hxxps://firebasestorage[.]googleapis[.]com/v0/b/fast-chess-377621[.]appspot[.]com/o/gfFgJeCLUZ%2FContract_02_21_Copy%2342[.]zip?alt=media&token=3daa6558-25fc-4957-9b8c-fc3746ad0eba

Analysis

max time kernel
18s
max time network
152s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
22-02-2023 18:28

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General

Target

https://firebasestorage.googleapis.com/v0/b/fast-chess-377621.appspot.com/o/gfFgJeCLUZ%2FContract_02_21_Copy%2342.zip?alt=media&token=3daa6558-25fc-4957-9b8c-fc3746ad0eba

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
608	chrome.exe
608	chrome.exe

Suspicious use of AdjustPrivilegeToken 22 IoCs

description	pid	Process
Token: SeShutdownPrivilege	608	chrome.exe
Token: SeShutdownPrivilege	608	chrome.exe
Token: SeShutdownPrivilege	608	chrome.exe
Token: SeShutdownPrivilege	608	chrome.exe
Token: SeShutdownPrivilege	608	chrome.exe
Token: SeShutdownPrivilege	608	chrome.exe
Token: SeShutdownPrivilege	608	chrome.exe
Token: SeShutdownPrivilege	608	chrome.exe
Token: SeShutdownPrivilege	608	chrome.exe
Token: SeShutdownPrivilege	608	chrome.exe
Token: SeShutdownPrivilege	608	chrome.exe
Token: SeShutdownPrivilege	608	chrome.exe
Token: SeShutdownPrivilege	608	chrome.exe
Token: SeShutdownPrivilege	608	chrome.exe
Token: SeShutdownPrivilege	608	chrome.exe
Token: SeShutdownPrivilege	608	chrome.exe
Token: SeShutdownPrivilege	608	chrome.exe
Token: SeShutdownPrivilege	608	chrome.exe
Token: SeShutdownPrivilege	608	chrome.exe
Token: SeShutdownPrivilege	608	chrome.exe
Token: SeShutdownPrivilege	608	chrome.exe
Token: SeShutdownPrivilege	608	chrome.exe

Suspicious use of FindShellTrayWindow 40 IoCs

pid	Process
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe

Suspicious use of SendNotifyMessage 32 IoCs

pid	Process
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe
608	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 608 wrote to memory of 688	608	chrome.exe	28
PID 608 wrote to memory of 688	608	chrome.exe	28
PID 608 wrote to memory of 688	608	chrome.exe	28
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1736	608	chrome.exe	30
PID 608 wrote to memory of 1928	608	chrome.exe	31
PID 608 wrote to memory of 1928	608	chrome.exe	31
PID 608 wrote to memory of 1928	608	chrome.exe	31
PID 608 wrote to memory of 948	608	chrome.exe	32
PID 608 wrote to memory of 948	608	chrome.exe	32
PID 608 wrote to memory of 948	608	chrome.exe	32
PID 608 wrote to memory of 948	608	chrome.exe	32
PID 608 wrote to memory of 948	608	chrome.exe	32
PID 608 wrote to memory of 948	608	chrome.exe	32
PID 608 wrote to memory of 948	608	chrome.exe	32
PID 608 wrote to memory of 948	608	chrome.exe	32
PID 608 wrote to memory of 948	608	chrome.exe	32
PID 608 wrote to memory of 948	608	chrome.exe	32
PID 608 wrote to memory of 948	608	chrome.exe	32
PID 608 wrote to memory of 948	608	chrome.exe	32
PID 608 wrote to memory of 948	608	chrome.exe	32
PID 608 wrote to memory of 948	608	chrome.exe	32
PID 608 wrote to memory of 948	608	chrome.exe	32
PID 608 wrote to memory of 948	608	chrome.exe	32
PID 608 wrote to memory of 948	608	chrome.exe	32
PID 608 wrote to memory of 948	608	chrome.exe	32
PID 608 wrote to memory of 948	608	chrome.exe	32

