3357b467592b54be17bbbe1767407170ac8b9f5e8283b628228ffd5d1b006041

Analysis

max time kernel
127s
max time network
137s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
03/06/2024, 15:36

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General

Target
3357b467592b54be17bbbe1767407170ac8b9f5e8283b628228ffd5d1b006041.exe
Size 4.8MB
Sample240603-s2ecesba7x
SHA256 3357b467592b54be17bbbe1767407170ac8b9f5e8283b628228ffd5d1b006041
MD5 b48418167e3363f195bcad0fe6001c0a
SHA1 681a31f18d99323bf2d687231a11b00f32f6f195
SHA512 775c321f092ca0e0af8f7464f4377d96f8435a33103ed5e7deca5aafcb9c7f465c7fdedfe1b2c605f6e2ebefbf3cdd67be6e08c3c8f25368378d1f67a7405634
SSDEEP 98304:seLpmrmc2lAu28lkcf5YjovKqGYiOE8oLj5YINfSyo8aXA:TcmZl85gyjovK65E8ob5Sx8aXA
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

bootkit persistence

Malware Config

Signatures

Loads dropped DLL 3 IoCs

pid	Process
1752	3357b467592b54be17bbbe1767407170ac8b9f5e8283b628228ffd5d1b006041.exe
1752	3357b467592b54be17bbbe1767407170ac8b9f5e8283b628228ffd5d1b006041.exe
1752	3357b467592b54be17bbbe1767407170ac8b9f5e8283b628228ffd5d1b006041.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	3357b467592b54be17bbbe1767407170ac8b9f5e8283b628228ffd5d1b006041.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

C:\Users\Admin\AppData\Local\Temp\3357b467592b54be17bbbe1767407170ac8b9f5e8283b628228ffd5d1b006041.exe
"C:\Users\Admin\AppData\Local\Temp\3357b467592b54be17bbbe1767407170ac8b9f5e8283b628228ffd5d1b006041.exe"
1⤵
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
PID:1752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

360NetUL.dll

Path \Users\Admin\AppData\Local\LDSGameMaster\Store\360Base\360NetUL.dll
Size 234KB
SHA256 139fdd92e6ddf1aac0761a68502b374daa32e82039621018511dc491ed9b4048
MD5 cd03029957ebc78c0ca7a6c02a9ca846
SHA1 0044114b8073781479044f0294701be9611be2ac
SHA512 14c641cb9536def0ddc1969d50b97b83a23017c97373e3ad74d3fbf9825ac81f3fdf8169281c8ad4cebd45d9c9ae05f752d553ba4653e620889b274479cb7c32
SSDEEP 6144:UY+WTYKgvoCAXYkgBJR9dwhJ+o9TBLuSz:UY+Wk5voCAXYkmP7Lo9TJ
MD5 SHA1 SHA512 SSDEEP

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LDSBasic.dll

Path \Users\Admin\AppData\Local\LDSGameMaster\Store\360Base\Utils\LDSBasic.dll
Size 2.1MB
SHA256 c4dba892a9a1fb675d06dd615c4fc079e9f4e12a8368e8bd18e37137ed567f35
MD5 c35ab236702291f1a2d090af8ea253d9
SHA1 d7f58f0f5fee6b26564af3c5d7ab6defe5a4608d
SHA512 87a3fa1927ad2fad117055411a471be95275a4d4bf99ee3ab522faee70067b239bb77ddd94c4300958607efd4a3fc071df2262754557fca2530e70f2c438a068
SSDEEP 49152:Ebr/dy1q8u2iKNs30Sk11FyJtnoQHiub/LYEBDUf:C1yI8uLn0BAV1CWYE8
MD5 SHA1 SHA512 SSDEEP

Submit Download

7z.dll

Path \Users\Admin\AppData\Local\Temp\{1A1066FA-E1C0-4bcb-8DE5-E3498E7AEC48}.tmp\7z.dll
Size 1.1MB
SHA256 aa57160684feb240a85da677caaf7cf6a08b7349d89ae9cb4a3476884d80aac5
MD5 a46135bdd574092d85955070e72d5aad
SHA1 aad137b0a883fea22b7118778512ffc7865513bc
SHA512 72188f348d9ae33e2b5a7886c80667cc3015bfac170249537baa9e31abf8d63ca198903206feb64887f1d509a1b9bfc9f54ede8b3aa26bee3f5c4375e5c6a24b
SSDEEP 24576:0xb5vMX35l5UVrIdhcMEKWnttf7eePboHvVxSfBtll:0xbSz5UVrIdhnW1Pc96Btll
MD5 SHA1 SHA512 SSDEEP

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memory/1752-34-0x00000000006B0000-0x00000000006B1000-memory.dmp

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memory/1752-35-0x00000000006B0000-0x00000000006B1000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads