General

  • Target

    2e415cd143aa5dae8774bf2cdf0dd35e.exe

  • Size

    201KB

  • Sample

    220925-t64csafdd7

  • MD5

    2e415cd143aa5dae8774bf2cdf0dd35e

  • SHA1

    5eaec40275caf17db1e63bb80558c083fd4de82b

  • SHA256

    ec826faf723057c91169f41ae7c1720d1f2391ac6d5f7c55075274221523f7b5

  • SHA512

    d5434cbdbca49ea2e5e9a127e1eb542546fe23356f992214bd05dfd20681cfee30f93f933075a7cbc6d1dc550169adde19cb92092a3762df34f5e9c0c643e20f

  • SSDEEP

    3072:LV63QaLs1okj5qKSKeX2if7hiZPj6aB06h8ds0/kBv9iN8+/PkzXx:Bfo3j2+MZJh+4V

Malware Config

Extracted

Family

tofsee

C2

svartalfheim.top

jotunheim.name

Extracted

Family

redline

Botnet

LogsDiller Cloud (TG: @mr_golds)

C2

77.73.134.27:7161

Attributes
  • auth_value

    4b2de03af6b6ac513ac597c2e6c1ad51

Targets

    • Target

      2e415cd143aa5dae8774bf2cdf0dd35e.exe

    • Size

      201KB

    • MD5

      2e415cd143aa5dae8774bf2cdf0dd35e

    • SHA1

      5eaec40275caf17db1e63bb80558c083fd4de82b

    • SHA256

      ec826faf723057c91169f41ae7c1720d1f2391ac6d5f7c55075274221523f7b5

    • SHA512

      d5434cbdbca49ea2e5e9a127e1eb542546fe23356f992214bd05dfd20681cfee30f93f933075a7cbc6d1dc550169adde19cb92092a3762df34f5e9c0c643e20f

    • SSDEEP

      3072:LV63QaLs1okj5qKSKeX2if7hiZPj6aB06h8ds0/kBv9iN8+/PkzXx:Bfo3j2+MZJh+4V

    • 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

    • UPX packed file

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

    • Checks computer location settings

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

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • 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

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Tasks