57da2b6ce84340199c7586ef8dedf503dacd7607c9a3d163d87ace54394f194c

General

Target

57da2b6ce84340199c7586ef8dedf503dacd7607c9a3d163d87ace54394f194c.exe
Size

95KB
MD5

a35f9acfb1d0e109582c4a489d8fd890
SHA1

94d55fbd5e169c882d5cd58c262fcaf73be6bbb5
SHA256

57da2b6ce84340199c7586ef8dedf503dacd7607c9a3d163d87ace54394f194c
SHA512

201395205f83736cb2ece2bc0ce74fcd07249b863aa172f067d88bb2b322068cd9f865f2a3ba5ceae4b35bf0e892618dd1444885fad66aada82745c3c7012d33
SSDEEP

1536:zaYQxWlDtiw/L+LCC6nQXqw4QO/2jIy3v5BW4ntGcKe1R+1EVwliV0JX17:mYFkGC6nQXqw4L2R/WCtFU1gV0JX17

Score

8^/10

aspackv2 persistence

Malware Config

Signatures

ASPack v2.12-2.42 6 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral1/files/0x0007000000005c50-60.dat	aspack_v212_v242
behavioral1/files/0x0007000000005c50-58.dat	aspack_v212_v242
behavioral1/files/0x0007000000005c50-57.dat	aspack_v212_v242
behavioral1/files/0x0007000000005c50-63.dat	aspack_v212_v242
behavioral1/files/0x00070000000139e4-64.dat	aspack_v212_v242
behavioral1/files/0x00070000000139e4-66.dat	aspack_v212_v242

Executes dropped EXE 3 IoCs

pid	Process
1620	MSWDM.EXE
1956	MSWDM.EXE
1944	MSWDM.EXE

Adds Run key to start application 2 TTPs 5 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WDM = "MSWDM.EXE"	57da2b6ce84340199c7586ef8dedf503dacd7607c9a3d163d87ace54394f194c.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\RunServices	57da2b6ce84340199c7586ef8dedf503dacd7607c9a3d163d87ace54394f194c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE"	57da2b6ce84340199c7586ef8dedf503dacd7607c9a3d163d87ace54394f194c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WDM = "MSWDM.EXE"	MSWDM.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE"	MSWDM.EXE

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\WINDOWS\MSWDM.EXE	57da2b6ce84340199c7586ef8dedf503dacd7607c9a3d163d87ace54394f194c.exe
File opened for modification	C:\Windows\dev737C.tmp	57da2b6ce84340199c7586ef8dedf503dacd7607c9a3d163d87ace54394f194c.exe
File opened for modification	C:\Windows\dev737C.tmp	MSWDM.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1956	MSWDM.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1612 wrote to memory of 1620	1612	57da2b6ce84340199c7586ef8dedf503dacd7607c9a3d163d87ace54394f194c.exe	26
PID 1612 wrote to memory of 1620	1612	57da2b6ce84340199c7586ef8dedf503dacd7607c9a3d163d87ace54394f194c.exe	26
PID 1612 wrote to memory of 1620	1612	57da2b6ce84340199c7586ef8dedf503dacd7607c9a3d163d87ace54394f194c.exe	26
PID 1612 wrote to memory of 1620	1612	57da2b6ce84340199c7586ef8dedf503dacd7607c9a3d163d87ace54394f194c.exe	26
PID 1612 wrote to memory of 1956	1612	57da2b6ce84340199c7586ef8dedf503dacd7607c9a3d163d87ace54394f194c.exe	27
PID 1612 wrote to memory of 1956	1612	57da2b6ce84340199c7586ef8dedf503dacd7607c9a3d163d87ace54394f194c.exe	27
PID 1612 wrote to memory of 1956	1612	57da2b6ce84340199c7586ef8dedf503dacd7607c9a3d163d87ace54394f194c.exe	27
PID 1612 wrote to memory of 1956	1612	57da2b6ce84340199c7586ef8dedf503dacd7607c9a3d163d87ace54394f194c.exe	27
PID 1956 wrote to memory of 1944	1956	MSWDM.EXE	28
PID 1956 wrote to memory of 1944	1956	MSWDM.EXE	28
PID 1956 wrote to memory of 1944	1956	MSWDM.EXE	28
PID 1956 wrote to memory of 1944	1956	MSWDM.EXE	28

