2510be907ec476e8375ac7b5431536ae9a32bf99fe77ab695a5100852b111b96

Analysis

max time kernel
121s
max time network
124s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
03/07/2024, 15:34

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General

Target

SolaraB/Solara/SolaraBootstrapper.exe
Size

13KB
MD5

6557bd5240397f026e675afb78544a26
SHA1

839e683bf68703d373b6eac246f19386bb181713
SHA256

a7fecfc225dfdd4e14dcd4d1b4ba1b9f8e4d1984f1cdd8cda3a9987e5d53c239
SHA512

f2399d34898a4c0c201372d2dd084ee66a66a1c3eae949e568421fe7edada697468ef81f4fcab2afd61eaf97bcb98d6ade2d97295e2f674e93116d142e892e97
SSDEEP

192:konexQO0FoAWyEfJkVIaqaLHmr/XKT0ifnTJ1jvVXctNjA:HnexHAWyEfJoIaqayzKAifd1LVEj

Score

6^/10

Malware Config

Signatures

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
6	raw.githubusercontent.com
7	raw.githubusercontent.com

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2212	SolaraBootstrapper.exe
2212	SolaraBootstrapper.exe
3056	chrome.exe
3056	chrome.exe

Suspicious use of AdjustPrivilegeToken 15 IoCs

description	pid	Process
Token: SeDebugPrivilege	2212	SolaraBootstrapper.exe
Token: SeShutdownPrivilege	3056	chrome.exe
Token: SeShutdownPrivilege	3056	chrome.exe
Token: SeShutdownPrivilege	3056	chrome.exe
Token: SeShutdownPrivilege	3056	chrome.exe
Token: SeShutdownPrivilege	3056	chrome.exe
Token: SeShutdownPrivilege	3056	chrome.exe
Token: SeShutdownPrivilege	3056	chrome.exe
Token: SeShutdownPrivilege	3056	chrome.exe
Token: SeShutdownPrivilege	3056	chrome.exe
Token: SeShutdownPrivilege	3056	chrome.exe
Token: SeShutdownPrivilege	3056	chrome.exe
Token: SeShutdownPrivilege	3056	chrome.exe
Token: SeShutdownPrivilege	3056	chrome.exe
Token: SeShutdownPrivilege	3056	chrome.exe

Suspicious use of FindShellTrayWindow 35 IoCs

pid	Process
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe

Suspicious use of SendNotifyMessage 32 IoCs

pid	Process
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe
3056	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3056 wrote to memory of 2364	3056	chrome.exe	30
PID 3056 wrote to memory of 2364	3056	chrome.exe	30
PID 3056 wrote to memory of 2364	3056	chrome.exe	30
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2520	3056	chrome.exe	32
PID 3056 wrote to memory of 2524	3056	chrome.exe	33
PID 3056 wrote to memory of 2524	3056	chrome.exe	33
PID 3056 wrote to memory of 2524	3056	chrome.exe	33
PID 3056 wrote to memory of 2956	3056	chrome.exe	34
PID 3056 wrote to memory of 2956	3056	chrome.exe	34
PID 3056 wrote to memory of 2956	3056	chrome.exe	34
PID 3056 wrote to memory of 2956	3056	chrome.exe	34
PID 3056 wrote to memory of 2956	3056	chrome.exe	34
PID 3056 wrote to memory of 2956	3056	chrome.exe	34
PID 3056 wrote to memory of 2956	3056	chrome.exe	34
PID 3056 wrote to memory of 2956	3056	chrome.exe	34
PID 3056 wrote to memory of 2956	3056	chrome.exe	34
PID 3056 wrote to memory of 2956	3056	chrome.exe	34
PID 3056 wrote to memory of 2956	3056	chrome.exe	34
PID 3056 wrote to memory of 2956	3056	chrome.exe	34
PID 3056 wrote to memory of 2956	3056	chrome.exe	34
PID 3056 wrote to memory of 2956	3056	chrome.exe	34
PID 3056 wrote to memory of 2956	3056	chrome.exe	34
PID 3056 wrote to memory of 2956	3056	chrome.exe	34
PID 3056 wrote to memory of 2956	3056	chrome.exe	34
PID 3056 wrote to memory of 2956	3056	chrome.exe	34
PID 3056 wrote to memory of 2956	3056	chrome.exe	34

C:\Users\Admin\AppData\Local\Temp\SolaraB\Solara\SolaraBootstrapper.exe
"C:\Users\Admin\AppData\Local\Temp\SolaraB\Solara\SolaraBootstrapper.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2212

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:3056
- 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,0x7fef6b49758,0x7fef6b49768,0x7fef6b49778
  2⤵
  PID:2364
- 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=1160 --field-trial-handle=1232,i,9589240007094375711,8568615427463886865,131072 /prefetch:2
  2⤵
  PID:2520
- 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=1232,i,9589240007094375711,8568615427463886865,131072 /prefetch:8
  2⤵
  PID:2524
- 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=1560 --field-trial-handle=1232,i,9589240007094375711,8568615427463886865,131072 /prefetch:8
  2⤵
  PID:2956
- 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=2348 --field-trial-handle=1232,i,9589240007094375711,8568615427463886865,131072 /prefetch:1
  2⤵
  PID:2844
- 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=2360 --field-trial-handle=1232,i,9589240007094375711,8568615427463886865,131072 /prefetch:1
  2⤵
  PID:2952
- 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=1460 --field-trial-handle=1232,i,9589240007094375711,8568615427463886865,131072 /prefetch:2
  2⤵
  PID:1080
- 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=3220 --field-trial-handle=1232,i,9589240007094375711,8568615427463886865,131072 /prefetch:1
  2⤵
  PID:264
- 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=3456 --field-trial-handle=1232,i,9589240007094375711,8568615427463886865,131072 /prefetch:8
  2⤵
  PID:2672
- 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=3476 --field-trial-handle=1232,i,9589240007094375711,8568615427463886865,131072 /prefetch:8
  2⤵
  PID:836
- 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=3468 --field-trial-handle=1232,i,9589240007094375711,8568615427463886865,131072 /prefetch:8
  2⤵
  PID:2912

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:2024

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

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Google\Chrome\User Data\830bd334-d4f8-4e2a-8c8c-8233423f38d4.tmp

Filesize
291KB

MD5
80dfbd5b0f5bb6b2ec01848df27d8615

SHA1
c3473f9889b67436b7997e8feedf1b83df8ba709

SHA256
1201b57a292888490690cb46841f40511b5f81fde6eb1726b6c3d7184905a662

SHA512
561277b08770ea7508dbbb0af90724fc33de01bcf5bc64485f1d049e61c8719ad27165cb9af04be1253a8cd03907ceba9bbbe692634c1de9f1062d607f12f0a0

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\Sync Data\LevelDB\000007.dbtmp

Filesize
16B

MD5
18e723571b00fb1694a3bad6c78e4054

SHA1
afcc0ef32d46fe59e0483f9a3c891d3034d12f32

SHA256
8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

SHA512
43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

Download Submit
memory/2212-0-0x00000000744BE000-0x00000000744BF000-memory.dmp

Filesize
4KB

Download
memory/2212-1-0x0000000000050000-0x000000000005A000-memory.dmp

Filesize
40KB

Download
memory/2212-2-0x00000000744B0000-0x0000000074B9E000-memory.dmp

Filesize
6.9MB

Download
memory/2212-3-0x00000000744B0000-0x0000000074B9E000-memory.dmp

Filesize
6.9MB

Download