c4021d8090de0a225996b0e93def39a1e03af6b6151b31c7d7a60ff9cd77d83d

Analysis

max time kernel
42s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
04-12-2022 13:46

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General

Target

c4021d8090de0a225996b0e93def39a1e03af6b6151b31c7d7a60ff9cd77d83d.exe
Size

312KB
MD5

2eac8b8bc2bef3f9a211dfc4254bb770
SHA1

7bd1d048581055263624349d76817dacd5e8f028
SHA256

c4021d8090de0a225996b0e93def39a1e03af6b6151b31c7d7a60ff9cd77d83d
SHA512

b9441d1b1f2fe68b494a1fdbca9e3c7c516dfc87bb3ececf7172e074d87a52bcde14174fa5e6c26ea7e3fa22c55a21a16107af1e83102a3a1de58796558d16d6
SSDEEP

6144:xrVu6Y0JQBkQRl7174NpNUM+UHs+Jk5yZ0hbJDSKxFr1u:xrVu63yRl1uqM+gs++UZ0hbJDrJ1u

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 3 IoCs

pid	Process
2000	c4021d8090de0a225996b0e93def39a1e03af6b6151b31c7d7a60ff9cd77d83d.exe
2000	c4021d8090de0a225996b0e93def39a1e03af6b6151b31c7d7a60ff9cd77d83d.exe
2000	c4021d8090de0a225996b0e93def39a1e03af6b6151b31c7d7a60ff9cd77d83d.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	c4021d8090de0a225996b0e93def39a1e03af6b6151b31c7d7a60ff9cd77d83d.exe
Key value enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum	c4021d8090de0a225996b0e93def39a1e03af6b6151b31c7d7a60ff9cd77d83d.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2000	c4021d8090de0a225996b0e93def39a1e03af6b6151b31c7d7a60ff9cd77d83d.exe

C:\Users\Admin\AppData\Local\Temp\c4021d8090de0a225996b0e93def39a1e03af6b6151b31c7d7a60ff9cd77d83d.exe
"C:\Users\Admin\AppData\Local\Temp\c4021d8090de0a225996b0e93def39a1e03af6b6151b31c7d7a60ff9cd77d83d.exe"
1⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
PID:2000

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\TsuD8F1D55D.dll

Filesize
269KB

MD5
af7ce801c8471c5cd19b366333c153c4

SHA1
4267749d020a362edbd25434ad65f98b073581f1

SHA256
cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

SHA512
88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

Download Submit
\Users\Admin\AppData\Local\Temp\{B5944B7B-EAF2-4C1B-AEF0-A2D06E77698D}\Custom.dll

Filesize
73KB

MD5
03d769619d455c3d192ffaef164b732b

SHA1
a17181fcd3295901ff06bd82e833e3dee1dc8775

SHA256
d9aec6fc72ccb4379e3448dbbd78ccac7ae21fa5c99f24317538b55685b65f74

SHA512
7253db23fff9097224548dd8968a8fe937aa4338dfe99c00c6364124b5bd44d2d173b0d72e681718acda1ea981fe40faa40296285a046fe9ab0b16757c9e6ccb

Download Submit
\Users\Admin\AppData\Local\Temp\{B5944B7B-EAF2-4C1B-AEF0-A2D06E77698D}\_Setup.dll

Filesize
166KB

MD5
b42b47edac51c5e0d4b794a321507e2c

SHA1
0bdb947de1f5905edc57bcb5cd43b08aef61536d

SHA256
e4d58f05feb3752cf82e691924a08b7a47f51608ee879b876091af72c71f8bde

SHA512
93cfb96c5e9e0538e9ccd506a98272bf44d1fdc55bd1bd17e8304b5e67ecb4bc0ff09b7606f13fcc3e753095515358d14fcc3c14b18f3e2cadb919d7206c1789

Download Submit
memory/2000-55-0x0000000075CF1000-0x0000000075CF3000-memory.dmp

Filesize
8KB

Download