2205288fe974f198a4c60050566b8d61927636ed6967c6d552cb66073d6db8fb

Analysis

max time kernel
31s
max time network
33s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
21/03/2023, 12:06

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General

Target

2205288fe974f198a4c60050566b8d61927636ed6967c6d552cb66073d6db8fb.exe
Size

53KB
MD5

3de635c00be30c7134eb241974d06063
SHA1

a168d6f676c9457519b067f6c5ac688be3b3a0ff
SHA256

2205288fe974f198a4c60050566b8d61927636ed6967c6d552cb66073d6db8fb
SHA512

1e2fb795edb51ec3f8ff997fd1eb84d7f6d9fa8e44c449910bc73e3b212f20805515597f1585a28fc4666e6a96b7e0b1ee3925349cb10777f184d5be7f14cc8b
SSDEEP

1536:GHY0iClLsdSA5ppX0DkyecgFb1jsGDXQthI6:OYrClLswbDkrcgFBQGLeb

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1328	Un_A.exe

Executes dropped EXE 1 IoCs

pid	Process
1328	Un_A.exe

Loads dropped DLL 1 IoCs

pid	Process
1336	2205288fe974f198a4c60050566b8d61927636ed6967c6d552cb66073d6db8fb.exe

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/0x000a0000000122e9-56.dat	nsis_installer_1
behavioral1/files/0x000a0000000122e9-56.dat	nsis_installer_2
behavioral1/files/0x000a0000000122e9-59.dat	nsis_installer_1
behavioral1/files/0x000a0000000122e9-59.dat	nsis_installer_2
behavioral1/files/0x000a0000000122e9-60.dat	nsis_installer_1
behavioral1/files/0x000a0000000122e9-60.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1336 wrote to memory of 1328	1336	2205288fe974f198a4c60050566b8d61927636ed6967c6d552cb66073d6db8fb.exe	28
PID 1336 wrote to memory of 1328	1336	2205288fe974f198a4c60050566b8d61927636ed6967c6d552cb66073d6db8fb.exe	28
PID 1336 wrote to memory of 1328	1336	2205288fe974f198a4c60050566b8d61927636ed6967c6d552cb66073d6db8fb.exe	28
PID 1336 wrote to memory of 1328	1336	2205288fe974f198a4c60050566b8d61927636ed6967c6d552cb66073d6db8fb.exe	28

C:\Users\Admin\AppData\Local\Temp\2205288fe974f198a4c60050566b8d61927636ed6967c6d552cb66073d6db8fb.exe
"C:\Users\Admin\AppData\Local\Temp\2205288fe974f198a4c60050566b8d61927636ed6967c6d552cb66073d6db8fb.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1336
- C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe" _?=C:\Users\Admin\AppData\Local\Temp\
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:1328

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\~nsuA.tmp\Un_A.exe

Filesize
53KB

MD5
3de635c00be30c7134eb241974d06063

SHA1
a168d6f676c9457519b067f6c5ac688be3b3a0ff

SHA256
2205288fe974f198a4c60050566b8d61927636ed6967c6d552cb66073d6db8fb

SHA512
1e2fb795edb51ec3f8ff997fd1eb84d7f6d9fa8e44c449910bc73e3b212f20805515597f1585a28fc4666e6a96b7e0b1ee3925349cb10777f184d5be7f14cc8b

Download Submit
C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe

Filesize
53KB

MD5
3de635c00be30c7134eb241974d06063

SHA1
a168d6f676c9457519b067f6c5ac688be3b3a0ff

SHA256
2205288fe974f198a4c60050566b8d61927636ed6967c6d552cb66073d6db8fb

SHA512
1e2fb795edb51ec3f8ff997fd1eb84d7f6d9fa8e44c449910bc73e3b212f20805515597f1585a28fc4666e6a96b7e0b1ee3925349cb10777f184d5be7f14cc8b

Download Submit
\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe

Filesize
53KB

MD5
3de635c00be30c7134eb241974d06063

SHA1
a168d6f676c9457519b067f6c5ac688be3b3a0ff

SHA256
2205288fe974f198a4c60050566b8d61927636ed6967c6d552cb66073d6db8fb

SHA512
1e2fb795edb51ec3f8ff997fd1eb84d7f6d9fa8e44c449910bc73e3b212f20805515597f1585a28fc4666e6a96b7e0b1ee3925349cb10777f184d5be7f14cc8b

Download Submit