C:\Users\Admin\AppData\Local\Temp\57da2b6ce84340199c7586ef8dedf503dacd7607c9a3d163d87ace54394f194c.exe
"C:\Users\Admin\AppData\Local\Temp\57da2b6ce84340199c7586ef8dedf503dacd7607c9a3d163d87ace54394f194c.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1612
- C:\WINDOWS\MSWDM.EXE
  "C:\WINDOWS\MSWDM.EXE"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:1620
- C:\WINDOWS\MSWDM.EXE
  -r!C:\Windows\dev737C.tmp!C:\Users\Admin\AppData\Local\Temp\57da2b6ce84340199c7586ef8dedf503dacd7607c9a3d163d87ace54394f194c.exe! !
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1956
- - C:\WINDOWS\MSWDM.EXE
    -e!C:\Windows\dev737C.tmp!C:\Users\Admin\AppData\Local\Temp\57DA2B6CE84340199C7586EF8DEDF503DACD7607C9A3D163D87ACE54394F194C.EXE!
    3⤵
    - Executes dropped EXE
    - Drops file in Windows directory
    PID:1944

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\57DA2B6CE84340199C7586EF8DEDF503DACD7607C9A3D163D87ACE54394F194C.EXE

Filesize
95KB

MD5
d86713571ced7f2e44d7b5c70216aa10

SHA1
910e3d9fdec0e28be4b593c16d2244382fecde58

SHA256
01db0a62043681e9639e26b95febee487e0fb0f6373d9c40d9bbbdd3a55078b1

SHA512
a711c761541c16f9511f912a7228caa39002f376a922776bae1ed18a13364da6ab98bec8b62adf9768a52e2b81da907df9cffcfd1c52b197ad3c4cbb39545415

Download Submit
C:\Users\Admin\AppData\Local\Temp\57DA2B6CE84340199C7586EF8DEDF503DACD7607C9A3D163D87ACE54394F194C.EXE

Filesize
95KB

MD5
d86713571ced7f2e44d7b5c70216aa10

SHA1
910e3d9fdec0e28be4b593c16d2244382fecde58

SHA256
01db0a62043681e9639e26b95febee487e0fb0f6373d9c40d9bbbdd3a55078b1

SHA512
a711c761541c16f9511f912a7228caa39002f376a922776bae1ed18a13364da6ab98bec8b62adf9768a52e2b81da907df9cffcfd1c52b197ad3c4cbb39545415

Download Submit
C:\WINDOWS\MSWDM.EXE

Filesize
80KB

MD5
3ad717b5da6b9cfc84e997a440411b84

SHA1
9ee65c7f726bf9bfbac347e41434fcf7446f7bc1

SHA256
0a1f11aa676e9077e466256eac57ba30eafa57c8fb9201d05b1aef2aa1b0bbf6

SHA512
a4d9d5670bbb6a5c93c159f83d43d41207281cfe37273292ba2e6e73efd98319742a9c3d52593f1cd98365bd4808858839fe83bed95b6b80f658ec207cf655db

Download Submit
C:\Windows\MSWDM.EXE

Filesize
80KB

MD5
3ad717b5da6b9cfc84e997a440411b84

SHA1
9ee65c7f726bf9bfbac347e41434fcf7446f7bc1

SHA256
0a1f11aa676e9077e466256eac57ba30eafa57c8fb9201d05b1aef2aa1b0bbf6

SHA512
a4d9d5670bbb6a5c93c159f83d43d41207281cfe37273292ba2e6e73efd98319742a9c3d52593f1cd98365bd4808858839fe83bed95b6b80f658ec207cf655db

Download Submit
C:\Windows\MSWDM.EXE

Filesize
80KB

MD5
3ad717b5da6b9cfc84e997a440411b84

SHA1
9ee65c7f726bf9bfbac347e41434fcf7446f7bc1

SHA256
0a1f11aa676e9077e466256eac57ba30eafa57c8fb9201d05b1aef2aa1b0bbf6

SHA512
a4d9d5670bbb6a5c93c159f83d43d41207281cfe37273292ba2e6e73efd98319742a9c3d52593f1cd98365bd4808858839fe83bed95b6b80f658ec207cf655db

Download Submit
C:\Windows\MSWDM.EXE

Filesize
80KB

MD5
3ad717b5da6b9cfc84e997a440411b84

SHA1
9ee65c7f726bf9bfbac347e41434fcf7446f7bc1

SHA256
0a1f11aa676e9077e466256eac57ba30eafa57c8fb9201d05b1aef2aa1b0bbf6

SHA512
a4d9d5670bbb6a5c93c159f83d43d41207281cfe37273292ba2e6e73efd98319742a9c3d52593f1cd98365bd4808858839fe83bed95b6b80f658ec207cf655db

Download Submit
C:\Windows\dev737C.tmp

Filesize
15KB

MD5
b3e875aa5bc8a616eb056e6980f476bc

SHA1
64ba0e739860ee28d93865846a932e36d9b41e29

SHA256
f147270269d91748da1dddd07d6f7248cca65dc11b8084d10f147f18624a21a5

SHA512
a4698569314cd01ba06103d79c9c742a39fd3d142bb54b1a2bbab85a91ba4a39ce85863de87069915e5276dc8077f940a741439bd44b14257d54adb8888be3dc

Download Submit
memory/1612-59-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1612-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1620-69-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1620-68-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1944-65-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1956-67-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

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