Overview
overview
7Static
static
7sdbot_syn_...cc.bat
windows7-x64
7sdbot_syn_...cc.bat
windows10-2004-x64
7sdbot_syn_...tr.exe
windows7-x64
1sdbot_syn_...tr.exe
windows10-2004-x64
1cryptstr
ubuntu-18.04-amd64
sdbot_syn_...wd.exe
windows7-x64
1sdbot_syn_...wd.exe
windows10-2004-x64
1main
ubuntu-18.04-amd64
sdbot_syn_...px.exe
windows7-x64
7sdbot_syn_...px.exe
windows10-2004-x64
7Behavioral task
behavioral1
Sample
sdbot_syn_secure_1/make-lcc.bat
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
sdbot_syn_secure_1/make-lcc.bat
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
sdbot_syn_secure_1/tools/cryptstr.exe
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
sdbot_syn_secure_1/tools/cryptstr.exe
Resource
win10v2004-20231222-en
Behavioral task
behavioral5
Sample
cryptstr
Resource
ubuntu1804-amd64-20231222-en
Behavioral task
behavioral6
Sample
sdbot_syn_secure_1/tools/mkpasswd.exe
Resource
win7-20231215-en
Behavioral task
behavioral7
Sample
sdbot_syn_secure_1/tools/mkpasswd.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral8
Sample
main
Resource
ubuntu1804-amd64-20231221-en
Behavioral task
behavioral9
Sample
sdbot_syn_secure_1/tools/upx.exe
Resource
win7-20231215-en
Behavioral task
behavioral10
Sample
sdbot_syn_secure_1/tools/upx.exe
Resource
win10v2004-20231215-en
General
-
Target
6fa0cd25c010d84dfbf7547d20d27b19
-
Size
125KB
-
MD5
6fa0cd25c010d84dfbf7547d20d27b19
-
SHA1
0074bb848478d128aa8b68806369fb34b779548a
-
SHA256
e5f1241f99aec5159cfed2b37aa65df45875c242dd2c5e13e1653d6229fb9a60
-
SHA512
631070d51edb97ac5f393cddefe7e71e4e59af9fb83b77d5580e44192383d4ceb9e2a634dd03e3af1f143fa2dc0d6e533175da8a73acfb047cc5519cf13104a0
-
SSDEEP
3072:r4painpbY/S3a5HbMsxsr6MpLuHLzj0iMBozavVdSAvVjD:kpbqjfi62uH70IijvVjD
Malware Config
Signatures
-
resource yara_rule static1/unpack001/sdbot_syn_secure_1/tools/upx.exe upx -
Unsigned PE 3 IoCs
Checks for missing Authenticode signature.
resource unpack001/sdbot_syn_secure_1/tools/cryptstr.exe unpack001/sdbot_syn_secure_1/tools/mkpasswd.exe unpack001/sdbot_syn_secure_1/tools/upx.exe
Files
-
6fa0cd25c010d84dfbf7547d20d27b19.rar
-
sdbot_syn_secure_1/README.txt
-
sdbot_syn_secure_1/SDBOT05B.C
-
sdbot_syn_secure_1/crypt.h
-
sdbot_syn_secure_1/make-lcc.bat.bat .vbs
-
sdbot_syn_secure_1/md5.c
-
sdbot_syn_secure_1/md5sum.c
-
sdbot_syn_secure_1/tools/cryptstr.exe.exe windows:1 windows x86 arch:x86
e3f03b57f8c82ef8407ef77387caf7ef
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
RtlUnwind
crtdll
__GetMainArgs
atoi
exit
gets
printf
raise
signal
Sections
.text Size: 928B - Virtual size: 928B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 88B - Virtual size: 88B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_READ
.data Size: 108B - Virtual size: 108B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 380B - Virtual size: 380B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
-
sdbot_syn_secure_1/tools/cryptstr.tar.gz.gz
-
cryptstr.tar.tar
-
cryptstr.elf linux x86
-
cryptstr.c
-
sdbot_syn_secure_1/tools/mkpasswd.exe.exe windows:1 windows x86 arch:x86
a1750d7b3ec33bc47fd97f1c4db89efe
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
RtlUnwind
crtdll
__GetMainArgs
exit
getchar
gets
memcpy
memset
printf
raise
signal
strcat
strcmp
strncat
strncmp
Sections
.text Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 132B
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.data Size: 168B - Virtual size: 168B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 528B - Virtual size: 528B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
-
sdbot_syn_secure_1/tools/mkpasswd.tar.gz.gz
-
mkpasswd.tar.tar
-
crypt.h
-
main.elf linux x86
-
main.c
-
md5.c
-
md5sum.c
-
sdbot_syn_secure_1/tools/upx.exe.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
L Size: - Virtual size: 112KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
T Size: 79KB - Virtual size: 80KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX2 Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rol Size: - Virtual size: 1B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE