277c4eb13f8b5054cf4ca6f99f7e0233f673cd655785af03e8dfc52ccdf8eb6b

Analysis

max time kernel
144s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 08:39

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General

Target

277c4eb13f8b5054cf4ca6f99f7e0233f673cd655785af03e8dfc52ccdf8eb6b.exe
Size

326KB
MD5

ef19e7ad315343babfd66368eb15a868
SHA1

3dc4ecd00cb5ac8d3b2cdbf572c37d9560357412
SHA256

277c4eb13f8b5054cf4ca6f99f7e0233f673cd655785af03e8dfc52ccdf8eb6b
SHA512

a7c0b7dba64cc769b748f0585e742d779c33cb259af308200bd400a9d8f5a402d9e5098117135b924094fe2af5f00b6e6e162fd64f7bfacfd78aa3f29eab4a24
SSDEEP

6144:qr4I9uEo2S1YnQmCX492DkwNP3qpYFuT9U1FZA5MRwxuhhfch6clg69:qr4gu6/eIo4nULZKMRwxuPfk6C9

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 3 IoCs

Processes:

277c4eb13f8b5054cf4ca6f99f7e0233f673cd655785af03e8dfc52ccdf8eb6b.exe

pid	process
3436	277c4eb13f8b5054cf4ca6f99f7e0233f673cd655785af03e8dfc52ccdf8eb6b.exe
3436	277c4eb13f8b5054cf4ca6f99f7e0233f673cd655785af03e8dfc52ccdf8eb6b.exe
3436	277c4eb13f8b5054cf4ca6f99f7e0233f673cd655785af03e8dfc52ccdf8eb6b.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:

277c4eb13f8b5054cf4ca6f99f7e0233f673cd655785af03e8dfc52ccdf8eb6b.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	277c4eb13f8b5054cf4ca6f99f7e0233f673cd655785af03e8dfc52ccdf8eb6b.exe
Key value enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum	277c4eb13f8b5054cf4ca6f99f7e0233f673cd655785af03e8dfc52ccdf8eb6b.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

277c4eb13f8b5054cf4ca6f99f7e0233f673cd655785af03e8dfc52ccdf8eb6b.exe

pid	process
3436	277c4eb13f8b5054cf4ca6f99f7e0233f673cd655785af03e8dfc52ccdf8eb6b.exe
3436	277c4eb13f8b5054cf4ca6f99f7e0233f673cd655785af03e8dfc52ccdf8eb6b.exe

C:\Users\Admin\AppData\Local\Temp\277c4eb13f8b5054cf4ca6f99f7e0233f673cd655785af03e8dfc52ccdf8eb6b.exe
"C:\Users\Admin\AppData\Local\Temp\277c4eb13f8b5054cf4ca6f99f7e0233f673cd655785af03e8dfc52ccdf8eb6b.exe"
1⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
PID:3436

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

C:\Users\Admin\AppData\Local\Temp\TsuEBA084DC.dll

Filesize
269KB

MD5
af7ce801c8471c5cd19b366333c153c4

SHA1
4267749d020a362edbd25434ad65f98b073581f1

SHA256
cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

SHA512
88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

Download Submit
C:\Users\Admin\AppData\Local\Temp\{D94B91DA-FF5A-421C-A0F7-B77802A8B32C}\Custom.dll

Filesize
91KB

MD5
396573acf88c363e3406677f3353d886

SHA1
95d078a2ff0eb1a884b932e08805cf178796b19b

SHA256
e269f87987fb85313f0d1b276656020470b04e5e545784f5b3e03f9ca611b482

SHA512
a5a0c72287044ebeba9ec45f46716592b945479a219b71a78e070f842a6d1c9c0c79d253946bf793b19b9dbbc2b05459ff7fdb0efaadc474c0b5190d828cc6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\{D94B91DA-FF5A-421C-A0F7-B77802A8B32C}\_Setup.dll

Filesize
179KB

MD5
7f1a24ce168088160daed38269c01b78

SHA1
675c432b4a7b15f9a34fff8dd5f6c3984de5cb80

SHA256
6a97e35fbd5b3a8eab2ee6ddf440d381301476c16f9d7b4c22fcb1db77122762

SHA512
9d0e5ce57e446e04807b1fae4754874f967ece17b7692b06b2ce3e5f0388d896b39244cd4199f7f8e401a28a43b968194a14a9a252432b9542cfccb5d4f971e2

Download Submit