b11203cdac8a0b911bb23d25e7606c2d6f66df6e5bd0e9623121bd65cf21dbd9

General

Target

ddce3393609ad8b3350740e60d267910_JaffaCakes118.exe
Size

13KB
MD5

ddce3393609ad8b3350740e60d267910
SHA1

595a5a8dfdba45c0050142b952b26b2aa4b40b4d
SHA256

b11203cdac8a0b911bb23d25e7606c2d6f66df6e5bd0e9623121bd65cf21dbd9
SHA512

26f5799aeb7e416f9d6cdc30846a1967102fb7ba2d54ed069c38f587a0976102d15523f2624be8bd8151023be9e426eb10f40f89f5532c07950b892b31599ec1
SSDEEP

384:SqEmyBu4neLUYX+OdBobH1hB88tQX5ufnZVuyg:NfyBubUDZzF8aQX0nZV

Score

8^/10

discovery persistence privilege_escalation upx

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

Deletes itself 1 IoCs

pid	Process
2800	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2016	kandaofk.exe

Loads dropped DLL 2 IoCs

pid	Process
2568	ddce3393609ad8b3350740e60d267910_JaffaCakes118.exe
2568	ddce3393609ad8b3350740e60d267910_JaffaCakes118.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2568-0-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral1/files/0x0008000000015fe0-3.dat	upx
behavioral1/memory/2568-5-0x0000000000230000-0x000000000023E000-memory.dmp	upx
behavioral1/memory/2568-12-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral1/memory/2016-15-0x0000000000400000-0x000000000040E000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\kandaof.dll	ddce3393609ad8b3350740e60d267910_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\kandaofk.exe	ddce3393609ad8b3350740e60d267910_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\kandaofk.exe	ddce3393609ad8b3350740e60d267910_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ddce3393609ad8b3350740e60d267910_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2568 wrote to memory of 2016	2568	ddce3393609ad8b3350740e60d267910_JaffaCakes118.exe	30
PID 2568 wrote to memory of 2016	2568	ddce3393609ad8b3350740e60d267910_JaffaCakes118.exe	30
PID 2568 wrote to memory of 2016	2568	ddce3393609ad8b3350740e60d267910_JaffaCakes118.exe	30
PID 2568 wrote to memory of 2016	2568	ddce3393609ad8b3350740e60d267910_JaffaCakes118.exe	30
PID 2568 wrote to memory of 2800	2568	ddce3393609ad8b3350740e60d267910_JaffaCakes118.exe	32
PID 2568 wrote to memory of 2800	2568	ddce3393609ad8b3350740e60d267910_JaffaCakes118.exe	32
PID 2568 wrote to memory of 2800	2568	ddce3393609ad8b3350740e60d267910_JaffaCakes118.exe	32
PID 2568 wrote to memory of 2800	2568	ddce3393609ad8b3350740e60d267910_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\ddce3393609ad8b3350740e60d267910_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ddce3393609ad8b3350740e60d267910_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2568
- C:\Windows\SysWOW64\kandaofk.exe
  C:\Windows\system32\kandaofk.exe ˜‰
  2⤵
  - Executes dropped EXE
  PID:2016
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Users\Admin\AppData\Local\Temp\ddce3393609ad8b3350740e60d267910_JaffaCakes118.exe.bat
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2800

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

1

T1546

AppInit DLLs

1

T1546.010

Privilege Escalation

Event Triggered Execution

1

T1546

AppInit DLLs

1

T1546.010

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\ddce3393609ad8b3350740e60d267910_JaffaCakes118.exe.bat

Filesize
210B

MD5
2401799e6511e4644b7030beea377cab

SHA1
938f5247917c7af49c3703979192d9001d493559

SHA256
384998153e8f4fd25f9c9d79329fe177e550444e3ad93a5e2d9650f3bb99303a

SHA512
605355f62e271f6d0f972a27ffa72fbbec684e260d981fcaca0bd35297be5caa88f0af2a562c279e706b020ba22e49e86b83272aefb54491c8665dc2fd5a388a

Download Submit
\Windows\SysWOW64\kandaofk.exe

Filesize
13KB

MD5
ddce3393609ad8b3350740e60d267910

SHA1
595a5a8dfdba45c0050142b952b26b2aa4b40b4d

SHA256
b11203cdac8a0b911bb23d25e7606c2d6f66df6e5bd0e9623121bd65cf21dbd9

SHA512
26f5799aeb7e416f9d6cdc30846a1967102fb7ba2d54ed069c38f587a0976102d15523f2624be8bd8151023be9e426eb10f40f89f5532c07950b892b31599ec1

Download Submit
memory/2016-15-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2568-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2568-10-0x0000000000230000-0x000000000023E000-memory.dmp

Filesize
56KB

Download
memory/2568-5-0x0000000000230000-0x000000000023E000-memory.dmp

Filesize
56KB

Download
memory/2568-12-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2568-13-0x0000000000230000-0x000000000023E000-memory.dmp

Filesize
56KB

Download

Analysis

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