0d1dd9b906b8389d3a011a84736583be11abcf64abb049abcae6366610e0f1ad

Resubmissions

05/04/2024, 21:50

240405-1qccpadg5y 10

05/04/2024, 21:45

240405-1l936aec25 10

05/04/2024, 21:44

240405-1lgfvaeb88 10

05/04/2024, 21:39

240405-1hqv4seb44 10

Analysis

max time kernel
1566s
max time network
1569s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
05/04/2024, 21:39

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Report Analysis Logs

General

Target

dio.dll.exe
Size

20.0MB
MD5

2a08b08d9deb02b52847942c8e46fc75
SHA1

708ba5784efd80b49ea08593c85a4747ed0cdfc0
SHA256

0d1dd9b906b8389d3a011a84736583be11abcf64abb049abcae6366610e0f1ad
SHA512

4a10b803a5554f47287598e7a3479bd7e5e182981379ef4bcc33ea51176b63bd717949eb5251fcbac822e415b428775c9672ac53639341490344af50545b5ccb
SSDEEP

196608:ASV190B6ylnlPzf+JiJCsmFMvNn6hVvTN:SBRlnlPSa7mmvN+rN

Score

7^/10

upx

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
2948	dio.dll.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/files/0x00050000000186b4-21.dat	upx

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	chrome.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2588	chrome.exe
2588	chrome.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2588	chrome.exe
Token: SeShutdownPrivilege	2588	chrome.exe
Token: SeShutdownPrivilege	2588	chrome.exe
Token: SeShutdownPrivilege	2588	chrome.exe
Token: SeShutdownPrivilege	2588	chrome.exe
Token: SeShutdownPrivilege	2588	chrome.exe
Token: SeShutdownPrivilege	2588	chrome.exe
Token: SeShutdownPrivilege	2588	chrome.exe
Token: SeShutdownPrivilege	2588	chrome.exe
Token: SeShutdownPrivilege	2588	chrome.exe
Token: SeShutdownPrivilege	2588	chrome.exe
Token: SeShutdownPrivilege	2588	chrome.exe
Token: SeShutdownPrivilege	2588	chrome.exe
Token: SeShutdownPrivilege	2588	chrome.exe
Token: SeShutdownPrivilege	2588	chrome.exe
Token: SeShutdownPrivilege	2588	chrome.exe
Token: SeShutdownPrivilege	2588	chrome.exe
Token: SeShutdownPrivilege	2588	chrome.exe
Token: SeShutdownPrivilege	2588	chrome.exe
Token: SeShutdownPrivilege	2588	chrome.exe
Token: SeShutdownPrivilege	2588	chrome.exe
Token: SeShutdownPrivilege	2588	chrome.exe
Token: SeShutdownPrivilege	2588	chrome.exe
Token: SeShutdownPrivilege	2588	chrome.exe

Suspicious use of FindShellTrayWindow 35 IoCs

pid	Process
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe

Suspicious use of SendNotifyMessage 32 IoCs

pid	Process
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe
2588	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2780 wrote to memory of 2948	2780	dio.dll.exe	28
PID 2780 wrote to memory of 2948	2780	dio.dll.exe	28
PID 2780 wrote to memory of 2948	2780	dio.dll.exe	28
PID 2588 wrote to memory of 2576	2588	chrome.exe	30
PID 2588 wrote to memory of 2576	2588	chrome.exe	30
PID 2588 wrote to memory of 2576	2588	chrome.exe	30
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 1952	2588	chrome.exe	32
PID 2588 wrote to memory of 548	2588	chrome.exe	33
PID 2588 wrote to memory of 548	2588	chrome.exe	33
PID 2588 wrote to memory of 548	2588	chrome.exe	33
PID 2588 wrote to memory of 760	2588	chrome.exe	34
PID 2588 wrote to memory of 760	2588	chrome.exe	34
PID 2588 wrote to memory of 760	2588	chrome.exe	34
PID 2588 wrote to memory of 760	2588	chrome.exe	34
PID 2588 wrote to memory of 760	2588	chrome.exe	34
PID 2588 wrote to memory of 760	2588	chrome.exe	34
PID 2588 wrote to memory of 760	2588	chrome.exe	34
PID 2588 wrote to memory of 760	2588	chrome.exe	34
PID 2588 wrote to memory of 760	2588	chrome.exe	34
PID 2588 wrote to memory of 760	2588	chrome.exe	34
PID 2588 wrote to memory of 760	2588	chrome.exe	34
PID 2588 wrote to memory of 760	2588	chrome.exe	34
PID 2588 wrote to memory of 760	2588	chrome.exe	34
PID 2588 wrote to memory of 760	2588	chrome.exe	34
PID 2588 wrote to memory of 760	2588	chrome.exe	34
PID 2588 wrote to memory of 760	2588	chrome.exe	34

