hxxps://scruminc[.]cmail19[.]com/t/j-u-silkhg-hllkktykf-b/

Analysis

max time kernel
60s
max time network
148s
platform
windows7_x64
resource
win7-20231201-en
resource tags

arch:x64arch:x86image:win7-20231201-enlocale:en-usos:windows7-x64system
submitted
11/12/2023, 17:45

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General

Target

https://scruminc.cmail19.com/t/j-u-silkhg-hllkktykf-b/

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
2544	chrome.exe
2544	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe
Token: SeShutdownPrivilege	2544	chrome.exe

Suspicious use of FindShellTrayWindow 34 IoCs

pid	Process
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe

Suspicious use of SendNotifyMessage 32 IoCs

pid	Process
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe
2544	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2544 wrote to memory of 312	2544	chrome.exe	28
PID 2544 wrote to memory of 312	2544	chrome.exe	28
PID 2544 wrote to memory of 312	2544	chrome.exe	28
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2660	2544	chrome.exe	30
PID 2544 wrote to memory of 2756	2544	chrome.exe	31
PID 2544 wrote to memory of 2756	2544	chrome.exe	31
PID 2544 wrote to memory of 2756	2544	chrome.exe	31
PID 2544 wrote to memory of 2676	2544	chrome.exe	32
PID 2544 wrote to memory of 2676	2544	chrome.exe	32
PID 2544 wrote to memory of 2676	2544	chrome.exe	32
PID 2544 wrote to memory of 2676	2544	chrome.exe	32
PID 2544 wrote to memory of 2676	2544	chrome.exe	32
PID 2544 wrote to memory of 2676	2544	chrome.exe	32
PID 2544 wrote to memory of 2676	2544	chrome.exe	32
PID 2544 wrote to memory of 2676	2544	chrome.exe	32
PID 2544 wrote to memory of 2676	2544	chrome.exe	32
PID 2544 wrote to memory of 2676	2544	chrome.exe	32
PID 2544 wrote to memory of 2676	2544	chrome.exe	32
PID 2544 wrote to memory of 2676	2544	chrome.exe	32
PID 2544 wrote to memory of 2676	2544	chrome.exe	32
PID 2544 wrote to memory of 2676	2544	chrome.exe	32
PID 2544 wrote to memory of 2676	2544	chrome.exe	32
PID 2544 wrote to memory of 2676	2544	chrome.exe	32
PID 2544 wrote to memory of 2676	2544	chrome.exe	32
PID 2544 wrote to memory of 2676	2544	chrome.exe	32
PID 2544 wrote to memory of 2676	2544	chrome.exe	32

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://scruminc.cmail19.com/t/j-u-silkhg-hllkktykf-b/
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:2544
- 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,0x7fef74e9758,0x7fef74e9768,0x7fef74e9778
  2⤵
  PID:312
- 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=1172 --field-trial-handle=1756,i,2625697059220473489,10366204317066048183,131072 /prefetch:2
  2⤵
  PID:2660
- 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=1384 --field-trial-handle=1756,i,2625697059220473489,10366204317066048183,131072 /prefetch:8
  2⤵
  PID:2756
- 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=1468 --field-trial-handle=1756,i,2625697059220473489,10366204317066048183,131072 /prefetch:8
  2⤵
  PID:2676
- 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=2200 --field-trial-handle=1756,i,2625697059220473489,10366204317066048183,131072 /prefetch:1
  2⤵
  PID:2664
- 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=2212 --field-trial-handle=1756,i,2625697059220473489,10366204317066048183,131072 /prefetch:1
  2⤵
  PID:2684
- 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=1976 --field-trial-handle=1756,i,2625697059220473489,10366204317066048183,131072 /prefetch:2
  2⤵
  PID:1452
- 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=3132 --field-trial-handle=1756,i,2625697059220473489,10366204317066048183,131072 /prefetch:8
  2⤵
  PID:2332
- 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=9 --mojo-platform-channel-handle=3184 --field-trial-handle=1756,i,2625697059220473489,10366204317066048183,131072 /prefetch:1
  2⤵
  PID:1412
- 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=10 --mojo-platform-channel-handle=3180 --field-trial-handle=1756,i,2625697059220473489,10366204317066048183,131072 /prefetch:1
  2⤵
  PID:2420
- 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=3032 --field-trial-handle=1756,i,2625697059220473489,10366204317066048183,131072 /prefetch:1
  2⤵
  PID:972
- 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=12 --mojo-platform-channel-handle=1100 --field-trial-handle=1756,i,2625697059220473489,10366204317066048183,131072 /prefetch:1
  2⤵
  PID:2984
- 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=13 --mojo-platform-channel-handle=2244 --field-trial-handle=1756,i,2625697059220473489,10366204317066048183,131072 /prefetch:1
  2⤵
  PID:2792

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:2172

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\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
df5a56d1dc6f014f4d5b1f7cb9fdf2fe

SHA1
76a386c1c3dbf8615b88bf358e2306fc1c1148f6

SHA256
3406e074f0b58d03639cb7193a0b5ee3bfa8cfb6ebbdc80b1075687c7b1d2f7e

SHA512
9f35cd127244203ec1ab7a453b74b80fe64c851fbc4cd0f68243d00776868d1c22d28142d915af09dd6b34f45ededeef9216ababec6671d5cc319422fab04540

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

Filesize
5KB

MD5
29454ed51c13572a948e4c13399e8cfa

SHA1
139247091036f7fa54c8dbee9ec461f3e68ddf4a

SHA256
a92280951f516760d7f7eaffb86b7b50bf0fe9d846540d07428ce552439b8256

SHA512
5c0ff44632c1b8f580ad37e74391aef2786768d742d4401d5919456b31ffd6878fb5173517a93b26b902022927c72bb20aa2efa5de3e3a9e4abd1b736f307cc5

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