b4dba7577c3c92ea31fbb4c8da305b23b48030127593d0faa1942bd64e4349ce

Analysis

max time kernel
129s
max time network
142s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
23-11-2022 07:49

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General

Target

b4dba7577c3c92ea31fbb4c8da305b23b48030127593d0faa1942bd64e4349ce.exe
Size

316KB
MD5

da63968a546b6786f4e0e5394e364af8
SHA1

e35ebadbab7dfd4f78476fe2b8f63d89bc895795
SHA256

b4dba7577c3c92ea31fbb4c8da305b23b48030127593d0faa1942bd64e4349ce
SHA512

0e636ee4b1350924fffa5a08e9a282566a4089663a1265570d21d892f213dc260aa2a84654bede4a935bfb8a03d4f3b5fb59ee02e25cf71ab5c18870bbdad56e
SSDEEP

6144:mr+bUzkuvcBYC47l2xUa0nvmas+8gGxvzbLxS8YXsypuewKmi3:mrXkuveY3z+U83tbLpmsgh/3

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 3 IoCs

Processes:

b4dba7577c3c92ea31fbb4c8da305b23b48030127593d0faa1942bd64e4349ce.exe

pid	process
1180	b4dba7577c3c92ea31fbb4c8da305b23b48030127593d0faa1942bd64e4349ce.exe
1180	b4dba7577c3c92ea31fbb4c8da305b23b48030127593d0faa1942bd64e4349ce.exe
1180	b4dba7577c3c92ea31fbb4c8da305b23b48030127593d0faa1942bd64e4349ce.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

Processes:

b4dba7577c3c92ea31fbb4c8da305b23b48030127593d0faa1942bd64e4349ce.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	b4dba7577c3c92ea31fbb4c8da305b23b48030127593d0faa1942bd64e4349ce.exe
Key value enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum	b4dba7577c3c92ea31fbb4c8da305b23b48030127593d0faa1942bd64e4349ce.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

b4dba7577c3c92ea31fbb4c8da305b23b48030127593d0faa1942bd64e4349ce.exe

pid process

1180 b4dba7577c3c92ea31fbb4c8da305b23b48030127593d0faa1942bd64e4349ce.exe

C:\Users\Admin\AppData\Local\Temp\b4dba7577c3c92ea31fbb4c8da305b23b48030127593d0faa1942bd64e4349ce.exe
"C:\Users\Admin\AppData\Local\Temp\b4dba7577c3c92ea31fbb4c8da305b23b48030127593d0faa1942bd64e4349ce.exe"
1⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
PID:1180

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\Tsu764B3859.dll

Filesize
269KB

MD5
af7ce801c8471c5cd19b366333c153c4

SHA1
4267749d020a362edbd25434ad65f98b073581f1

SHA256
cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

SHA512
88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

Download Submit
\Users\Admin\AppData\Local\Temp\{A456209E-79E6-4B65-A98E-31C47FB50268}\Custom.dll

Filesize
91KB

MD5
43df2d0ba357b75af604e144e0c13c8f

SHA1
3c1c6bfcb5033bb5efe343af5a5e0ec4211cce30

SHA256
a2ec8e40cd848dc2a0793af1b29f5c378b9e8c8754c99ddf6d7d47753b2219b8

SHA512
8cfa21176d5b66b796c94267987bfec6292efde3ced2e62fcdb42fc0d4567f790dbc3637ca68be33e21c68c41bf825ebb5a9c0fd94c12c420b6dd0c35f76149e

Download Submit
\Users\Admin\AppData\Local\Temp\{A456209E-79E6-4B65-A98E-31C47FB50268}\_Setup.dll

Filesize
173KB

MD5
849cfed02ed4ded563da47d93592b653

SHA1
bcdc289cf10557a0ee5b8a3f956739710215a4e5

SHA256
40f7374f5089a9429f4fe0d568364c567d535fa2d3d542d4f7dfb948c480be27

SHA512
8f6d24b7234efb6cbf11be13bfa11f5e6d11aea48d1c81c37a421862aa452b6af0a06bc8637b58bfae631a68aa0d532c7922ccca6433cd2e05e87198ad719cf0

Download Submit
memory/1180-55-0x0000000075BA1000-0x0000000075BA3000-memory.dmp

Filesize
8KB

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