0b3e1559b5ecac6846f44a8d6c2abc0d58816499e148500532b3c66e426ef23c

Resubmissions

26/04/2023, 05:46

230426-ggqn6shc7w 7

26/04/2023, 05:36

230426-gak54shc4x 7

Analysis

max time kernel
39s
max time network
35s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
26/04/2023, 05:36

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General

Target

1.exe
Size

472KB
MD5

7d279adf529721141bbb6768ed039ac5
SHA1

498ec140dc0f1763bbb37d5b9194fc1448e4596b
SHA256

0b3e1559b5ecac6846f44a8d6c2abc0d58816499e148500532b3c66e426ef23c
SHA512

2fd563f58014f9df9c98496252047b1f2c5f8288065656e705d4e97aec3b3cabf7c22e070cfbc6f4d0b9c26adbeda4e8a0606010c2ffa0e93816f3ba852ebbf3
SSDEEP

12288:bLHzRv6FusqtneXYPWv6oSm93yOz93yO:bDzRv6FutnPsN3R3

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1228	MNvEbYkS.exe

Loads dropped DLL 2 IoCs

pid	Process
1716	1.exe
1228	MNvEbYkS.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1716-54-0x0000000000400000-0x000000000051C000-memory.dmp	upx
behavioral1/memory/1716-60-0x0000000000400000-0x000000000051C000-memory.dmp	upx
behavioral1/memory/1716-72-0x0000000000400000-0x000000000051C000-memory.dmp	upx

Enumerates connected drives 3 TTPs 22 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\O:	MNvEbYkS.exe
File opened (read-only)	\??\R:	MNvEbYkS.exe
File opened (read-only)	\??\Y:	MNvEbYkS.exe
File opened (read-only)	\??\Q:	MNvEbYkS.exe
File opened (read-only)	\??\U:	MNvEbYkS.exe
File opened (read-only)	\??\Z:	MNvEbYkS.exe
File opened (read-only)	\??\H:	MNvEbYkS.exe
File opened (read-only)	\??\I:	MNvEbYkS.exe
File opened (read-only)	\??\N:	MNvEbYkS.exe
File opened (read-only)	\??\S:	MNvEbYkS.exe
File opened (read-only)	\??\V:	MNvEbYkS.exe
File opened (read-only)	\??\W:	MNvEbYkS.exe
File opened (read-only)	\??\X:	MNvEbYkS.exe
File opened (read-only)	\??\F:	MNvEbYkS.exe
File opened (read-only)	\??\K:	MNvEbYkS.exe
File opened (read-only)	\??\M:	MNvEbYkS.exe
File opened (read-only)	\??\L:	MNvEbYkS.exe
File opened (read-only)	\??\P:	MNvEbYkS.exe
File opened (read-only)	\??\T:	MNvEbYkS.exe
File opened (read-only)	\??\E:	MNvEbYkS.exe
File opened (read-only)	\??\G:	MNvEbYkS.exe
File opened (read-only)	\??\J:	MNvEbYkS.exe

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1716	1.exe
1228	MNvEbYkS.exe
1228	MNvEbYkS.exe
1228	MNvEbYkS.exe
1228	MNvEbYkS.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1716 wrote to memory of 1228	1716	1.exe	27
PID 1716 wrote to memory of 1228	1716	1.exe	27
PID 1716 wrote to memory of 1228	1716	1.exe	27
PID 1716 wrote to memory of 1228	1716	1.exe	27

C:\Users\Admin\AppData\Local\Temp\1.exe
"C:\Users\Admin\AppData\Local\Temp\1.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1716
- C:\Users\Public\Videos\MNvEbYkS.exe
  "C:\Users\Public\Videos\MNvEbYkS.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Enumerates connected drives
  - Suspicious use of SetWindowsHookEx
  PID:1228

