a08e0d07fc4c85bb00eeea2a4e4cf64cad603745483188c31655e7578fcb39c5

Analysis

max time kernel
142s
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
13/02/2024, 04:36

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General

Target

987ea44d079d6540a45ddb1cfaa4f860.pdf
Size

107KB
MD5

987ea44d079d6540a45ddb1cfaa4f860
SHA1

fa4e0117693b1ee80307a223754ae0ead6bfa16e
SHA256

a08e0d07fc4c85bb00eeea2a4e4cf64cad603745483188c31655e7578fcb39c5
SHA512

689ef4a3f83d3394214cdb67f8a899903e45f80bc66226a89f2ca24bd9615c5aa41f9d9976f3a14378dd3a40f0cfd3fd6d70f6b087ca52219e9aa2fd018eb749
SSDEEP

3072:v/BjZgxhIuSWov5oLTn+VOj1ZF2zgEGLfC5jO+JZ:nXgDrSdx8T8Wgg3fC53

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1704	AcroRd32.exe
1704	AcroRd32.exe
1704	AcroRd32.exe
1704	AcroRd32.exe
1704	AcroRd32.exe
1704	AcroRd32.exe
1704	AcroRd32.exe
1704	AcroRd32.exe
1704	AcroRd32.exe
1704	AcroRd32.exe
1704	AcroRd32.exe
1704	AcroRd32.exe
1704	AcroRd32.exe
1704	AcroRd32.exe
1704	AcroRd32.exe
1704	AcroRd32.exe
1704	AcroRd32.exe
1704	AcroRd32.exe
1704	AcroRd32.exe
1704	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1704	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1704	AcroRd32.exe
1704	AcroRd32.exe
1704	AcroRd32.exe
1704	AcroRd32.exe
1704	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1704 wrote to memory of 4212	1704	AcroRd32.exe	85
PID 1704 wrote to memory of 4212	1704	AcroRd32.exe	85
PID 1704 wrote to memory of 4212	1704	AcroRd32.exe	85
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 1908	4212	RdrCEF.exe	86
PID 4212 wrote to memory of 440	4212	RdrCEF.exe	87
PID 4212 wrote to memory of 440	4212	RdrCEF.exe	87
PID 4212 wrote to memory of 440	4212	RdrCEF.exe	87
PID 4212 wrote to memory of 440	4212	RdrCEF.exe	87
PID 4212 wrote to memory of 440	4212	RdrCEF.exe	87
PID 4212 wrote to memory of 440	4212	RdrCEF.exe	87
PID 4212 wrote to memory of 440	4212	RdrCEF.exe	87
PID 4212 wrote to memory of 440	4212	RdrCEF.exe	87
PID 4212 wrote to memory of 440	4212	RdrCEF.exe	87
PID 4212 wrote to memory of 440	4212	RdrCEF.exe	87
PID 4212 wrote to memory of 440	4212	RdrCEF.exe	87
PID 4212 wrote to memory of 440	4212	RdrCEF.exe	87
PID 4212 wrote to memory of 440	4212	RdrCEF.exe	87
PID 4212 wrote to memory of 440	4212	RdrCEF.exe	87
PID 4212 wrote to memory of 440	4212	RdrCEF.exe	87
PID 4212 wrote to memory of 440	4212	RdrCEF.exe	87
PID 4212 wrote to memory of 440	4212	RdrCEF.exe	87
PID 4212 wrote to memory of 440	4212	RdrCEF.exe	87
PID 4212 wrote to memory of 440	4212	RdrCEF.exe	87
PID 4212 wrote to memory of 440	4212	RdrCEF.exe	87

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\987ea44d079d6540a45ddb1cfaa4f860.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:1704
- 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:4212
- - 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=F559B8D0AA346079166AE34834685D07 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1908
- - 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=F1D4220C725B3D4699B70787E4A4154C --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=F1D4220C725B3D4699B70787E4A4154C --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:440
- - 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=88CFCFC613D4E3EA8416F18302E80CA1 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2976
- - 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=1C70BF3D2FD9BDABC0F6E9D6F117DEFE --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=1C70BF3D2FD9BDABC0F6E9D6F117DEFE --renderer-client-id=5 --mojo-platform-channel-handle=1956 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4080
- - 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=08E12F6A24F5BB6740BA3CED9A1AAA0A --mojo-platform-channel-handle=1832 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4756
- - 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=BD0AB7726D80087184207377BC7CC3CD --mojo-platform-channel-handle=2804 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4184

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2356

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
bcc7258e1501a0123d32e055f9f598b7

SHA1
58c9abf9863160d6fc62ea3510f9303c7270f674

SHA256
65b30c327d97da0f1252923d89a5d1b049a1f97d6b05b8c0c2d3d37c004d3b5d

SHA512
cf5e0c5d348a68b10b233a7bf7f3c9ce565c22b6c20616d998c4f456afe81643e9cbddb600fa0adf05520d998425982b389e0cb36f7365a4fdf170a8b376ec2d

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

Filesize
33KB

MD5
d8e2be618a8215cf3aa03e3a0fecba89

SHA1
301f1c1ec03d3986284e04a292780b8ebe136284

SHA256
cfc1487b244db1ff71f902ee0cd006c776af859c09f2bdbbf6662c914804e5bf

SHA512
9644427a1da5c6265a960cdc4e2a1d19b3dcfefdb14f048bb4d28f774079d6331b9b7e75aeb9b36ef99307c80eb8652766ab6b84a4a00f4d70b33bfa67a0bb47

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

Filesize
5KB

MD5
637d7eae31632e2c686e653b98a09f23

SHA1
712b65d81056bab2842ae4987ffe2802a0686fee

SHA256
7770464b051b56fed89f2478b4a150b68dcfa6e60992b5ce02e7a93fecbfab9d

SHA512
ef8036f06e66b876e629b8b9a535db297066a4bb947b6e6f79589f5fb91ddb9acf62dc3bbd954253518b4261fe5f08aa5f436ca0de7987403c77f6cc81352ae4

Download Submit