a54b1d5b536acbfc8ce5a8a8e8f753369e63face18a689da1cca4d95e8b3a4a7

General

Target

b03bb38de16d195a958f431112378287_JaffaCakes118.exe
Size

40KB
MD5

b03bb38de16d195a958f431112378287
SHA1

eb1c33d37bc7e5da3395f8d3d2e6f71c994ccf2c
SHA256

a54b1d5b536acbfc8ce5a8a8e8f753369e63face18a689da1cca4d95e8b3a4a7
SHA512

9fd883e428f526a22b782d1d7317cd78fbff0e1373325249be084121164f14a7445e44bb812d168448f3345b8cc81a8f5df9901669325936535f7cd8f59311ff
SSDEEP

768:aq9m/ZsybSg2ts4L3RLc/qjhsKmHbk1+qJ0UtHxVM:aqk/Zdic/qjh8w19JDHxa

Score

7^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

services.exe

pid process

2300 services.exe

pid	process
2300	services.exe

UPX packed file 17 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/1936-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
C:\Windows\services.exe	upx
behavioral1/memory/2300-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2300-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2300-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2300-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2300-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2300-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2300-34-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2300-35-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2300-39-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2300-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2300-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2300-48-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2300-71-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2300-72-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2300-76-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

b03bb38de16d195a958f431112378287_JaffaCakes118.exeservices.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	b03bb38de16d195a958f431112378287_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

Drops file in Windows directory 3 IoCs

Processes:

b03bb38de16d195a958f431112378287_JaffaCakes118.exe

description	ioc	process
File created	C:\Windows\services.exe	b03bb38de16d195a958f431112378287_JaffaCakes118.exe
File opened for modification	C:\Windows\java.exe	b03bb38de16d195a958f431112378287_JaffaCakes118.exe
File created	C:\Windows\java.exe	b03bb38de16d195a958f431112378287_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

b03bb38de16d195a958f431112378287_JaffaCakes118.exe

description	pid	process	target process
PID 1936 wrote to memory of 2300	1936	b03bb38de16d195a958f431112378287_JaffaCakes118.exe	services.exe
PID 1936 wrote to memory of 2300	1936	b03bb38de16d195a958f431112378287_JaffaCakes118.exe	services.exe
PID 1936 wrote to memory of 2300	1936	b03bb38de16d195a958f431112378287_JaffaCakes118.exe	services.exe
PID 1936 wrote to memory of 2300	1936	b03bb38de16d195a958f431112378287_JaffaCakes118.exe	services.exe

C:\Users\Admin\AppData\Local\Temp\b03bb38de16d195a958f431112378287_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b03bb38de16d195a958f431112378287_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1936

C:\Windows\services.exe
"C:\Windows\services.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
PID:2300

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpD339.tmp
Filesize
40KB

MD5
c895a7bb5132c5257cd241b28ab27cfd

SHA1
47d6aaf9b1efc35a52dd3d4e2450614fdb89c286

SHA256
3438021a7053e8ea9103c7d0a2466937295e721bd95c104a192715c477cde2aa

SHA512
3ccef3340fe4ed546fe2c9466559f3530b5ab4653d50c1031c0b47514485dc8a5a1054b0b6bb9acf0da6fb1864fece5c2ad710c1bd2f51e4fcbf4c6a80359f69

Download Submit
C:\Users\Admin\AppData\Local\Temp\zincite.log
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
C:\Users\Admin\AppData\Local\Temp\zincite.log
Filesize
1KB

MD5
6cc47d147228cb4d6153a9c1b79ca679

SHA1
79c73090a9e74a4893f1126417d3b8f3737b6047

SHA256
2956a4ee7a31ae2acc93db82d48fc41f4d5cc579a246797c1abebd1352cd384c

SHA512
92a5e3c2d773ce22ee4e355c3286df6c48784134d2c66784aaea2c0af92d0355017af72776810c3f9a16b88f0d1b201aa6d58949816585cdd6c3a2a1e16e6875

Download Submit
C:\Windows\services.exe
Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1936-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1936-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1936-0-0x0000000000500000-0x000000000050D000-memory.dmp

Filesize
52KB

Download
memory/2300-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-34-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-35-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-39-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-48-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-71-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-72-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-76-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads