c31f42c23361eb82488be4e446e89e50d2d1188838c7ba29321cb013c440f939

Analysis

max time kernel
126s
max time network
140s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
23-11-2022 07:38

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General

Target

c31f42c23361eb82488be4e446e89e50d2d1188838c7ba29321cb013c440f939.exe
Size

326KB
MD5

7611b9ec0abe1c778445ad1c1f2db1d2
SHA1

8d6b9a6442e06994c2d17b5ab5bf66b0a03260d1
SHA256

c31f42c23361eb82488be4e446e89e50d2d1188838c7ba29321cb013c440f939
SHA512

dcb1f6fc71bb2b30cd6a9c6f187a96ffa0a9e10a3c0d310b77e0ad1f1d8632405a240a68cced8cb436a314c59cf2ea4333938f3988ab93eaafd85e14bbdbffe9
SSDEEP

6144:Or469uEo2S1YnQmCX492DkwNP3qpYFhVq5fRr7kW2hjCmPLSysJmaN:Or4iu6/eIo44O0W2UY2yyN

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 3 IoCs

Processes:

c31f42c23361eb82488be4e446e89e50d2d1188838c7ba29321cb013c440f939.exe

pid	process
1564	c31f42c23361eb82488be4e446e89e50d2d1188838c7ba29321cb013c440f939.exe
1564	c31f42c23361eb82488be4e446e89e50d2d1188838c7ba29321cb013c440f939.exe
1564	c31f42c23361eb82488be4e446e89e50d2d1188838c7ba29321cb013c440f939.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:

c31f42c23361eb82488be4e446e89e50d2d1188838c7ba29321cb013c440f939.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	c31f42c23361eb82488be4e446e89e50d2d1188838c7ba29321cb013c440f939.exe
Key value enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum	c31f42c23361eb82488be4e446e89e50d2d1188838c7ba29321cb013c440f939.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

c31f42c23361eb82488be4e446e89e50d2d1188838c7ba29321cb013c440f939.exe

pid process

1564 c31f42c23361eb82488be4e446e89e50d2d1188838c7ba29321cb013c440f939.exe

C:\Users\Admin\AppData\Local\Temp\c31f42c23361eb82488be4e446e89e50d2d1188838c7ba29321cb013c440f939.exe
"C:\Users\Admin\AppData\Local\Temp\c31f42c23361eb82488be4e446e89e50d2d1188838c7ba29321cb013c440f939.exe"
1⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
PID:1564

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\TsuFD156CD4.dll
Filesize
269KB

MD5
af7ce801c8471c5cd19b366333c153c4

SHA1
4267749d020a362edbd25434ad65f98b073581f1

SHA256
cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

SHA512
88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

Download Submit
\Users\Admin\AppData\Local\Temp\{FFC35EB4-7BD2-4EBC-AC57-33F024207C42}\Custom.dll
Filesize
91KB

MD5
0842e2723fff1f80955c9dbd38019c75

SHA1
bea88c3fe74817b048951bd218e70d9dead617d9

SHA256
d71cea96d49b48f8702337d01681b2f144aca8acb56a699b9599106c11cc7458

SHA512
28acff8e01224291aa67f57b2d514db84a79fc2cf7ed28ed2e2cecbdf070fb3b1cf52e295a9412641422338f78d86fc6ea21d835a8de21565a8f53d24c604b02

Download Submit
\Users\Admin\AppData\Local\Temp\{FFC35EB4-7BD2-4EBC-AC57-33F024207C42}\_Setup.dll
Filesize
179KB

MD5
35b1d5b099a7bccc1b38e0ca0ef5c47a

SHA1
3667c7290097cec828bd8e45c14a36b853c61ad2

SHA256
e03a8c9448bd7416f8fd2a5c306708e29972e4c0d6751d5c1dda68d7d0d2550b

SHA512
9c64d17cc6cf361422d2b2f6a9306138e51b9e1b71a6475cc06a67300e9897ee1d03cb6120f966a168003a54f64a0562aa8fd3566e0e66f01906cb31d7297a0f

Download Submit
memory/1564-55-0x00000000766F1000-0x00000000766F3000-memory.dmp

Filesize
8KB

Download