e5fb4dd0e594a7e5505c97f04c81c43cd6f0f1ab42bc0ed715154b4a992ba791

Analysis

max time kernel
142s
max time network
162s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
11/10/2022, 16:13

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General

Target

e5fb4dd0e594a7e5505c97f04c81c43cd6f0f1ab42bc0ed715154b4a992ba791.exe
Size

279KB
MD5

764095681a71843f6557b20b2dd3e610
SHA1

df6a41a5a399d8177a653050ed7279deecaf7111
SHA256

e5fb4dd0e594a7e5505c97f04c81c43cd6f0f1ab42bc0ed715154b4a992ba791
SHA512

34d8cf50d1a828afb66195de322ff70a846b1ad0e8c353e937bc45a6c84ce0665ada5f68f0b0d9ec2f66d6637c9575319cf855e9104d67b78b47b2c1d8494704
SSDEEP

6144:BzfDEaJynqYISIkBKmNU4lTGxyU18cBDPxFbvoasaq09lQkOtqGeb:t2zIpkkOlicUhNbvoIq0YkOtqPb

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
592	nsy6212.tmp

Loads dropped DLL 9 IoCs

pid	Process
1632	e5fb4dd0e594a7e5505c97f04c81c43cd6f0f1ab42bc0ed715154b4a992ba791.exe
1632	e5fb4dd0e594a7e5505c97f04c81c43cd6f0f1ab42bc0ed715154b4a992ba791.exe
1632	e5fb4dd0e594a7e5505c97f04c81c43cd6f0f1ab42bc0ed715154b4a992ba791.exe
1632	e5fb4dd0e594a7e5505c97f04c81c43cd6f0f1ab42bc0ed715154b4a992ba791.exe
1632	e5fb4dd0e594a7e5505c97f04c81c43cd6f0f1ab42bc0ed715154b4a992ba791.exe
592	nsy6212.tmp
592	nsy6212.tmp
592	nsy6212.tmp
592	nsy6212.tmp

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

System Information Discovery
T1082

NSIS installer 6 IoCs

installer

resource	yara_rule
behavioral1/files/0x000a0000000139f7-58.dat	nsis_installer_1
behavioral1/files/0x000a0000000139f7-58.dat	nsis_installer_2
behavioral1/files/0x000a0000000139f7-60.dat	nsis_installer_1
behavioral1/files/0x000a0000000139f7-60.dat	nsis_installer_2
behavioral1/files/0x000a0000000139f7-63.dat	nsis_installer_1
behavioral1/files/0x000a0000000139f7-63.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1632 wrote to memory of 592	1632	e5fb4dd0e594a7e5505c97f04c81c43cd6f0f1ab42bc0ed715154b4a992ba791.exe	29
PID 1632 wrote to memory of 592	1632	e5fb4dd0e594a7e5505c97f04c81c43cd6f0f1ab42bc0ed715154b4a992ba791.exe	29
PID 1632 wrote to memory of 592	1632	e5fb4dd0e594a7e5505c97f04c81c43cd6f0f1ab42bc0ed715154b4a992ba791.exe	29
PID 1632 wrote to memory of 592	1632	e5fb4dd0e594a7e5505c97f04c81c43cd6f0f1ab42bc0ed715154b4a992ba791.exe	29
PID 1632 wrote to memory of 592	1632	e5fb4dd0e594a7e5505c97f04c81c43cd6f0f1ab42bc0ed715154b4a992ba791.exe	29
PID 1632 wrote to memory of 592	1632	e5fb4dd0e594a7e5505c97f04c81c43cd6f0f1ab42bc0ed715154b4a992ba791.exe	29
PID 1632 wrote to memory of 592	1632	e5fb4dd0e594a7e5505c97f04c81c43cd6f0f1ab42bc0ed715154b4a992ba791.exe	29

C:\Users\Admin\AppData\Local\Temp\e5fb4dd0e594a7e5505c97f04c81c43cd6f0f1ab42bc0ed715154b4a992ba791.exe
"C:\Users\Admin\AppData\Local\Temp\e5fb4dd0e594a7e5505c97f04c81c43cd6f0f1ab42bc0ed715154b4a992ba791.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1632
- C:\Users\Admin\AppData\Local\Temp\nsy6212.tmp
  C:\Users\Admin\AppData\Local\Temp\nsy6212.tmp /idn
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:592

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\nsy6212.tmp

Filesize
223KB

MD5
8d081fcbec1ca7d30487291a6303d775

SHA1
65397f9690387db8a9108b16ea2b2d7fca8fbcfd

SHA256
0c87d2a2bde94a00dbd13c44686a8b80681857320e46e6bdef0d6060fcd61837

SHA512
1f8664883b63cf41eae659b3bffd83f200641d8887dc30f4bdca2a19c30625fd03e3a02cff9138f36b4a215ceba25ee26ec1e675e8be3aa473a2cc5e3c2961f5

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsy6212.tmp

Filesize
223KB

MD5
8d081fcbec1ca7d30487291a6303d775

SHA1
65397f9690387db8a9108b16ea2b2d7fca8fbcfd

SHA256
0c87d2a2bde94a00dbd13c44686a8b80681857320e46e6bdef0d6060fcd61837

SHA512
1f8664883b63cf41eae659b3bffd83f200641d8887dc30f4bdca2a19c30625fd03e3a02cff9138f36b4a215ceba25ee26ec1e675e8be3aa473a2cc5e3c2961f5

