405dd042df3a215bef62d7d6c7f7a6fc1a215d882c64380f87a3ba436de24e62

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
01-07-2024 08:32

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

1a9d40f979c2e89ff475b9442dd032a0_JaffaCakes118.exe
Size

96KB
MD5

1a9d40f979c2e89ff475b9442dd032a0
SHA1

cb2a3beadaa24b416bdec3e0772fa5d0f1885df3
SHA256

405dd042df3a215bef62d7d6c7f7a6fc1a215d882c64380f87a3ba436de24e62
SHA512

59612d4a31382f13cb72e326a9c692fa04fb445ce223172578f5eab077c2412366a8a62ef7f4fd3643f2999131c422beacca0a6700c82870b14ca9d9eb13f118
SSDEEP

1536:+nRDdoT5ByBtnGxYbee2lAVJkEtQwoAzkIvc0rqVq5GnE9unGg1cQ7IoqAqLWQu0:yc5kBtGxJneJERAw9E9cFmQ7INA4t/I0

Score

7^/10

vmprotect

Malware Config

Signatures

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

2528 cmd.exe
Loads dropped DLL 4 IoCs

Processes:

rundll32.exe

pid process

2520 rundll32.exe
2520 rundll32.exe
2520 rundll32.exe
2520 rundll32.exe

pid	process
2528	cmd.exe

pid	process
2520	rundll32.exe
2520	rundll32.exe
2520	rundll32.exe
2520	rundll32.exe

VMProtect packed file 3 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

Processes:

resource	yara_rule
behavioral1/memory/2276-0-0x0000000000400000-0x0000000000441000-memory.dmp	vmprotect
behavioral1/memory/2276-1-0x0000000000400000-0x0000000000441000-memory.dmp	vmprotect
behavioral1/memory/2276-20-0x0000000000400000-0x0000000000441000-memory.dmp	vmprotect

Drops file in System32 directory 1 IoCs

Processes:

1a9d40f979c2e89ff475b9442dd032a0_JaffaCakes118.exe

description ioc process

File opened for modification C:\Windows\SysWOW64\Darkbomb.dll 1a9d40f979c2e89ff475b9442dd032a0_JaffaCakes118.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\Darkbomb.dll	1a9d40f979c2e89ff475b9442dd032a0_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

1a9d40f979c2e89ff475b9442dd032a0_JaffaCakes118.execmd.exe

description	pid	process	target process
PID 2276 wrote to memory of 1664	2276	1a9d40f979c2e89ff475b9442dd032a0_JaffaCakes118.exe	cmd.exe
PID 2276 wrote to memory of 1664	2276	1a9d40f979c2e89ff475b9442dd032a0_JaffaCakes118.exe	cmd.exe
PID 2276 wrote to memory of 1664	2276	1a9d40f979c2e89ff475b9442dd032a0_JaffaCakes118.exe	cmd.exe
PID 2276 wrote to memory of 1664	2276	1a9d40f979c2e89ff475b9442dd032a0_JaffaCakes118.exe	cmd.exe
PID 1664 wrote to memory of 2520	1664	cmd.exe	rundll32.exe
PID 1664 wrote to memory of 2520	1664	cmd.exe	rundll32.exe
PID 1664 wrote to memory of 2520	1664	cmd.exe	rundll32.exe
PID 1664 wrote to memory of 2520	1664	cmd.exe	rundll32.exe
PID 1664 wrote to memory of 2520	1664	cmd.exe	rundll32.exe
PID 1664 wrote to memory of 2520	1664	cmd.exe	rundll32.exe
PID 1664 wrote to memory of 2520	1664	cmd.exe	rundll32.exe
PID 2276 wrote to memory of 2528	2276	1a9d40f979c2e89ff475b9442dd032a0_JaffaCakes118.exe	cmd.exe
PID 2276 wrote to memory of 2528	2276	1a9d40f979c2e89ff475b9442dd032a0_JaffaCakes118.exe	cmd.exe
PID 2276 wrote to memory of 2528	2276	1a9d40f979c2e89ff475b9442dd032a0_JaffaCakes118.exe	cmd.exe
PID 2276 wrote to memory of 2528	2276	1a9d40f979c2e89ff475b9442dd032a0_JaffaCakes118.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\1a9d40f979c2e89ff475b9442dd032a0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1a9d40f979c2e89ff475b9442dd032a0_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2276

C:\Windows\SysWOW64\cmd.exe
cmd /c "c:\support338945a0.bat"
2⤵
- Suspicious use of WriteProcessMemory
PID:1664

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe Darkbomb.dll FunctionStart
3⤵
- Loads dropped DLL
PID:2520

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\1A9D40~1.EXE >> NUL
2⤵
- Deletes itself
PID:2528

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\SysWOW64\Darkbomb.dll
Filesize
42KB

MD5
cd7c4b4ea5da926d4b166b5a577c6b87

SHA1
78a18a4d1e628957221bbba7dc6a129cbffee719

SHA256
f2b482023389f42578000a3bbefaa7df0e0dae11df82ab142a111c9ba556fa40

SHA512
2ffd9ce2b1819c620bd90da87497b509114bbf8833d741ea609c4515144d2408282fd57807443b4ab47562c9721426ea3826a4e3991a182ee0777f4042433321

Download Submit
C:\support338945a0.bat
Filesize
39B

MD5
d6ad254c75599ac9ceb317d261cfe354

SHA1
f9c9bae9bdba0ea9d3c486e13cb554ec9b010909

SHA256
3142a7859b079df4a8fd3daf7a9d0057dd2c18ca302c69a6f9526ee543c9a655

SHA512
b05820cab51f66b5b8213359f0a0ddde125e3eab5fdfd196393dc805fc02fd9e72bdb1704cc0718131fc55a8b3d7cd7e54f53fa8140a187b508c443f6d85b473

Download Submit
memory/2276-0-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2276-1-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2276-20-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2520-19-0x000000001000E000-0x000000001000F000-memory.dmp

Filesize
4KB

Download
memory/2520-18-0x0000000010000000-0x0000000010012000-memory.dmp

Filesize
72KB

Download
memory/2520-21-0x0000000010000000-0x0000000010012000-memory.dmp

Filesize
72KB

Download