C:\Users\Admin\AppData\Local\Temp\dio.dll.exe
"C:\Users\Admin\AppData\Local\Temp\dio.dll.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2780
- C:\Users\Admin\AppData\Local\Temp\dio.dll.exe
  "C:\Users\Admin\AppData\Local\Temp\dio.dll.exe"
  2⤵
  - Loads dropped DLL
  PID:2948

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe"
1⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2588
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef6819758,0x7fef6819768,0x7fef6819778
  2⤵
  PID:2576
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1136 --field-trial-handle=1356,i,16698863463536003487,11445732574245619768,131072 /prefetch:2
  2⤵
  PID:1952
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1508 --field-trial-handle=1356,i,16698863463536003487,11445732574245619768,131072 /prefetch:8
  2⤵
  PID:548
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1532 --field-trial-handle=1356,i,16698863463536003487,11445732574245619768,131072 /prefetch:8
  2⤵
  PID:760
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2108 --field-trial-handle=1356,i,16698863463536003487,11445732574245619768,131072 /prefetch:1
  2⤵
  PID:364
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2116 --field-trial-handle=1356,i,16698863463536003487,11445732574245619768,131072 /prefetch:1
  2⤵
  PID:1652
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1128 --field-trial-handle=1356,i,16698863463536003487,11445732574245619768,131072 /prefetch:2
  2⤵
  PID:2276
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=1372 --field-trial-handle=1356,i,16698863463536003487,11445732574245619768,131072 /prefetch:1
  2⤵
  PID:2012
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3184 --field-trial-handle=1356,i,16698863463536003487,11445732574245619768,131072 /prefetch:8
  2⤵
  PID:2748
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3688 --field-trial-handle=1356,i,16698863463536003487,11445732574245619768,131072 /prefetch:8
  2⤵
  PID:1344
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --mojo-platform-channel-handle=3768 --field-trial-handle=1356,i,16698863463536003487,11445732574245619768,131072 /prefetch:1
  2⤵
  PID:892
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3956 --field-trial-handle=1356,i,16698863463536003487,11445732574245619768,131072 /prefetch:8
  2⤵
  PID:1736

C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
1⤵
PID:1596

C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
1⤵
PID:2260

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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\Local\Google\Chrome\User Data\5a199c1d-e068-43e9-9de1-5afacab814c4.tmp

Filesize
261KB

MD5
ac88c32b004eb901ca3c0825c567771c

SHA1
7215d049cc74fe7057c216a54e8893e805b69336

SHA256
b68d44cbb360440bda47ce091cd2b22be2528afdd0449b2b83ac1af4476d0b62

SHA512
d328cb4bf7337713f6ad84a4c0e66b4c403edd36aed45a503d05356640c60e69eef51f0dbddf57c5e24d5c651a19836c7bd567dabc5e6e85dd3e7c88eb46da71

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GPUCache\data_1

Filesize
264KB

MD5
f50f89a0a91564d0b8a211f8921aa7de

SHA1
112403a17dd69d5b9018b8cede023cb3b54eab7d

SHA256
b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

SHA512
bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

Filesize
4KB

MD5
63d0f39db8f741e30f52eabccf6c11ed

SHA1
45053b76c177792d38d239293b58c258852268f7

SHA256
20a5ff1cebbbb71db985ae78c59ef0c45b9353b8c935042cc72aebea1fabdc90

SHA512
7af9da262135873f79383466f471c400abbe9f07265a68b290a4ca51c125f41ef257b99fdd08866bad141a83d64ef8a821bf36198b5cbf3877d5c2118494053a

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\000007.dbtmp

Filesize
16B

MD5
18e723571b00fb1694a3bad6c78e4054

SHA1
afcc0ef32d46fe59e0483f9a3c891d3034d12f32

SHA256
8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

SHA512
43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

Filesize
261KB

MD5
bb6cf8262c83fbce2284686dd4e23590

SHA1
11d1468220d45b6b96fe538cf37f9083590bd691

SHA256
01df5ca7bfbb297d52bc53eb2ea2af9b41f46ba56794ad8d820ce838ccc951e6

SHA512
015a9743c15f1370e843b137e56eb14aa78ede1ab1a63150bcaa25a6643e7f501aaab3b875b97015f9888268ac17ce1fd388ccc0ace533e9a6a277dd45d7b10a

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI27802\python311.dll

Filesize
1.6MB

MD5
1e76961ca11f929e4213fca8272d0194

SHA1
e52763b7ba970c3b14554065f8c2404112f53596

SHA256
8a0c27f9e5b2efd54e41d7e7067d7cb1c6d23bae5229f6d750f89568566227b0

SHA512
ec6ed913e0142a98cd7f6adced5671334ec6545e583284ae10627162b199e55867d7cf28efeaadce9862c978b01c234a850288e529d2d3e2ac7dbbb99c6cde9b

Download Submit
memory/2948-23-0x000007FEF56F0000-0x000007FEF5CDA000-memory.dmp

Filesize
5.9MB

Download