640bb7a9e623619607a5e6af7cbf80c571260ce38c03eff7045e4977d24bfa17

Analysis

max time kernel
247s
max time network
264s
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 08:20

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General

Target

640bb7a9e623619607a5e6af7cbf80c571260ce38c03eff7045e4977d24bfa17.exe
Size

315KB
MD5

e0098d19aaab898e7e974322c700da04
SHA1

31994c823946c2018618ecbf8f3db2e4bfcf7193
SHA256

640bb7a9e623619607a5e6af7cbf80c571260ce38c03eff7045e4977d24bfa17
SHA512

156a112eefd857358b7f9a463cdd2508d59a84cdeb6895bc372081ad3a0e3b05a11b60184cb57276d6c323c2b03e8c0428fe30295b9ba3f615ff1cfdf081b001
SSDEEP

6144:mrYbUzkuvcBYC47l2xa6g4FhwjZd/9d1XKxlo/ecwrHs5HS:mrdkuveY36kjZP/XKxlSZAHQS

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 3 IoCs

Processes:

640bb7a9e623619607a5e6af7cbf80c571260ce38c03eff7045e4977d24bfa17.exe

pid	process
4460	640bb7a9e623619607a5e6af7cbf80c571260ce38c03eff7045e4977d24bfa17.exe
4460	640bb7a9e623619607a5e6af7cbf80c571260ce38c03eff7045e4977d24bfa17.exe
4460	640bb7a9e623619607a5e6af7cbf80c571260ce38c03eff7045e4977d24bfa17.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:

640bb7a9e623619607a5e6af7cbf80c571260ce38c03eff7045e4977d24bfa17.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	640bb7a9e623619607a5e6af7cbf80c571260ce38c03eff7045e4977d24bfa17.exe
Key value enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum	640bb7a9e623619607a5e6af7cbf80c571260ce38c03eff7045e4977d24bfa17.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

640bb7a9e623619607a5e6af7cbf80c571260ce38c03eff7045e4977d24bfa17.exe

pid	process
4460	640bb7a9e623619607a5e6af7cbf80c571260ce38c03eff7045e4977d24bfa17.exe
4460	640bb7a9e623619607a5e6af7cbf80c571260ce38c03eff7045e4977d24bfa17.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

640bb7a9e623619607a5e6af7cbf80c571260ce38c03eff7045e4977d24bfa17.exe

description	pid	process	target process
PID 4460 wrote to memory of 1608	4460	640bb7a9e623619607a5e6af7cbf80c571260ce38c03eff7045e4977d24bfa17.exe	cmd.exe
PID 4460 wrote to memory of 1608	4460	640bb7a9e623619607a5e6af7cbf80c571260ce38c03eff7045e4977d24bfa17.exe	cmd.exe
PID 4460 wrote to memory of 1608	4460	640bb7a9e623619607a5e6af7cbf80c571260ce38c03eff7045e4977d24bfa17.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\640bb7a9e623619607a5e6af7cbf80c571260ce38c03eff7045e4977d24bfa17.exe
"C:\Users\Admin\AppData\Local\Temp\640bb7a9e623619607a5e6af7cbf80c571260ce38c03eff7045e4977d24bfa17.exe"
1⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4460

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\_tin5331.bat"
2⤵
PID:1608

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:\ProgramData\InstallMate\02E66BE3\cfg\1.ini

Filesize
368B

MD5
3a9830a2f57ef1e602de02bd9cc8eb56

SHA1
5135a0295755e536b833c6c6010900ff99cdbabf

SHA256
8d138bedf3228f7ef9405940526a73f49395fd2917aa22e7d5596297e222da42

SHA512
87ed85acdc1509bb02e437f50e7a90695f66b2a7a996a526f0310ba277de9ce8d7343983e2ae0b5dbedcca832bb90da802d7182972f1b14be0a203cfbd14cc41

Download Submit
C:\Users\Admin\AppData\Local\Temp\TsuDDCD7C86.dll

Filesize
269KB

MD5
af7ce801c8471c5cd19b366333c153c4

SHA1
4267749d020a362edbd25434ad65f98b073581f1

SHA256
cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

SHA512
88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

Download Submit
C:\Users\Admin\AppData\Local\Temp\_tin5331.bat

Filesize
50B

MD5
b45aa3463f5e56da1f35de8152bcb4e9

SHA1
6ac46e28cfb7c878def356760c61bd02ddbef9f3

SHA256
93c246e81075158bd0cf406674e3f1df8febb1609c223c729b21891c9e66303e

SHA512
ee0627ec386a1749f14c6c0f22330b5aba1d9809ab1f9850a1c7609e6a3cf1e924b872b84a6e8619d25cd0d120c26c47a5ea26e71db94ade0cca0afc1edcf239

Download Submit
C:\Users\Admin\AppData\Local\Temp\{0B0475FF-F851-48ED-AA06-B073D0E75709}\Custom.dll

Filesize
91KB

MD5
007b5fc4d6da8d120170be285d7e0bdc

SHA1
f32589aef4f6b3c3384df75218943f13feb0a845

SHA256
a8e8807a9edcbb67dc1af5b6ef07fa151d153b7eaa78939be8874529939f1647

SHA512
bf528370f12d9f2d40c233544de3ca7594942ef5bdde0d17b96760eaf162a435181ee24253c06c473d7fd3c4cab5911150381e5999ec8990069276bd5ecfe9c4

Download Submit
C:\Users\Admin\AppData\Local\Temp\{0B0475FF-F851-48ED-AA06-B073D0E75709}\_Setup.dll

Filesize
173KB

MD5
40ff5ae516fc869ef29e59f018d8f17f

SHA1
ed8642cf6c47a331037a01ccd27e92f94ffa9835

SHA256
e35b1cbd557c01edde9ea29e44a6fc11dee2d131964070b15b6f0f1bc5a5ec83

SHA512
8da81741a31f84490c9c25990fc17cb0c4a75ba6a7ff03069413d5dc6f49cafd97118a7bb4af94d10768be895b086b7ea1d5c49d27e0110587fdaf6fd7129cbc

Download Submit
memory/1608-135-0x0000000000000000-mapping.dmp

Download