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" "--simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT'" https://firebasestorage.googleapis.com/v0/b/fast-chess-377621.appspot.com/o/gfFgJeCLUZ%2FContract_02_21_Copy%2342.zip?alt=media&token=3daa6558-25fc-4957-9b8c-fc3746ad0eba
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:608
- 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,0x7fef72d9758,0x7fef72d9768,0x7fef72d9778
  2⤵
  PID:688
- 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=1196 --field-trial-handle=1264,i,4044333413724022491,6297228153201603979,131072 /prefetch:2
  2⤵
  PID:1736
- 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=1472 --field-trial-handle=1264,i,4044333413724022491,6297228153201603979,131072 /prefetch:8
  2⤵
  PID:1928
- 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=1608 --field-trial-handle=1264,i,4044333413724022491,6297228153201603979,131072 /prefetch:8
  2⤵
  PID:948
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2216 --field-trial-handle=1264,i,4044333413724022491,6297228153201603979,131072 /prefetch:1
  2⤵
  PID:900
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2228 --field-trial-handle=1264,i,4044333413724022491,6297228153201603979,131072 /prefetch:1
  2⤵
  PID:1336
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3112 --field-trial-handle=1264,i,4044333413724022491,6297228153201603979,131072 /prefetch:8
  2⤵
  PID:1408
- 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=1576 --field-trial-handle=1264,i,4044333413724022491,6297228153201603979,131072 /prefetch:2
  2⤵
  PID:1552

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:300

Network

MITRE ATT&CK Enterprise v6

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\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
65a37f7d65bed1475f652749498a4301

SHA1
ba80711bf8a17bd432edcfc4ac6689febb6041b8

SHA256
a4f7e2751be81c505636a276eae03e0008cf00e301aa2a604356f257df040298

SHA512
2224966fd0a654360d0ab9cbff81b7bac8db5e53625fed2be3e5393c7882e7ddeb14f0bbba65d6606577661ca8a661f895477d9f8ea5d50299bb78d9d4bad00c

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

Filesize
4KB

MD5
2cb0065f6a33f839f989a34be219b37f

SHA1
c12ac22351e43a354df17eb0a49ebdd256176d48

SHA256
96cc72d658ec4067a7eb7207ff660c009b3c80a6d256ce42ae5719268801b15f

SHA512
005dfbdf0b882481dcaa08486ba41328fbd37c677bdd92b0a6f38a79041796ae0f910c54ac44558d34f394a68f292c2c272af6db04c6f2bca51b629960ae7c7d

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

Filesize
4KB

MD5
cf13ed3f33935d12341bf69fe09b41cc

SHA1
52b18e4bc8f1ad23acaf0b381501f72f9e7517f2

SHA256
402872aa83fa2c66e1f9706df297f0a9dbcb592fdd947f2471ab3346b79d675a

SHA512
b65ef0cfaf6cd9b205d49a51b7fbc6f564c89e49570f24c58c3a55dd46befbe67703037e1cee5d4c5f025d9e4dbd17a64c1a515b680d04c5cd3fc75a84ec3969

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Site Characteristics Database\000004.dbtmp

Filesize
16B

MD5
6752a1d65b201c13b62ea44016eb221f

SHA1
58ecf154d01a62233ed7fb494ace3c3d4ffce08b

SHA256
0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

SHA512
9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\a8655817-00ca-436b-b2d2-34f4351ee5a3.tmp

Filesize
4KB

MD5
302f191a23f51c474b766016a7bc65a2

SHA1
6b962367ac20318c0f6c2426fe69253ee9f257ef

SHA256
9085f523af09996bed9ae92cdc04c2f7a3d229b043e298a15e38f41f12a4a721

SHA512
b321bc723447b6dd255d77e6fea29b9234f71bc24194e02e0dc2580de9af87e9c726d131ea704ca5e305319c6f85bb422c9c707f01684c38e681fd984dac5f97

Download Submit
C:\Users\Admin\Downloads\Contract_02_21_Copy#42.zip.crdownload

Filesize
901KB

MD5
42f14e11a095578ae08436040efff718

SHA1
338f0b7d8ba5db2645573e0b91a2db4e3e2991e4

SHA256
cc194682a5f7fd1144839917c2e7c2dff1d72492594b88e6761b14fe957f06ae

SHA512
97875440eba43448eede54335a298dc19f5f8f22ed6363522a383086db07c84b4a485baab8a91000e9691ce4ac4941bde12a710f349c8bac1415a4076cfba619

Download Submit
memory/1736-56-0x0000000000860000-0x0000000000861000-memory.dmp

Filesize
4KB

Download
memory/1736-112-0x0000000077230000-0x0000000077231000-memory.dmp

Filesize
4KB

Download