b4e46f384f349d5b70fbb2558ff4deb682d671deb223ef6bce0439d0703f706b

Analysis

max time kernel
29s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
21-10-2022 03:18

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General

Target

b4e46f384f349d5b70fbb2558ff4deb682d671deb223ef6bce0439d0703f706b.exe
Size

316KB
MD5

4c47f62ae7c8125759cc6615bfad50d0
SHA1

5ecba89ab4962ef7ab0ac5419b2cd385ec8d6df6
SHA256

b4e46f384f349d5b70fbb2558ff4deb682d671deb223ef6bce0439d0703f706b
SHA512

129d11e1623cb03395a7e4feee21a23d04b964a7aadb3e9fec9c12fc00415252e3969dfcf056d51e2bf34c453136d13cda56a879db6149747c37310307653588
SSDEEP

6144:KrYbUzkuvcBYC47l2xa6g4FhwjZd/9d1XKxlo/ecwrHs5M:KrdkuveY36kjZP/XKxlSZAHp

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 3 IoCs

pid	Process
1628	b4e46f384f349d5b70fbb2558ff4deb682d671deb223ef6bce0439d0703f706b.exe
1628	b4e46f384f349d5b70fbb2558ff4deb682d671deb223ef6bce0439d0703f706b.exe
1628	b4e46f384f349d5b70fbb2558ff4deb682d671deb223ef6bce0439d0703f706b.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	b4e46f384f349d5b70fbb2558ff4deb682d671deb223ef6bce0439d0703f706b.exe
Key value enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum	b4e46f384f349d5b70fbb2558ff4deb682d671deb223ef6bce0439d0703f706b.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1628	b4e46f384f349d5b70fbb2558ff4deb682d671deb223ef6bce0439d0703f706b.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1628 wrote to memory of 1760	1628	b4e46f384f349d5b70fbb2558ff4deb682d671deb223ef6bce0439d0703f706b.exe	29
PID 1628 wrote to memory of 1760	1628	b4e46f384f349d5b70fbb2558ff4deb682d671deb223ef6bce0439d0703f706b.exe	29
PID 1628 wrote to memory of 1760	1628	b4e46f384f349d5b70fbb2558ff4deb682d671deb223ef6bce0439d0703f706b.exe	29
PID 1628 wrote to memory of 1760	1628	b4e46f384f349d5b70fbb2558ff4deb682d671deb223ef6bce0439d0703f706b.exe	29

C:\Users\Admin\AppData\Local\Temp\b4e46f384f349d5b70fbb2558ff4deb682d671deb223ef6bce0439d0703f706b.exe
"C:\Users\Admin\AppData\Local\Temp\b4e46f384f349d5b70fbb2558ff4deb682d671deb223ef6bce0439d0703f706b.exe"
1⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1628
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\_tin5331.bat"
  2⤵
  PID:1760

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:\ProgramData\InstallMate\F445CA34\cfg\1.ini

Filesize
368B

MD5
3a9830a2f57ef1e602de02bd9cc8eb56

SHA1
5135a0295755e536b833c6c6010900ff99cdbabf

SHA256
8d138bedf3228f7ef9405940526a73f49395fd2917aa22e7d5596297e222da42

SHA512
87ed85acdc1509bb02e437f50e7a90695f66b2a7a996a526f0310ba277de9ce8d7343983e2ae0b5dbedcca832bb90da802d7182972f1b14be0a203cfbd14cc41

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

Filesize
50B

MD5
bcd02179dd2d9a493bca3b9a84cacbf1

SHA1
01fe36df65eb50a26f3d0cb86a2b1fe46bb5fd9b

SHA256
892dde283626df4a623dc502b9931925df3cc07c53f7e789bbe6e290598d589f

SHA512
691a7abc1f8c34f1450d4e9357cbc336983e482c01bb8a69308abdaaf5b6a94809890073c2339e0c79289eedfefacb3a7df7969a0f3e546d9eaee6a2f1b6d86a

Download Submit
\Users\Admin\AppData\Local\Temp\Tsu7BC9AB1A.dll

Filesize
269KB

MD5
af7ce801c8471c5cd19b366333c153c4

SHA1
4267749d020a362edbd25434ad65f98b073581f1

SHA256
cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

SHA512
88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

Download Submit
\Users\Admin\AppData\Local\Temp\{214FB7F6-9ADB-4900-ABEB-D2F9FAAC9500}\Custom.dll

Filesize
91KB

MD5
007b5fc4d6da8d120170be285d7e0bdc

SHA1
f32589aef4f6b3c3384df75218943f13feb0a845

SHA256
a8e8807a9edcbb67dc1af5b6ef07fa151d153b7eaa78939be8874529939f1647

SHA512
bf528370f12d9f2d40c233544de3ca7594942ef5bdde0d17b96760eaf162a435181ee24253c06c473d7fd3c4cab5911150381e5999ec8990069276bd5ecfe9c4

Download Submit
\Users\Admin\AppData\Local\Temp\{214FB7F6-9ADB-4900-ABEB-D2F9FAAC9500}\_Setup.dll

Filesize
173KB

MD5
40ff5ae516fc869ef29e59f018d8f17f

SHA1
ed8642cf6c47a331037a01ccd27e92f94ffa9835

SHA256
e35b1cbd557c01edde9ea29e44a6fc11dee2d131964070b15b6f0f1bc5a5ec83

SHA512
8da81741a31f84490c9c25990fc17cb0c4a75ba6a7ff03069413d5dc6f49cafd97118a7bb4af94d10768be895b086b7ea1d5c49d27e0110587fdaf6fd7129cbc

Download Submit
memory/1628-55-0x0000000076201000-0x0000000076203000-memory.dmp

Filesize
8KB

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