66e5bf4b8e8687cf26e2b0fca0e85b10a93680e1e6f82256ccd4b8dabf5234c6

Analysis

max time kernel
117s
max time network
122s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
20-02-2024 15:09

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General

Target

Mc-Gen.exe
Size

14.3MB
MD5

5e17678827dab1a21e00558406819f23
SHA1

640c6b18840eda6b89f0fef1b890e672df61658b
SHA256

2f0938d6bd9306b7bd6b7a1367503c3c00206da7975d3e95ab2b1f39366e0234
SHA512

f228a7c2bfb5248ec5dd35dcfc1ba29ab8c86458f9fa467d3d5acd55547c408640c2bf5dc2c3df3bcdc93c80700676003bd2bf4a5278b512510655a6562d1aba
SSDEEP

393216:uu7L/sQs+SyzdInEroXF14S2rn8h+1AcYBf6B/:uCL0QdSyCErU8Lj1A16

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
3016	Mc-Gen.exe

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
1376	chrome.exe
1376	chrome.exe

Suspicious use of AdjustPrivilegeToken 34 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe
Token: SeShutdownPrivilege	1376	chrome.exe

Suspicious use of FindShellTrayWindow 51 IoCs

pid	Process
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe

Suspicious use of SendNotifyMessage 48 IoCs

pid	Process
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe
1376	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2676 wrote to memory of 3016	2676	Mc-Gen.exe	28
PID 2676 wrote to memory of 3016	2676	Mc-Gen.exe	28
PID 2676 wrote to memory of 3016	2676	Mc-Gen.exe	28
PID 1376 wrote to memory of 2320	1376	chrome.exe	32
PID 1376 wrote to memory of 2320	1376	chrome.exe	32
PID 1376 wrote to memory of 2320	1376	chrome.exe	32
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1804	1376	chrome.exe	34
PID 1376 wrote to memory of 1096	1376	chrome.exe	35
PID 1376 wrote to memory of 1096	1376	chrome.exe	35
PID 1376 wrote to memory of 1096	1376	chrome.exe	35
PID 1376 wrote to memory of 1612	1376	chrome.exe	36
PID 1376 wrote to memory of 1612	1376	chrome.exe	36
PID 1376 wrote to memory of 1612	1376	chrome.exe	36
PID 1376 wrote to memory of 1612	1376	chrome.exe	36
PID 1376 wrote to memory of 1612	1376	chrome.exe	36
PID 1376 wrote to memory of 1612	1376	chrome.exe	36
PID 1376 wrote to memory of 1612	1376	chrome.exe	36
PID 1376 wrote to memory of 1612	1376	chrome.exe	36
PID 1376 wrote to memory of 1612	1376	chrome.exe	36
PID 1376 wrote to memory of 1612	1376	chrome.exe	36
PID 1376 wrote to memory of 1612	1376	chrome.exe	36
PID 1376 wrote to memory of 1612	1376	chrome.exe	36
PID 1376 wrote to memory of 1612	1376	chrome.exe	36
PID 1376 wrote to memory of 1612	1376	chrome.exe	36
PID 1376 wrote to memory of 1612	1376	chrome.exe	36
PID 1376 wrote to memory of 1612	1376	chrome.exe	36

C:\Users\Admin\AppData\Local\Temp\Mc-Gen.exe
"C:\Users\Admin\AppData\Local\Temp\Mc-Gen.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2676
- C:\Users\Admin\AppData\Local\Temp\Mc-Gen.exe
  "C:\Users\Admin\AppData\Local\Temp\Mc-Gen.exe"
  2⤵
  - Loads dropped DLL
  PID:3016

