General

  • Target

    98db2da371a93ad47f1e75925eaf6708.exe

  • Size

    201KB

  • Sample

    220925-nmp36aeed4

  • MD5

    98db2da371a93ad47f1e75925eaf6708

  • SHA1

    90481fa711fa6ee619cf3bd4d14f39e84a6f516e

  • SHA256

    ff14a00150284811bbe39c1eaf0e0fe7f11aef6c3822feea012ce62fb9d9dfb8

  • SHA512

    ce3f4c58c9d7b2bf6527832d8abefcd0bb57a4c4747e0d161ea9d3feb0e5b1d1928f17268058b481c70c31f77c3339eb41e8af954d368e422b0f738563d24ebf

  • SSDEEP

    3072:aPz5N1RMfFj5MKqN5EsIz7N4bIVusasAjBFcptVq18Q/PkxXx:Q9iAKq/wn+yusasEcp7qS

Malware Config

Extracted

Family

tofsee

C2

svartalfheim.top

jotunheim.name

Extracted

Family

redline

Botnet

LogsDiller Cloud (TG: @me_golds)

C2

77.73.134.27:7161

Attributes
  • auth_value

    e136da06c7c0400f4091dab1787720ea

Targets

    • Target

      98db2da371a93ad47f1e75925eaf6708.exe

    • Size

      201KB

    • MD5

      98db2da371a93ad47f1e75925eaf6708

    • SHA1

      90481fa711fa6ee619cf3bd4d14f39e84a6f516e

    • SHA256

      ff14a00150284811bbe39c1eaf0e0fe7f11aef6c3822feea012ce62fb9d9dfb8

    • SHA512

      ce3f4c58c9d7b2bf6527832d8abefcd0bb57a4c4747e0d161ea9d3feb0e5b1d1928f17268058b481c70c31f77c3339eb41e8af954d368e422b0f738563d24ebf

    • SSDEEP

      3072:aPz5N1RMfFj5MKqN5EsIz7N4bIVusasAjBFcptVq18Q/PkxXx:Q9iAKq/wn+yusasEcp7qS

    • Detects Smokeloader packer

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • XMRig Miner payload

    • Creates new service(s)

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

New Service

1
T1050

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

New Service

1
T1050

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Tasks