7bcb16d0c7d421091b04fcd6f9405cc2440eafe0b3cdf9c48f026eec8802a31d

Analysis

max time kernel
79s
max time network
147s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
21/04/2024, 17:30

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General

Target

TimerResolution.exe
Size

32KB
MD5

2c9017dbc6c38d2567d550177d64a81d
SHA1

f77de1de8e39c17c299c25696cc7965bfe07028f
SHA256

8a0c6871ec6e09e4193f537884111006a947d7b3e9260110907777d0c4dd68d3
SHA512

244430ea44c510b61351941cd459278e2cd7bf88750643c49b2d710139b3c71b4a35e8379d2dccbce23a15105e1b6ad6c9444875dabaefeb311a45a9a0fc580a
SSDEEP

192:h0ZL+FnJA4o2TCFFlsDof85qan7hsDofi1oynazAetV0qMI18rii13:h0enJA4/2fkJn618zAo0qM68rv13

Score

1^/10

Malware Config

Signatures

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
2868	chrome.exe
2868	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe
Token: SeShutdownPrivilege	2868	chrome.exe

Suspicious use of FindShellTrayWindow 34 IoCs

pid	Process
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe

Suspicious use of SendNotifyMessage 32 IoCs

pid	Process
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe
2868	chrome.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2316	TimerResolution.exe
2316	TimerResolution.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2868 wrote to memory of 2856	2868	chrome.exe	32
PID 2868 wrote to memory of 2856	2868	chrome.exe	32
PID 2868 wrote to memory of 2856	2868	chrome.exe	32
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 2764	2868	chrome.exe	34
PID 2868 wrote to memory of 3044	2868	chrome.exe	35
PID 2868 wrote to memory of 3044	2868	chrome.exe	35
PID 2868 wrote to memory of 3044	2868	chrome.exe	35
PID 2868 wrote to memory of 2796	2868	chrome.exe	36
PID 2868 wrote to memory of 2796	2868	chrome.exe	36
PID 2868 wrote to memory of 2796	2868	chrome.exe	36
PID 2868 wrote to memory of 2796	2868	chrome.exe	36
PID 2868 wrote to memory of 2796	2868	chrome.exe	36
PID 2868 wrote to memory of 2796	2868	chrome.exe	36
PID 2868 wrote to memory of 2796	2868	chrome.exe	36
PID 2868 wrote to memory of 2796	2868	chrome.exe	36
PID 2868 wrote to memory of 2796	2868	chrome.exe	36
PID 2868 wrote to memory of 2796	2868	chrome.exe	36
PID 2868 wrote to memory of 2796	2868	chrome.exe	36
PID 2868 wrote to memory of 2796	2868	chrome.exe	36
PID 2868 wrote to memory of 2796	2868	chrome.exe	36
PID 2868 wrote to memory of 2796	2868	chrome.exe	36
PID 2868 wrote to memory of 2796	2868	chrome.exe	36
PID 2868 wrote to memory of 2796	2868	chrome.exe	36
PID 2868 wrote to memory of 2796	2868	chrome.exe	36
PID 2868 wrote to memory of 2796	2868	chrome.exe	36
PID 2868 wrote to memory of 2796	2868	chrome.exe	36

C:\Users\Admin\AppData\Local\Temp\TimerResolution.exe
"C:\Users\Admin\AppData\Local\Temp\TimerResolution.exe"
1⤵
- Suspicious use of SetWindowsHookEx
PID:2316

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:2868
- 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,0x7fef7029758,0x7fef7029768,0x7fef7029778
  2⤵
  PID:2856
- 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=1192 --field-trial-handle=1020,i,10879944531189284831,309114277771631753,131072 /prefetch:2
  2⤵
  PID:2764
- 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=1524 --field-trial-handle=1020,i,10879944531189284831,309114277771631753,131072 /prefetch:8
  2⤵
  PID:3044
- 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=1616 --field-trial-handle=1020,i,10879944531189284831,309114277771631753,131072 /prefetch:8
  2⤵
  PID:2796
- 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=2276 --field-trial-handle=1020,i,10879944531189284831,309114277771631753,131072 /prefetch:1
  2⤵
  PID:1940
- 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=2300 --field-trial-handle=1020,i,10879944531189284831,309114277771631753,131072 /prefetch:1
  2⤵
  PID:2496
- 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=2860 --field-trial-handle=1020,i,10879944531189284831,309114277771631753,131072 /prefetch:2
  2⤵
  PID:272
- 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=1392 --field-trial-handle=1020,i,10879944531189284831,309114277771631753,131072 /prefetch:1
  2⤵
  PID:708
- 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=3824 --field-trial-handle=1020,i,10879944531189284831,309114277771631753,131072 /prefetch:8
  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=3420 --field-trial-handle=1020,i,10879944531189284831,309114277771631753,131072 /prefetch:8
  2⤵
  PID:2916
- 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=3212 --field-trial-handle=1020,i,10879944531189284831,309114277771631753,131072 /prefetch:8
  2⤵
  PID:2672

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:1656

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\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
68KB

MD5
29f65ba8e88c063813cc50a4ea544e93

SHA1
05a7040d5c127e68c25d81cc51271ffb8bef3568

SHA256
1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

SHA512
e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GCM Store\Encryption\000006.dbtmp

Filesize
16B

MD5
aefd77f47fb84fae5ea194496b44c67a

SHA1
dcfbb6a5b8d05662c4858664f81693bb7f803b82

SHA256
4166bf17b2da789b0d0cc5c74203041d98005f5d4ef88c27e8281e00148cd611

SHA512
b733d502138821948267a8b27401d7c0751e590e1298fda1428e663ccd02f55d0d2446ff4bc265bdcdc61f952d13c01524a5341bc86afc3c2cde1d8589b2e1c3

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
5KB

MD5
c0e85ed803e4aa6e37759f80f6b33a34

SHA1
23ba813387cc34122160507da2aeabe229180265

SHA256
f168d74f65485d2440c476b7df31c128a4b4cb5f9d6361de412ca3fc4c3898d8

SHA512
61582397b5fa3de6ea6d13531e5000a9a872451fb74100b4a8cca960ef020b2ec268f26f7ad007424c1b233816de1c825772483d16bcfe8b7821a66456320c5d

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

Filesize
5KB

MD5
2e4d70ea095d0945dab87f95a8d39ff8

SHA1
dbfc061f86c104cc5cfd18995e73e9bf861d7864

SHA256
80e732d1060cf4e1baebfd11b931a5366f473982e7265c1b398f38524050d188

SHA512
4f95f7f2d6dd8b8f8cdb8bcfe4c570d4bde858d0a7a24a71e8893ad891b5c556e72f84d1e6c7c557558fd61fbe5215493c282f20e5f084e4fc4518f65d5d6381

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Site Characteristics Database\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
3KB

MD5
5134e9cd87983686d7a7da7bcf01c472

SHA1
b14c89f0e8b36ac017f3ae7b703dfcb9b727ec3e

SHA256
9bbe21ab4b4712dd7b2402775a4985c213e6cf6350064f0dc4da62811b05492b

SHA512
5a7a836ac3aa94259730139c990f9322c2871a0379bf02dc4e0fd5d9574c1d69580514c93718e4ce89d514416af3b127b2e8a4f4e11a4e69faff773176da588b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarD158.tmp

Filesize
177KB

MD5
435a9ac180383f9fa094131b173a2f7b

SHA1
76944ea657a9db94f9a4bef38f88c46ed4166983

SHA256
67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

SHA512
1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

Download Submit