e3fe1de029659263c9649867ede854dbfa9adda21433384f9f434c3278723d80

Analysis

max time kernel
27s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
03/12/2022, 18:33

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General

Target

e3fe1de029659263c9649867ede854dbfa9adda21433384f9f434c3278723d80.exe
Size

893KB
MD5

776aa1868f5a22f7c6737bf768217c6c
SHA1

1e831601d33a6407b2a9bba3b49ca12b6e404037
SHA256

e3fe1de029659263c9649867ede854dbfa9adda21433384f9f434c3278723d80
SHA512

eb48a2d9978eb11ecd68afdbf2d5c40375ec7ca570ff8d75e5a23e64757522f6adb685f96fd167981c311e1633a498f7ee137a171776eef43eb39e9623516506
SSDEEP

24576:MpniLtpi0ytNNjWRkZh55f6k0YctaUsa3kY2+mO8q:CiLvcTZhjiktfU13O+mOH

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1364	is-NDU98.tmp

Loads dropped DLL 3 IoCs

pid	Process
1896	e3fe1de029659263c9649867ede854dbfa9adda21433384f9f434c3278723d80.exe
1364	is-NDU98.tmp
1364	is-NDU98.tmp

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1896 wrote to memory of 1364	1896	e3fe1de029659263c9649867ede854dbfa9adda21433384f9f434c3278723d80.exe	28
PID 1896 wrote to memory of 1364	1896	e3fe1de029659263c9649867ede854dbfa9adda21433384f9f434c3278723d80.exe	28
PID 1896 wrote to memory of 1364	1896	e3fe1de029659263c9649867ede854dbfa9adda21433384f9f434c3278723d80.exe	28
PID 1896 wrote to memory of 1364	1896	e3fe1de029659263c9649867ede854dbfa9adda21433384f9f434c3278723d80.exe	28
PID 1896 wrote to memory of 1364	1896	e3fe1de029659263c9649867ede854dbfa9adda21433384f9f434c3278723d80.exe	28
PID 1896 wrote to memory of 1364	1896	e3fe1de029659263c9649867ede854dbfa9adda21433384f9f434c3278723d80.exe	28
PID 1896 wrote to memory of 1364	1896	e3fe1de029659263c9649867ede854dbfa9adda21433384f9f434c3278723d80.exe	28

C:\Users\Admin\AppData\Local\Temp\e3fe1de029659263c9649867ede854dbfa9adda21433384f9f434c3278723d80.exe
"C:\Users\Admin\AppData\Local\Temp\e3fe1de029659263c9649867ede854dbfa9adda21433384f9f434c3278723d80.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1896
- C:\Users\Admin\AppData\Local\Temp\is-4TFHT.tmp\is-NDU98.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-4TFHT.tmp\is-NDU98.tmp" /SL4 $60126 "C:\Users\Admin\AppData\Local\Temp\e3fe1de029659263c9649867ede854dbfa9adda21433384f9f434c3278723d80.exe" 682285 52224
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:1364

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\is-4TFHT.tmp\is-NDU98.tmp

Filesize
634KB

MD5
d291acbf9866b8846fe0629e690feb1a

SHA1
293314b11340d798d3c74e2416e2a43f267a25d6

SHA256
ab3e1fa210171e5ed2decc615c9328379ee3d29b55ee0e5d7ef6bece43f583eb

SHA512
320e68a67fdcf13dc25640cf68468abd9e0dc51b647f95277eebbd06c7c5ee298b1f68d4a01deb886979e42cbc3eddf16ac4db18884a96b1535598ba11ba36ed

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-4TFHT.tmp\is-NDU98.tmp

Filesize
634KB

MD5
d291acbf9866b8846fe0629e690feb1a

SHA1
293314b11340d798d3c74e2416e2a43f267a25d6

SHA256
ab3e1fa210171e5ed2decc615c9328379ee3d29b55ee0e5d7ef6bece43f583eb

SHA512
320e68a67fdcf13dc25640cf68468abd9e0dc51b647f95277eebbd06c7c5ee298b1f68d4a01deb886979e42cbc3eddf16ac4db18884a96b1535598ba11ba36ed

Download Submit
\Users\Admin\AppData\Local\Temp\is-4TFHT.tmp\is-NDU98.tmp

Filesize
634KB

MD5
d291acbf9866b8846fe0629e690feb1a

SHA1
293314b11340d798d3c74e2416e2a43f267a25d6

SHA256
ab3e1fa210171e5ed2decc615c9328379ee3d29b55ee0e5d7ef6bece43f583eb

SHA512
320e68a67fdcf13dc25640cf68468abd9e0dc51b647f95277eebbd06c7c5ee298b1f68d4a01deb886979e42cbc3eddf16ac4db18884a96b1535598ba11ba36ed

Download Submit
\Users\Admin\AppData\Local\Temp\is-D6LC3.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-D6LC3.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/1896-54-0x00000000763F1000-0x00000000763F3000-memory.dmp

Filesize
8KB

Download
memory/1896-55-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/1896-62-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download