3b8a590438b7d5755544fcb05b520904c86dd71ed3e07c04beb76c80e6b4ac52

Analysis

max time kernel
147s
max time network
186s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
12/10/2022, 16:02

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General

Target
3b8a590438b7d5755544fcb05b520904c86dd71ed3e07c04beb76c80e6b4ac52.exe
Size 314KB
Sample221012-tg7c5saegp
SHA256 3b8a590438b7d5755544fcb05b520904c86dd71ed3e07c04beb76c80e6b4ac52
MD5 6c2352f689a03c94a6e08d1356bdad50
SHA1 b0c7d5ed6be37a6bf2a4d885b273e69c2c695266
SHA512 8374573bd41a4250e4631109129ebd41cbceb514ead5acc93664d182f6e7469d426349709d259aac5acc784d0f418280b0613840402daaf0dd17aaa209141c54
SSDEEP 6144:SreyVm/vbUzkuvcBYC47l2x1SVkJlzhrx7iY+1t8sBf4+sO6Xd5y5x9N:SrzVm/kkuveY3MGWzlx7DMS7dG9N
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 3 IoCs

pid	Process
3160	3b8a590438b7d5755544fcb05b520904c86dd71ed3e07c04beb76c80e6b4ac52.exe
3160	3b8a590438b7d5755544fcb05b520904c86dd71ed3e07c04beb76c80e6b4ac52.exe
3160	3b8a590438b7d5755544fcb05b520904c86dd71ed3e07c04beb76c80e6b4ac52.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	3b8a590438b7d5755544fcb05b520904c86dd71ed3e07c04beb76c80e6b4ac52.exe
Key value enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum	3b8a590438b7d5755544fcb05b520904c86dd71ed3e07c04beb76c80e6b4ac52.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3160	3b8a590438b7d5755544fcb05b520904c86dd71ed3e07c04beb76c80e6b4ac52.exe
3160	3b8a590438b7d5755544fcb05b520904c86dd71ed3e07c04beb76c80e6b4ac52.exe

C:\Users\Admin\AppData\Local\Temp\3b8a590438b7d5755544fcb05b520904c86dd71ed3e07c04beb76c80e6b4ac52.exe
"C:\Users\Admin\AppData\Local\Temp\3b8a590438b7d5755544fcb05b520904c86dd71ed3e07c04beb76c80e6b4ac52.exe"
1⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
PID:3160

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

Tsu69320057.dll

Path C:\Users\Admin\AppData\Local\Temp\Tsu69320057.dll
Size 269KB
SHA256 cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e
MD5 af7ce801c8471c5cd19b366333c153c4
SHA1 4267749d020a362edbd25434ad65f98b073581f1
SHA512 88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c
SSDEEP 6144:N/rdStrfAftBVju6v+UvrBhMo27dOQnyddk:J3y6vHvrBhLYjnydC
MD5 SHA1 SHA512 SSDEEP

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Custom.dll

Path C:\Users\Admin\AppData\Local\Temp\{74941AB1-7C8D-4C08-AEE3-34AFAF773847}\Custom.dll
Size 91KB
SHA256 a59dcfc80305319700a9390f0e9770c446497b8b6b373c5dfd32bc08b13f47aa
MD5 a2a81b0e4c80fb76704b1d79e937aff8
SHA1 2c6bdb07bba01186b59dbf1ba107bd27c2d9e00d
SHA512 c3e02e446a69b6fb45d0cbd6c6d9943b4163e5002edaaf10893a35c5fb02d9d4e83863352bf28fd0ce85a7f18e9fa4c7f61a3083d9f2aa0d6d88e0a5d100f6d7
SSDEEP 1536:K7xcx/juCKV+hVboYrEhySESy9GNGU6u1Go6eOYM++vvncXQU:K7qxa8NoYr6w5S8o6epM++v/cXj
MD5 SHA1 SHA512 SSDEEP

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_Setup.dll

Path C:\Users\Admin\AppData\Local\Temp\{74941AB1-7C8D-4C08-AEE3-34AFAF773847}\_Setup.dll
Size 173KB
SHA256 ecde6d486664067d0da60ef52d416f9d405d0bb3bf8c0d7cfbf3931583bd4136
MD5 63c4055bdfe2b293be2e5d245bcb58a0
SHA1 3dc358a031c34b9709dae920f0aad796fe2153b5
SHA512 95804ce3635b64567b145afffb602d4e34480fa314a9db5d703802956003b8db2e80457a07729104309f850d41f2694ad8c4da081ebed48c7b6749ce986e1f7e
SSDEEP 3072:/syVm/N+F4cNJtkAlRHAAMHnS9qkJUVCmBW/fpICcsRuUwZxcUdONKrNPZv8FKzn:EyVm/m
MD5 SHA1 SHA512 SSDEEP

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