modiloader | 7c85f1aa39a1a12e2e1bf9d3b4b9f56e76304ce8efd332373f8404897b157a5a

Analysis

max time kernel
130s
max time network
93s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
16-05-2023 11:24

Target

z1Xkptgkzbdmjptt.exe
Size

841KB
MD5

1ba791c7a5b6862922b4748e6193ecd9
SHA1

dbeab14ef5a7d6d869f1df053e1efb9244e2e9b1
SHA256

7c85f1aa39a1a12e2e1bf9d3b4b9f56e76304ce8efd332373f8404897b157a5a
SHA512

328491e87cb149feb1e4787e7db57534539f0ac304ae4fb8380823953a13cce1560991d4ec3c1032cdc55eb1e192b0acbf40b9828a150fc0632d430734463c56
SSDEEP

12288:IEaSIJxsS4ISFSs417nXbaGBazVb8N0K1WqN:/F0mcSFS77LaG6VIEg

Score

10^/10

modiloader trojan

ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader

ModiLoader Second Stage 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/988-54-0x0000000000290000-0x00000000002C2000-memory.dmp	modiloader_stage2

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1724 988 WerFault.exe z1Xkptgkzbdmjptt.exe
Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.

Processes:

description flow ioc

HTTP User-Agent header 2 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

pid	pid_target	process	target process
1724	988	WerFault.exe	z1Xkptgkzbdmjptt.exe

description	flow	ioc
HTTP User-Agent header	2	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

z1Xkptgkzbdmjptt.exe

description	pid	process	target process
PID 988 wrote to memory of 1724	988	z1Xkptgkzbdmjptt.exe	WerFault.exe
PID 988 wrote to memory of 1724	988	z1Xkptgkzbdmjptt.exe	WerFault.exe
PID 988 wrote to memory of 1724	988	z1Xkptgkzbdmjptt.exe	WerFault.exe
PID 988 wrote to memory of 1724	988	z1Xkptgkzbdmjptt.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\z1Xkptgkzbdmjptt.exe
"C:\Users\Admin\AppData\Local\Temp\z1Xkptgkzbdmjptt.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:988

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 988 -s 736
2⤵
- Program crash
PID:1724

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
Filesize
62KB

MD5
3ac860860707baaf32469fa7cc7c0192

SHA1
c33c2acdaba0e6fa41fd2f00f186804722477639

SHA256
d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904

SHA512
d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar5FB5.tmp
Filesize
164KB

MD5
4ff65ad929cd9a367680e0e5b1c08166

SHA1
c0af0d4396bd1f15c45f39d3b849ba444233b3a2

SHA256
c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6

SHA512
f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

Download Submit
memory/988-54-0x0000000000290000-0x00000000002C2000-memory.dmp

Filesize
200KB

Download
memory/988-56-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/988-57-0x0000000000400000-0x00000000004D7000-memory.dmp

Filesize
860KB

Download