7d64cc2887a9be7e1740059a02b8b70c8a045aefdfe7ac18e23e9bdcc2cd81db

General

Target

NEAS.6bfee40e596a6c1159d3b26387bb67d0_JC.exe
Size

188KB
MD5

6bfee40e596a6c1159d3b26387bb67d0
SHA1

bf79cef3a20a3d337d2f3f54be0948e6d0363025
SHA256

7d64cc2887a9be7e1740059a02b8b70c8a045aefdfe7ac18e23e9bdcc2cd81db
SHA512

a42907c35c7e78184aa0a3b157c4103f15f376f5a9ba8c7221f0508261637a71630837e43fc69f89c3b483d7b782707ed0f209c07b011695dd2d3a73fc4c3514
SSDEEP

3072:Rc2YlPYqPt7EYjQ9oDJG7zdeGBYIGTPCMJLj9uqgnaIEXvDcGH2abADBS:qf5Pt7VOe7CMJVFgaX/FWabAo

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
856	MWL_DecryptFile.exe

Loads dropped DLL 2 IoCs

pid	Process
2196	NEAS.6bfee40e596a6c1159d3b26387bb67d0_JC.exe
2196	NEAS.6bfee40e596a6c1159d3b26387bb67d0_JC.exe

UPX packed file 22 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2196-2-0x0000000000400000-0x0000000000412000-memory.dmp	upx
behavioral1/files/0x000d00000001200b-10.dat	upx
behavioral1/files/0x000d00000001200b-8.dat	upx
behavioral1/files/0x000d00000001200b-6.dat	upx
behavioral1/files/0x000d00000001200b-4.dat	upx
behavioral1/memory/856-14-0x0000000000400000-0x0000000000422000-memory.dmp	upx
behavioral1/memory/2196-11-0x0000000000400000-0x0000000000412000-memory.dmp	upx
behavioral1/memory/856-16-0x0000000000400000-0x0000000000422000-memory.dmp	upx
behavioral1/memory/856-17-0x0000000000400000-0x0000000000422000-memory.dmp	upx
behavioral1/memory/856-18-0x0000000000400000-0x0000000000422000-memory.dmp	upx
behavioral1/memory/856-19-0x0000000000400000-0x0000000000422000-memory.dmp	upx
behavioral1/memory/856-20-0x0000000000400000-0x0000000000422000-memory.dmp	upx
behavioral1/memory/856-21-0x0000000000400000-0x0000000000422000-memory.dmp	upx
behavioral1/memory/856-22-0x0000000000400000-0x0000000000422000-memory.dmp	upx
behavioral1/memory/856-23-0x0000000000400000-0x0000000000422000-memory.dmp	upx
behavioral1/memory/856-24-0x0000000000400000-0x0000000000422000-memory.dmp	upx
behavioral1/memory/856-25-0x0000000000400000-0x0000000000422000-memory.dmp	upx
behavioral1/memory/856-26-0x0000000000400000-0x0000000000422000-memory.dmp	upx
behavioral1/memory/856-27-0x0000000000400000-0x0000000000422000-memory.dmp	upx
behavioral1/memory/856-28-0x0000000000400000-0x0000000000422000-memory.dmp	upx
behavioral1/memory/856-29-0x0000000000400000-0x0000000000422000-memory.dmp	upx
behavioral1/memory/856-30-0x0000000000400000-0x0000000000422000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
856	MWL_DecryptFile.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
856	MWL_DecryptFile.exe
856	MWL_DecryptFile.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2196 wrote to memory of 856	2196	NEAS.6bfee40e596a6c1159d3b26387bb67d0_JC.exe	28
PID 2196 wrote to memory of 856	2196	NEAS.6bfee40e596a6c1159d3b26387bb67d0_JC.exe	28
PID 2196 wrote to memory of 856	2196	NEAS.6bfee40e596a6c1159d3b26387bb67d0_JC.exe	28
PID 2196 wrote to memory of 856	2196	NEAS.6bfee40e596a6c1159d3b26387bb67d0_JC.exe	28

C:\Users\Admin\AppData\Local\Temp\NEAS.6bfee40e596a6c1159d3b26387bb67d0_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.6bfee40e596a6c1159d3b26387bb67d0_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2196
- C:\Users\Admin\AppData\Local\Temp\MWL_DecryptFile.exe
  "C:\Users\Admin\AppData\Local\Temp\MWL_DecryptFile.exe" "C:\Users\Admin\AppData\Local\Temp\NEAS.6bfee40e596a6c1159d3b26387bb67d0_JC.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  PID:856

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\MWL_DecryptFile.exe

Filesize
52KB

MD5
f870f701ef885f2ffe92eb9766d8df10

SHA1
5ef9d0b3eb778b5fdfe6a30994e1e60f2fd3d612

SHA256
903122b7607aaea06fd0d6208f707b75f4d5af8283c412aa2d48c2d3cfd4f291

SHA512
3e9d8e38af55505b1a50aeba1bb551bacd4e717fef1323fe8abc17273e40e92acf2789550719e7d72a1bc3cf1cfdf9dc5c2ba278eca4139225340fc25a65c4d7

Download Submit
C:\Users\Admin\AppData\Local\Temp\MWL_DecryptFile.exe

Filesize
52KB

MD5
f870f701ef885f2ffe92eb9766d8df10

SHA1
5ef9d0b3eb778b5fdfe6a30994e1e60f2fd3d612

SHA256
903122b7607aaea06fd0d6208f707b75f4d5af8283c412aa2d48c2d3cfd4f291

SHA512
3e9d8e38af55505b1a50aeba1bb551bacd4e717fef1323fe8abc17273e40e92acf2789550719e7d72a1bc3cf1cfdf9dc5c2ba278eca4139225340fc25a65c4d7

Download Submit
\Users\Admin\AppData\Local\Temp\MWL_DecryptFile.exe

Filesize
52KB

MD5
f870f701ef885f2ffe92eb9766d8df10

SHA1
5ef9d0b3eb778b5fdfe6a30994e1e60f2fd3d612

SHA256
903122b7607aaea06fd0d6208f707b75f4d5af8283c412aa2d48c2d3cfd4f291

SHA512
3e9d8e38af55505b1a50aeba1bb551bacd4e717fef1323fe8abc17273e40e92acf2789550719e7d72a1bc3cf1cfdf9dc5c2ba278eca4139225340fc25a65c4d7

Download Submit
\Users\Admin\AppData\Local\Temp\MWL_DecryptFile.exe

Filesize
52KB

MD5
f870f701ef885f2ffe92eb9766d8df10

SHA1
5ef9d0b3eb778b5fdfe6a30994e1e60f2fd3d612

SHA256
903122b7607aaea06fd0d6208f707b75f4d5af8283c412aa2d48c2d3cfd4f291

SHA512
3e9d8e38af55505b1a50aeba1bb551bacd4e717fef1323fe8abc17273e40e92acf2789550719e7d72a1bc3cf1cfdf9dc5c2ba278eca4139225340fc25a65c4d7

Download Submit
memory/856-18-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/856-21-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/856-14-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/856-30-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/856-29-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/856-28-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/856-16-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/856-17-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/856-27-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/856-19-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/856-20-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/856-26-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/856-22-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/856-23-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/856-24-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/856-25-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2196-13-0x0000000002130000-0x0000000002152000-memory.dmp

Filesize
136KB

Download
memory/2196-2-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2196-15-0x0000000002130000-0x0000000002152000-memory.dmp

Filesize
136KB

Download
memory/2196-11-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2196-12-0x0000000002130000-0x0000000002152000-memory.dmp

Filesize
136KB

Download

Analysis

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