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Public\Videos\MNvEbYkS.exe

Filesize
905KB

MD5
790c885de6cd9b130bbfb8332652b0fc

SHA1
5c9d3aaa43c7982e98d33c7d5c50e42fd84493df

SHA256
c39d7f48548c8ee0b8dc36f4d4a452658fa5f3308bcb2c7bf181dc4e09191e8b

SHA512
7cf09b39a2f9f07d3259d6f01f793bf89ec19c46aad0f8feb9541ddef21e1b4459b8a3042aa8aa1bf2fc31f00e64cd40485e5cb5e3474757bcded1a55e4b7304

Download Submit
C:\Users\Public\Videos\MNvEbYkS.exe

Filesize
905KB

MD5
790c885de6cd9b130bbfb8332652b0fc

SHA1
5c9d3aaa43c7982e98d33c7d5c50e42fd84493df

SHA256
c39d7f48548c8ee0b8dc36f4d4a452658fa5f3308bcb2c7bf181dc4e09191e8b

SHA512
7cf09b39a2f9f07d3259d6f01f793bf89ec19c46aad0f8feb9541ddef21e1b4459b8a3042aa8aa1bf2fc31f00e64cd40485e5cb5e3474757bcded1a55e4b7304

Download Submit
C:\Users\Public\Videos\MNvEbYkS.exe

Filesize
905KB

MD5
790c885de6cd9b130bbfb8332652b0fc

SHA1
5c9d3aaa43c7982e98d33c7d5c50e42fd84493df

SHA256
c39d7f48548c8ee0b8dc36f4d4a452658fa5f3308bcb2c7bf181dc4e09191e8b

SHA512
7cf09b39a2f9f07d3259d6f01f793bf89ec19c46aad0f8feb9541ddef21e1b4459b8a3042aa8aa1bf2fc31f00e64cd40485e5cb5e3474757bcded1a55e4b7304

Download Submit
C:\Users\Public\Videos\StarBurn.dll

Filesize
99KB

MD5
ea4aac0fe87c49a53c0af366fae61fed

SHA1
48a6154b37cf84e61284ac04c677afce554e6677

SHA256
cbccaabe5611e406c041c24e22b90bba6a64eda5113a0faebc7ef3960b04452b

SHA512
303ed937f931ae3289f228b3ae4d48cd4bd9f19ea54221589b6cfd2cb95b37a0b4d8e2a44e6daae07d46855ccd63ee671147771081f426349cbc441b9016721f

Download Submit
\Users\Public\Videos\MNvEbYkS.exe

Filesize
905KB

MD5
790c885de6cd9b130bbfb8332652b0fc

SHA1
5c9d3aaa43c7982e98d33c7d5c50e42fd84493df

SHA256
c39d7f48548c8ee0b8dc36f4d4a452658fa5f3308bcb2c7bf181dc4e09191e8b

SHA512
7cf09b39a2f9f07d3259d6f01f793bf89ec19c46aad0f8feb9541ddef21e1b4459b8a3042aa8aa1bf2fc31f00e64cd40485e5cb5e3474757bcded1a55e4b7304

Download Submit
\Users\Public\Videos\StarBurn.dll

Filesize
99KB

MD5
ea4aac0fe87c49a53c0af366fae61fed

SHA1
48a6154b37cf84e61284ac04c677afce554e6677

SHA256
cbccaabe5611e406c041c24e22b90bba6a64eda5113a0faebc7ef3960b04452b

SHA512
303ed937f931ae3289f228b3ae4d48cd4bd9f19ea54221589b6cfd2cb95b37a0b4d8e2a44e6daae07d46855ccd63ee671147771081f426349cbc441b9016721f

Download Submit
memory/1716-54-0x0000000000400000-0x000000000051C000-memory.dmp

Filesize
1.1MB

Download
memory/1716-60-0x0000000000400000-0x000000000051C000-memory.dmp

Filesize
1.1MB

Download
memory/1716-72-0x0000000000400000-0x000000000051C000-memory.dmp

Filesize
1.1MB

Download