Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
19-05-2024 12:37
Static task
static1
Behavioral task
behavioral1
Sample
5a0ff9ac2b1f64038aaeb077e4c7daca_JaffaCakes118.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
5a0ff9ac2b1f64038aaeb077e4c7daca_JaffaCakes118.exe
Resource
win10v2004-20240508-en
General
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Target
5a0ff9ac2b1f64038aaeb077e4c7daca_JaffaCakes118.exe
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Size
389KB
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MD5
5a0ff9ac2b1f64038aaeb077e4c7daca
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SHA1
39d389ac45a1f2736d8b5958005c506ddeb9dc7b
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SHA256
ed995d2142c3bf0e319996e4608c6f3a2fe9573d34b29dbbc2ed1e6bc9b27245
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SHA512
7b16d5df1a860908b0ac0fbcfa59601eab8771d6afbec2eba8126fd1253f627b918ab0bdbc3b92f92b3812d1b205d82463edf263319224fd9ce36785944460ec
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SSDEEP
12288:hY2ogHxQhEEL/xdbe2Xjnh1vuyTWnlxc3ouxsxj:vpHxQOYDzTTuyLouxKj
Malware Config
Signatures
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ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
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Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
mshta.exedescription pid pid_target process target process Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4400 2136 mshta.exe -
ModiLoader Second Stage 9 IoCs
Processes:
resource yara_rule behavioral2/memory/4520-0-0x0000000000400000-0x000000000046A120-memory.dmp modiloader_stage2 behavioral2/memory/4520-2-0x0000000000400000-0x000000000046A120-memory.dmp modiloader_stage2 behavioral2/memory/4520-3-0x0000000002310000-0x00000000023EC000-memory.dmp modiloader_stage2 behavioral2/memory/4520-6-0x0000000002310000-0x00000000023EC000-memory.dmp modiloader_stage2 behavioral2/memory/4520-7-0x0000000002310000-0x00000000023EC000-memory.dmp modiloader_stage2 behavioral2/memory/4520-5-0x0000000002310000-0x00000000023EC000-memory.dmp modiloader_stage2 behavioral2/memory/4520-4-0x0000000002310000-0x00000000023EC000-memory.dmp modiloader_stage2 behavioral2/memory/4520-8-0x0000000002310000-0x00000000023EC000-memory.dmp modiloader_stage2 behavioral2/memory/4520-9-0x0000000002310000-0x00000000023EC000-memory.dmp modiloader_stage2 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
mshta.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation mshta.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
powershell.exepid process 2536 powershell.exe 2536 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 2536 powershell.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
mshta.exedescription pid process target process PID 4400 wrote to memory of 2536 4400 mshta.exe powershell.exe PID 4400 wrote to memory of 2536 4400 mshta.exe powershell.exe PID 4400 wrote to memory of 2536 4400 mshta.exe powershell.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5a0ff9ac2b1f64038aaeb077e4c7daca_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\5a0ff9ac2b1f64038aaeb077e4c7daca_JaffaCakes118.exe"1⤵PID:4520
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C:\Windows\system32\mshta.exe"C:\Windows\system32\mshta.exe" javascript:B3ofue0="iK";Wo2=new%20ActiveXObject("WScript.Shell");NvUys3="w2sd";HaP2v=Wo2.RegRead("HKCU\\software\\fMXzpBtb\\DHbKiRS");rUS5lAv="5SUqyTkb";eval(HaP2v);aUZ6AT="23sw";1⤵
- Process spawned unexpected child process
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4400 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" iex $env:fldaocq2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2536
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82