638feb4960e42f217a47bbc01ff6dd64e61a144d490686a8febb681d5d40afcf

Analysis

max time kernel
162s
max time network
169s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 08:21

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General

Target

638feb4960e42f217a47bbc01ff6dd64e61a144d490686a8febb681d5d40afcf.exe
Size

313KB
MD5

d180d155c212f13208613ffffef85738
SHA1

acc41d4ca2b379ff523aa12d53f7743972eabda7
SHA256

638feb4960e42f217a47bbc01ff6dd64e61a144d490686a8febb681d5d40afcf
SHA512

11c32eaa83ba7f846121cb71b86eae06eed6d1a1232b066b8e5c18c56aa8f2f3a4684c8ad1c548559f778c711c66742528f9cc9aad7f6e597a8b1c34ba928bc6
SSDEEP

6144:grJ9uEo2S1YnQmCX492DkwNP3qpYFQiY0Z56GICaNRCVEumbcF6ov5d889PgLVD3:grfu6/eIo4jVW5soVCcQovoO0DJM+Ew

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 3 IoCs

Processes:

638feb4960e42f217a47bbc01ff6dd64e61a144d490686a8febb681d5d40afcf.exe

pid	process
1400	638feb4960e42f217a47bbc01ff6dd64e61a144d490686a8febb681d5d40afcf.exe
1400	638feb4960e42f217a47bbc01ff6dd64e61a144d490686a8febb681d5d40afcf.exe
1400	638feb4960e42f217a47bbc01ff6dd64e61a144d490686a8febb681d5d40afcf.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:

638feb4960e42f217a47bbc01ff6dd64e61a144d490686a8febb681d5d40afcf.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	638feb4960e42f217a47bbc01ff6dd64e61a144d490686a8febb681d5d40afcf.exe
Key value enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum	638feb4960e42f217a47bbc01ff6dd64e61a144d490686a8febb681d5d40afcf.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

638feb4960e42f217a47bbc01ff6dd64e61a144d490686a8febb681d5d40afcf.exe

pid	process
1400	638feb4960e42f217a47bbc01ff6dd64e61a144d490686a8febb681d5d40afcf.exe
1400	638feb4960e42f217a47bbc01ff6dd64e61a144d490686a8febb681d5d40afcf.exe

C:\Users\Admin\AppData\Local\Temp\638feb4960e42f217a47bbc01ff6dd64e61a144d490686a8febb681d5d40afcf.exe
"C:\Users\Admin\AppData\Local\Temp\638feb4960e42f217a47bbc01ff6dd64e61a144d490686a8febb681d5d40afcf.exe"
1⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
PID:1400

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

C:\Users\Admin\AppData\Local\Temp\Tsu0BD653A7.dll

Filesize
269KB

MD5
af7ce801c8471c5cd19b366333c153c4

SHA1
4267749d020a362edbd25434ad65f98b073581f1

SHA256
cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

SHA512
88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

Download Submit
C:\Users\Admin\AppData\Local\Temp\{B5E995F9-A970-41C4-A32F-E1526E0AB70F}\Custom.dll

Filesize
91KB

MD5
396573acf88c363e3406677f3353d886

SHA1
95d078a2ff0eb1a884b932e08805cf178796b19b

SHA256
e269f87987fb85313f0d1b276656020470b04e5e545784f5b3e03f9ca611b482

SHA512
a5a0c72287044ebeba9ec45f46716592b945479a219b71a78e070f842a6d1c9c0c79d253946bf793b19b9dbbc2b05459ff7fdb0efaadc474c0b5190d828cc6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\{B5E995F9-A970-41C4-A32F-E1526E0AB70F}\_Setup.dll

Filesize
169KB

MD5
4e96799dae53f059efc83a26d1a3e0f1

SHA1
d4ce1ea0710338d4113e4079882d5995f2e1d23b

SHA256
0b705033c702abe5165a1017ea922465bb4600c34708bd3275d13c766669cf7c

SHA512
ad6328bd01d90cc8075467cc6b59808c39b59e99d61eeaa66039f4e614fba4b6b720f8ac2ca6e17ff05aa33ed3230ff73180340edfdd8221de699fe0fbefee81

Download Submit