quasar | tmp | Triage

Sharing

General

Target

tmp
Size

502KB
MD5

3630b92ac5ed33de5eb53b563913bb02
SHA1

34828f9a66c2c9c0f0cf93419dc96a62bfea476b
SHA256

17473731182bcea4cee088d78f802ea947926a5cbc8708b4ba31d7585ee8b19f
SHA512

034d8e4509816f18f2f75996914d9ef179985a5d53e002b982e208030d2b60413faec917ad6ac1e02f609261d57bb88221c7840271ab64f3cc0b54e3c2b5501b
SSDEEP

12288:dTEgdfYjbg+qBTaa4EywIGpYR1MIwcdD:+UwzgXywIGpYR6IwcdD

Score

10^/10

office05 quasar

Malware Config

Extracted

Family

quasar

Version

1.4.0

Botnet

Office05

C2

needforrat.hopto.org:7771

Mutex

d70dba78-082d-4d62-9d71-b4a1c6961022

Attributes

encryption_key
110272D9471BA005C613D451E07D98ABB8403AED
install_name
Client1.exe
log_directory
Logs
reconnect_delay
3000
startup_key
Windows Defender
subdirectory
SubDir

Signatures

Quasar family
quasar
Quasar payload 1 IoCs

Processes:

resource yara_rule

sample family_quasar
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.

Processes:

resource

tmp

Files

tmp
.exe windows x86

f34d5f2d4577ed6d9ceec516c1f5a744

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

mscoree

_CorExeMain

Sections

.text
Size: 498KB - Virtual size: 497KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