b2ef8b1d659a99a9ef4f3c59e6b85901f67becaade00b6181d13b1f35c36a112

Analysis

max time kernel
125s
max time network
140s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
20/10/2022, 05:43

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General

Target

b2ef8b1d659a99a9ef4f3c59e6b85901f67becaade00b6181d13b1f35c36a112.exe
Size

316KB
MD5

818ebdf49a81458f3aa57e81de5c56f0
SHA1

e8adcf82660393dfb1bee9c916e3ee0a3af700f7
SHA256

b2ef8b1d659a99a9ef4f3c59e6b85901f67becaade00b6181d13b1f35c36a112
SHA512

4a28b6f372ff84d1e9f07a2a680be8aa584211745d86b7d65d1b2c228b524670d7636ea2a7f8d4d6e283e2bd8762a4d7d2471f7894bc9b9dbe866d92c59b2b61
SSDEEP

6144:qrabUzkuvcBYC47l2xgh2hyP9wUnIG2mQP6vxoG0rkKq:qrDkuveY3N2eHnIPmQP6vqvy

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 3 IoCs

pid	Process
1284	b2ef8b1d659a99a9ef4f3c59e6b85901f67becaade00b6181d13b1f35c36a112.exe
1284	b2ef8b1d659a99a9ef4f3c59e6b85901f67becaade00b6181d13b1f35c36a112.exe
1284	b2ef8b1d659a99a9ef4f3c59e6b85901f67becaade00b6181d13b1f35c36a112.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	b2ef8b1d659a99a9ef4f3c59e6b85901f67becaade00b6181d13b1f35c36a112.exe
Key value enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum	b2ef8b1d659a99a9ef4f3c59e6b85901f67becaade00b6181d13b1f35c36a112.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1284	b2ef8b1d659a99a9ef4f3c59e6b85901f67becaade00b6181d13b1f35c36a112.exe

C:\Users\Admin\AppData\Local\Temp\b2ef8b1d659a99a9ef4f3c59e6b85901f67becaade00b6181d13b1f35c36a112.exe
"C:\Users\Admin\AppData\Local\Temp\b2ef8b1d659a99a9ef4f3c59e6b85901f67becaade00b6181d13b1f35c36a112.exe"
1⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
PID:1284

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

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Downloads

\Users\Admin\AppData\Local\Temp\Tsu4D102134.dll

Filesize
269KB

MD5
af7ce801c8471c5cd19b366333c153c4

SHA1
4267749d020a362edbd25434ad65f98b073581f1

SHA256
cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

SHA512
88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

Download Submit
\Users\Admin\AppData\Local\Temp\{13CD38B9-D034-4BAB-A940-9816C82E1A4F}\Custom.dll

Filesize
91KB

MD5
dc1e339686c8ccab49a2860c6709760b

SHA1
4662d7283d4ad26b4a235d82d831db526e9daa42

SHA256
07d70be92b1ef086f5f41f95fe14044fe8186e85a3972bb790ae143c66214f0b

SHA512
913e466fcae98118375c19e000c75ef03d7f5d30f16a29ad98fd90cbed425adf6415598b332cf30652a3dab2371e4a59a6a2c813d1df739bd09080e56aed9c52

Download Submit
\Users\Admin\AppData\Local\Temp\{13CD38B9-D034-4BAB-A940-9816C82E1A4F}\_Setup.dll

Filesize
173KB

MD5
849cfed02ed4ded563da47d93592b653

SHA1
bcdc289cf10557a0ee5b8a3f956739710215a4e5

SHA256
40f7374f5089a9429f4fe0d568364c567d535fa2d3d542d4f7dfb948c480be27

SHA512
8f6d24b7234efb6cbf11be13bfa11f5e6d11aea48d1c81c37a421862aa452b6af0a06bc8637b58bfae631a68aa0d532c7922ccca6433cd2e05e87198ad719cf0

Download Submit
memory/1284-55-0x00000000762E1000-0x00000000762E3000-memory.dmp

Filesize
8KB

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