djvu | bfbb7cef967fa1330901632b019448e5eba54629b977bb76c0f2addddd210af3

General

Target

bfbb7cef967fa1330901632b019448e5eba54629b977bb76c0f2addddd210af3
Size

157KB
Sample

230221-2e3aeagh34
MD5

57a2bb0db2912fc739932cd12df7bc65
SHA1

4d4491b07ced2422c14af94a87aec540d94a3e35
SHA256

bfbb7cef967fa1330901632b019448e5eba54629b977bb76c0f2addddd210af3
SHA512

8f910312035c42dd738453199cc7695e82d3e25d9b36237f82e99932d5dfd814541780e691269461bc686c3652a05525829885a907341d0a0f87195506b15362
SSDEEP

1536:yOJ5qiNv3ihIxo7x5Y9kbbYLilYw4nVUwBpgfl1x+qz3CxYgvHvIbfL5U42om1hk:yOvNoS+70O3mKwBIGYmpoWhCd2Ue

Score

10^/10

Malware Config

Extracted

Family

djvu

C2

http://jiqaz.com/lancer/get.php

Attributes

extension
.iotr
offline_id
O5Ml6uMfuo0gYusk48e0q49EQlFERyL5eSVQmVt1
payload_url
http://uaery.top/dl/build2.exe
http://jiqaz.com/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

2.6

Botnet

19

Attributes

profile_id
19

Targets

- Target
  
  bfbb7cef967fa1330901632b019448e5eba54629b977bb76c0f2addddd210af3
- Size
  
  157KB
- MD5
  
  57a2bb0db2912fc739932cd12df7bc65
- SHA1
  
  4d4491b07ced2422c14af94a87aec540d94a3e35
- SHA256
  
  bfbb7cef967fa1330901632b019448e5eba54629b977bb76c0f2addddd210af3
- SHA512
  
  8f910312035c42dd738453199cc7695e82d3e25d9b36237f82e99932d5dfd814541780e691269461bc686c3652a05525829885a907341d0a0f87195506b15362
- SSDEEP
  
  1536:yOJ5qiNv3ihIxo7x5Y9kbbYLilYw4nVUwBpgfl1x+qz3CxYgvHvIbfL5U42om1hk:yOvNoS+70O3mKwBIGYmpoWhCd2Ue
Score

10^/10

djvu pseudomanuscrypt smokeloader vidar 19 backdoor discovery evasion loader persistence ransomware stealer trojan vmprotect
- Detected Djvu ransomware
- Detects PseudoManuscrypt payload
  loader
- Detects Smokeloader packer
- Djvu Ransomware
  Ransomware which is a variant of the STOP family.
  ransomware djvu
- Process spawned unexpected child process
  This typically indicates the parent process was compromised via an exploit or macro.
- PseudoManuscrypt
  PseudoManuscrypt is a malware Lazarus’s Manuscrypt targeting government organizations and ICS.
  loader pseudomanuscrypt
- SmokeLoader
  Modular backdoor trojan in use since 2014.
  trojan backdoor smokeloader
- Vidar
  Vidar is an infostealer based on Arkei stealer.
  stealer vidar
- Downloads MZ/PE file
- Stops running service(s)
  evasion
- Deletes itself
- Executes dropped EXE
- Modifies file permissions
  discovery
- Unexpected DNS network traffic destination
  Network traffic to other servers than the configured DNS servers was detected on the DNS port.
- VMProtect packed file
  Detects executables packed with VMProtect commercial packer.
  vmprotect
- Adds Run key to start application
  persistence
- Looks up external IP address via web service
  Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext
behavioral1