Download Submit
\Users\Admin\AppData\Local\Temp\nso4667.tmp\inetc.dll

Filesize
20KB

MD5
f02155fa3e59a8fc48a74a236b2bb42e

SHA1
6d76ee8f86fb29f3352c9546250d940f1a476fb8

SHA256
096a4dc5150f631b4d4d10cae07ef0974dda205b174399f46209265e89c2c999

SHA512
8be78e88c5ef2cd01713f7b5154cfdeea65605cc5d110522375884eeec6bad68616a4058356726cbbd15d28b42914864045f0587e1e49a4e18336f06c1c73399

Download Submit
\Users\Admin\AppData\Local\Temp\nso4667.tmp\inetc.dll

Filesize
20KB

MD5
f02155fa3e59a8fc48a74a236b2bb42e

SHA1
6d76ee8f86fb29f3352c9546250d940f1a476fb8

SHA256
096a4dc5150f631b4d4d10cae07ef0974dda205b174399f46209265e89c2c999

SHA512
8be78e88c5ef2cd01713f7b5154cfdeea65605cc5d110522375884eeec6bad68616a4058356726cbbd15d28b42914864045f0587e1e49a4e18336f06c1c73399

Download Submit
\Users\Admin\AppData\Local\Temp\nso4667.tmp\inetc.dll

Filesize
20KB

MD5
f02155fa3e59a8fc48a74a236b2bb42e

SHA1
6d76ee8f86fb29f3352c9546250d940f1a476fb8

SHA256
096a4dc5150f631b4d4d10cae07ef0974dda205b174399f46209265e89c2c999

SHA512
8be78e88c5ef2cd01713f7b5154cfdeea65605cc5d110522375884eeec6bad68616a4058356726cbbd15d28b42914864045f0587e1e49a4e18336f06c1c73399

Download Submit
\Users\Admin\AppData\Local\Temp\nso4667.tmp\inetc.dll

Filesize
20KB

MD5
f02155fa3e59a8fc48a74a236b2bb42e

SHA1
6d76ee8f86fb29f3352c9546250d940f1a476fb8

SHA256
096a4dc5150f631b4d4d10cae07ef0974dda205b174399f46209265e89c2c999

SHA512
8be78e88c5ef2cd01713f7b5154cfdeea65605cc5d110522375884eeec6bad68616a4058356726cbbd15d28b42914864045f0587e1e49a4e18336f06c1c73399

Download Submit
\Users\Admin\AppData\Local\Temp\nst6329.tmp\inetc.dll

Filesize
20KB

MD5
f02155fa3e59a8fc48a74a236b2bb42e

SHA1
6d76ee8f86fb29f3352c9546250d940f1a476fb8

SHA256
096a4dc5150f631b4d4d10cae07ef0974dda205b174399f46209265e89c2c999

SHA512
8be78e88c5ef2cd01713f7b5154cfdeea65605cc5d110522375884eeec6bad68616a4058356726cbbd15d28b42914864045f0587e1e49a4e18336f06c1c73399

Download Submit
\Users\Admin\AppData\Local\Temp\nst6329.tmp\inetc.dll

Filesize
20KB

MD5
f02155fa3e59a8fc48a74a236b2bb42e

SHA1
6d76ee8f86fb29f3352c9546250d940f1a476fb8

SHA256
096a4dc5150f631b4d4d10cae07ef0974dda205b174399f46209265e89c2c999

SHA512
8be78e88c5ef2cd01713f7b5154cfdeea65605cc5d110522375884eeec6bad68616a4058356726cbbd15d28b42914864045f0587e1e49a4e18336f06c1c73399

Download Submit
\Users\Admin\AppData\Local\Temp\nst6329.tmp\inetc.dll

Filesize
20KB

MD5
f02155fa3e59a8fc48a74a236b2bb42e

SHA1
6d76ee8f86fb29f3352c9546250d940f1a476fb8

SHA256
096a4dc5150f631b4d4d10cae07ef0974dda205b174399f46209265e89c2c999

SHA512
8be78e88c5ef2cd01713f7b5154cfdeea65605cc5d110522375884eeec6bad68616a4058356726cbbd15d28b42914864045f0587e1e49a4e18336f06c1c73399

Download Submit
\Users\Admin\AppData\Local\Temp\nst6329.tmp\inetc.dll

Filesize
20KB

MD5
f02155fa3e59a8fc48a74a236b2bb42e

SHA1
6d76ee8f86fb29f3352c9546250d940f1a476fb8

SHA256
096a4dc5150f631b4d4d10cae07ef0974dda205b174399f46209265e89c2c999

SHA512
8be78e88c5ef2cd01713f7b5154cfdeea65605cc5d110522375884eeec6bad68616a4058356726cbbd15d28b42914864045f0587e1e49a4e18336f06c1c73399

Download Submit
\Users\Admin\AppData\Local\Temp\nsy6212.tmp

Filesize
223KB

MD5
8d081fcbec1ca7d30487291a6303d775

SHA1
65397f9690387db8a9108b16ea2b2d7fca8fbcfd

SHA256
0c87d2a2bde94a00dbd13c44686a8b80681857320e46e6bdef0d6060fcd61837

SHA512
1f8664883b63cf41eae659b3bffd83f200641d8887dc30f4bdca2a19c30625fd03e3a02cff9138f36b4a215ceba25ee26ec1e675e8be3aa473a2cc5e3c2961f5

Download Submit
memory/1632-54-0x0000000075B41000-0x0000000075B43000-memory.dmp

Filesize
8KB

Download