20432ffb94837659a5e778c0588008e514b31bed9f757b3d354ba506cc351068

General

Target

4a6f1cf3f6a50684053f294d2615b9a8.exe
Size

313KB
MD5

4a6f1cf3f6a50684053f294d2615b9a8
SHA1

1b9e966f7f3551a1a697af7fc18a5d472eb9dcc7
SHA256

20432ffb94837659a5e778c0588008e514b31bed9f757b3d354ba506cc351068
SHA512

2dacfd45cb14f467c54a7286cfcc8f4795557cc822d684d20c5b758e89bf3f359b698c9b6921045d57e2771fb9e74c86eb26e6f027c1642ba1743cb734ab8c24
SSDEEP

6144:orJ9uEo2S1YnQmCX492DkwNP3qpYFQiY0Z56GICaNRCVEumbcF6ov5d889PgLVDZ:orfu6/eIo4jVW5soVCcQovoO0DJM+E2

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 3 IoCs

pid	Process
3328	4a6f1cf3f6a50684053f294d2615b9a8.exe
3328	4a6f1cf3f6a50684053f294d2615b9a8.exe
3328	4a6f1cf3f6a50684053f294d2615b9a8.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	4a6f1cf3f6a50684053f294d2615b9a8.exe
Key value enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum	4a6f1cf3f6a50684053f294d2615b9a8.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3328	4a6f1cf3f6a50684053f294d2615b9a8.exe
3328	4a6f1cf3f6a50684053f294d2615b9a8.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3328 wrote to memory of 4420	3328	4a6f1cf3f6a50684053f294d2615b9a8.exe	92
PID 3328 wrote to memory of 4420	3328	4a6f1cf3f6a50684053f294d2615b9a8.exe	92
PID 3328 wrote to memory of 4420	3328	4a6f1cf3f6a50684053f294d2615b9a8.exe	92

C:\Users\Admin\AppData\Local\Temp\4a6f1cf3f6a50684053f294d2615b9a8.exe
"C:\Users\Admin\AppData\Local\Temp\4a6f1cf3f6a50684053f294d2615b9a8.exe"
1⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3328
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\_tin34ED.bat"
  2⤵
  PID:4420

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\InstallMate\07F00428\cfg\1.ini

Filesize
833B

MD5
1a771d371411a43bfaaa05a1ea85be1b

SHA1
3dc52607119ca0fb7056f6b60e62f20464d21642

SHA256
be422975f32177a5277a7a72763d92eb56f86b8dca4cf9966e0a578e922df803

SHA512
ea41468d24c476d749858845b923e1e89c355acd99523ac30367f1a68ca66a00dbe01ccc23691341b809779ec3f8e3b8d79b750701a7fd356848423c11b3061d

Download Submit
C:\Users\Admin\AppData\Local\Temp\TsuF50A36C1.dll

Filesize
269KB

MD5
af7ce801c8471c5cd19b366333c153c4

SHA1
4267749d020a362edbd25434ad65f98b073581f1

SHA256
cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

SHA512
88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

Download Submit
C:\Users\Admin\AppData\Local\Temp\_tin34ED.bat

Filesize
50B

MD5
43b25365158067c6a76556654102ef0f

SHA1
fd072dd9bfcc3a0d2cf6cc6e0d101559762cabd3

SHA256
dd43116f13e3e6ec1de028c176443b100aa4b6b0fd8b3c4b4786be35623a25f4

SHA512
595a5423b5a11ef8498f53d37bcc3e039328e762074c81248dbb67cd3f69a7ee4f0995756722f408c6258cbbccc262a3034e742c64acc83e5236b3205f53dee9

Download Submit
C:\Users\Admin\AppData\Local\Temp\{2BDCB374-DC96-4B02-A9E9-94B4F03F9182}\Custom.dll

Filesize
91KB

MD5
396573acf88c363e3406677f3353d886

SHA1
95d078a2ff0eb1a884b932e08805cf178796b19b

SHA256
e269f87987fb85313f0d1b276656020470b04e5e545784f5b3e03f9ca611b482

SHA512
a5a0c72287044ebeba9ec45f46716592b945479a219b71a78e070f842a6d1c9c0c79d253946bf793b19b9dbbc2b05459ff7fdb0efaadc474c0b5190d828cc6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\{2BDCB374-DC96-4B02-A9E9-94B4F03F9182}\Readme.txt

Filesize
2KB

MD5
7992e88b2763c99c24416d6ebce88122

SHA1
0574110d8032aa337c4cbb0837ecca40e187d883

SHA256
8e72c04f8b95fe2af21a350739461527136b17730059722ed85a2b73b7df1538

SHA512
68aa293d6ee68ce5605490304a37cfda8abf5b4e8362946d492abb879773d79824519cf73368a01c13fea4eecf46f3e4e5afe0fea44bd56288b6379dcf6a25c2

Download Submit
C:\Users\Admin\AppData\Local\Temp\{2BDCB374-DC96-4B02-A9E9-94B4F03F9182}\Setup.exe

Filesize
15KB

MD5
e717f6ce3a7429bfa6d7f3cf66737a4b

SHA1
01f4042589b4ed88c351ffeac256be7a9d884818

SHA256
7be720a73ba8b084702c89f64a9b295fad92545d6ba781072cc056823f9a7633

SHA512
65a9a27430811aa01b55cf365f8b7b9f03e70d32ec60e0706242bc568242bcd493999dc1b02d92bf0d01c0095c8c38d30f282a998cafb80e60ad07e0d875ce80

Download Submit
C:\Users\Admin\AppData\Local\Temp\{2BDCB374-DC96-4B02-A9E9-94B4F03F9182}\Setup.ico

Filesize
4KB

MD5
e1d796d68cef7297976b889df8327a24

SHA1
379dd117192abfa3ebadad54f5d968f9cb40a17f

SHA256
b8ffb4e6dc082c8bf20298e5d6c6642270a6b67c91780f373cf0f0e83d01e8bd

SHA512
fbab113fc5d77643af87af832750881a646744b35e82f7d2a3525c94b92fd510a008a9fa39b2d2eef183959ce3ea80e1edd325e83b5b9d38ada599fde3189e4c

Download Submit
C:\Users\Admin\AppData\Local\Temp\{2BDCB374-DC96-4B02-A9E9-94B4F03F9182}\_Setup.dll

Filesize
169KB

MD5
4e96799dae53f059efc83a26d1a3e0f1

SHA1
d4ce1ea0710338d4113e4079882d5995f2e1d23b

SHA256
0b705033c702abe5165a1017ea922465bb4600c34708bd3275d13c766669cf7c

SHA512
ad6328bd01d90cc8075467cc6b59808c39b59e99d61eeaa66039f4e614fba4b6b720f8ac2ca6e17ff05aa33ed3230ff73180340edfdd8221de699fe0fbefee81

Download Submit

Analysis

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