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:1376
- 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,0x7fef7329758,0x7fef7329768,0x7fef7329778
  2⤵
  PID:2320
- 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=1144 --field-trial-handle=1296,i,2326996661894523119,1785922585645055974,131072 /prefetch:2
  2⤵
  PID:1804
- 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=1492 --field-trial-handle=1296,i,2326996661894523119,1785922585645055974,131072 /prefetch:8
  2⤵
  PID:1096
- 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=1296,i,2326996661894523119,1785922585645055974,131072 /prefetch:8
  2⤵
  PID:1612
- 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=1296,i,2326996661894523119,1785922585645055974,131072 /prefetch:1
  2⤵
  PID:2152
- 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=2364 --field-trial-handle=1296,i,2326996661894523119,1785922585645055974,131072 /prefetch:1
  2⤵
  PID:2336
- 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=1564 --field-trial-handle=1296,i,2326996661894523119,1785922585645055974,131072 /prefetch:2
  2⤵
  PID:2592
- 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=3224 --field-trial-handle=1296,i,2326996661894523119,1785922585645055974,131072 /prefetch:1
  2⤵
  PID:1876

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:1396

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\58145f90-5528-4559-a85c-e9c2d3480a4d.tmp

Filesize
240KB

MD5
a8320ca0a9d9bde8261f1ab9f09605af

SHA1
7af61e9e56847dd84fad381876d08393a621ca8a

SHA256
f07fc2ce9222d5b984aec217dd102c11a5ecbd02941f9a2dabca008852bf1044

SHA512
7c1da5e5cc5666c4d086ad0f5ddf7439fc1fe97b7976320622d9c55cf59fa61264aa226308b324e23674a15546cece1e925c29cb9a6b13ffe4e2cc01a6035459

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

Filesize
4KB

MD5
117621b6c1b6a59a51da00d7f1c346c4

SHA1
4682a84618f88bdc4275ffd0185bca49e36350dd

SHA256
98b3388cc311dd2904f740839ace974faef7fa9b700d82999c6d945064bcdc57

SHA512
ee7699a2fa7a5e55d42d059955012571cf399216d22f09aa483b3c716867ecd591eefd546d3a9237ccc192827ed81b9b9c92ec27972ba46e8beabd99524732ce

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
240KB

MD5
9da48134fd0b336d4a9fcf27d2cc8e67

SHA1
97014440e6575743999c2c33fc189cc556678c1e

SHA256
22b3f7d73198db96ac13eb71e78b49b17218adcabe42a999a6f7efd639f5964b

SHA512
aaf3d54df1c4786b098d5f78733d562bd5b906766edae3cccd9c65b8c7b81ce0ccd73f106a144c34e5de83637bce7da558158ee551a7bf2207693644176c2ec4

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\ShaderCache\data_1

Filesize
264KB

MD5
f50f89a0a91564d0b8a211f8921aa7de

SHA1
112403a17dd69d5b9018b8cede023cb3b54eab7d

SHA256
b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

SHA512
bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI26762\python310.dll

Filesize
2.2MB

MD5
cb2da92546c22f741a763f38e67c7593

SHA1
8bd95e1e4633b24c371289079b9acc0d39e87aa1

SHA256
2f49c042e747a035ac63baee2800dac55c0b6f7fe7eb079ccfa5bb5ded868856

SHA512
5d41ebdc47a38402f9dcedd88c0cf80bff082685612baa3a754cb865e9890d39325077a74972413f1872811cfcc45b420c13c7a3bda72df993aedf7833d99733

Download Submit
\Users\Admin\AppData\Local\Temp\_MEI26762\python310.dll

Filesize
4.2MB

MD5
384349987b60775d6fc3a6d202c3e1bd

SHA1
701cb80c55f859ad4a31c53aa744a00d61e467e5

SHA256
f281c2e252ed59dd96726dbb2de529a2b07b818e9cc3799d1ffa9883e3028ed8

SHA512
6bf3ef9f08f4fc07461b6ea8d9822568ad0a0f211e471b990f62c6713adb7b6be28b90f206a4ec0673b92bae99597d1c7785381e486f6091265c7df85ff0f9b5

Download Submit