263958b9b85f3040c

SHA512
3264c4f6e5d50dd5f81e54533829a29078a84aa1be79ca4e36e78e6fe743841bac5e03f342c7363ee0994f06d792835a54b8ec0a3579dc89e291a8c0a9408785

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