5a04c462790bcc957e2c3f0d296cd945c2377aa76ab1299a55507f0f0d81ac4d

Analysis

max time kernel
63s
max time network
148s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
25/06/2024, 21:07

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General

Target

alysum.exe
Size

1.7MB
MD5

11e64a164cde5b9e08e2df80ae7660af
SHA1

76bc86a4a1a0727c17a0355d52fae2694d0b3a73
SHA256

5a04c462790bcc957e2c3f0d296cd945c2377aa76ab1299a55507f0f0d81ac4d
SHA512

8d99d00ba5446f741640607e24a094977def41bfc494ca690668efdf627414fecba3598c9f63469315e3b045e63758df4fdef7056c026ee7bdd742915e0f841d
SSDEEP

24576:6F1ujB3l5kQCNcBnHe8DFkmWfK2tWbG4znRO/y5bnqeoKKt0VPmUIgi7yWD3gPHP:I1ujxlCQCNGnH+Bu9nROa5bnq65fWDZ

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
2432	chrome.exe
2432	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe
Token: SeShutdownPrivilege	2432	chrome.exe

Suspicious use of FindShellTrayWindow 34 IoCs

pid	Process
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe

Suspicious use of SendNotifyMessage 32 IoCs

pid	Process
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe
2432	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2432 wrote to memory of 2056	2432	chrome.exe	30
PID 2432 wrote to memory of 2056	2432	chrome.exe	30
PID 2432 wrote to memory of 2056	2432	chrome.exe	30
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2528	2432	chrome.exe	32
PID 2432 wrote to memory of 2556	2432	chrome.exe	33
PID 2432 wrote to memory of 2556	2432	chrome.exe	33
PID 2432 wrote to memory of 2556	2432	chrome.exe	33
PID 2432 wrote to memory of 2896	2432	chrome.exe	34
PID 2432 wrote to memory of 2896	2432	chrome.exe	34
PID 2432 wrote to memory of 2896	2432	chrome.exe	34
PID 2432 wrote to memory of 2896	2432	chrome.exe	34
PID 2432 wrote to memory of 2896	2432	chrome.exe	34
PID 2432 wrote to memory of 2896	2432	chrome.exe	34
PID 2432 wrote to memory of 2896	2432	chrome.exe	34
PID 2432 wrote to memory of 2896	2432	chrome.exe	34
PID 2432 wrote to memory of 2896	2432	chrome.exe	34
PID 2432 wrote to memory of 2896	2432	chrome.exe	34
PID 2432 wrote to memory of 2896	2432	chrome.exe	34
PID 2432 wrote to memory of 2896	2432	chrome.exe	34
PID 2432 wrote to memory of 2896	2432	chrome.exe	34
PID 2432 wrote to memory of 2896	2432	chrome.exe	34
PID 2432 wrote to memory of 2896	2432	chrome.exe	34
PID 2432 wrote to memory of 2896	2432	chrome.exe	34
PID 2432 wrote to memory of 2896	2432	chrome.exe	34
PID 2432 wrote to memory of 2896	2432	chrome.exe	34
PID 2432 wrote to memory of 2896	2432	chrome.exe	34

C:\Users\Admin\AppData\Local\Temp\alysum.exe
"C:\Users\Admin\AppData\Local\Temp\alysum.exe"
1⤵
PID:2304

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:2432
- 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,0x7fef6899758,0x7fef6899768,0x7fef6899778
  2⤵
  PID:2056
- 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=1236,i,10436419151254903235,16681040595271441791,131072 /prefetch:2
  2⤵
  PID:2528
- 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=1236,i,10436419151254903235,16681040595271441791,131072 /prefetch:8
  2⤵
  PID:2556
- 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=1544 --field-trial-handle=1236,i,10436419151254903235,16681040595271441791,131072 /prefetch:8
  2⤵
  PID:2896
- 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=2304 --field-trial-handle=1236,i,10436419151254903235,16681040595271441791,131072 /prefetch:1
  2⤵
  PID:3020
- 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=2316 --field-trial-handle=1236,i,10436419151254903235,16681040595271441791,131072 /prefetch:1
  2⤵
  PID:1200
- 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=3188 --field-trial-handle=1236,i,10436419151254903235,16681040595271441791,131072 /prefetch:2
  2⤵
  PID:2816
- 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=1360 --field-trial-handle=1236,i,10436419151254903235,16681040595271441791,131072 /prefetch:1
  2⤵
  PID:2308
- 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=3432 --field-trial-handle=1236,i,10436419151254903235,16681040595271441791,131072 /prefetch:8
  2⤵
  PID:1100
- 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=3548 --field-trial-handle=1236,i,10436419151254903235,16681040595271441791,131072 /prefetch:8
  2⤵
  PID:544
- 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=3452 --field-trial-handle=1236,i,10436419151254903235,16681040595271441791,131072 /prefetch:8
  2⤵
  PID:840

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:2812

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\Network\Network Persistent State

Filesize
1KB

MD5
2c1bd0e7d1495a8026a5bfcb6eb773fc

SHA1
71ef227d41fbaeb4eca033b2ff09cb22874ab2a4

SHA256
9be37f4e81f717d87b117db566ce63d4a5eaa83a86ce445d674b6c7a8facb502

SHA512
36238b646da8b4a4c5e481a2c7993ce295683e06dc51ad3520c28d76295dd1caee46947817e20ecd5f9ca235c430cb53091390c93231b0fb44a6c1a3983c70e8

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

Filesize
1KB

MD5
87041c49a7e669dba14658619d645254

SHA1
2b8f3707e4489639b78bb0734e71e6c73d601083

SHA256
6267f39e10a0ddec275b19195732dcfcaac2e00afa50b6a9aa5ad3e4a7b82bdd

SHA512
b0ca664ca1630b527ce73f677233b80c7a4a58c620ecc0c13e9835d85ade1f853adfbceb872493a3cfc8cb3e834c1bc80ee218984c3230a3b1e4dde23390470e

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

Filesize
5KB

MD5
1fbf617e552675a02e4a2d1cf3b5c607

SHA1
3b1f4dd4fcb36a404f0f3ec1f7a350270a8d8722

SHA256
5e002645e37334baa9f7900f49036fbbadd883c55ab2241235eedd2ca45a1699

SHA512
cbaccbdfc3f77cc7fde7f198b1ff084f1fd656b79be433fe78b877aba5a1ea2b023622c740b28c414c0e355d929c646874c04b34f52b15e28dee40d7daeb9679

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

Filesize
5KB

MD5
2e8126f9d9eeb2c0fddaece8493c76c5

SHA1
21bbc3dade6b8a70fd9543a0ff55eeea7c3d3f7c

SHA256
24608b0df71bce024a1e81dba2296ffbc3e4446d1f61f849dc41538e8267c47a

SHA512
7c2f2d718b02e3310bc17165c7595fa85a13316a023267df03d8ffdb3c6ef61f2681e361d8b61765a00f2f0b97a533d9a02db9ceab03997eb7d86ac18efb624d

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