a476c6569d6ab92310804d5d1ac6524189d2249d33d0949a0571148730a23cc6

General

Target

c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe
Size

562KB
MD5

c06edd9c928d267ac9df727443f55448
SHA1

96e14aa66d4ea3ddd27784b82d2440ed8e2e5f8d
SHA256

a476c6569d6ab92310804d5d1ac6524189d2249d33d0949a0571148730a23cc6
SHA512

22f19d07ac4b071432ce4b63f625f2dcc934c8c7966923f67c6ed14185fd1fc246558f13b77d215a7874d7196cd32344fd8ff04bb6540ffb82fea5cc7b576d8a
SSDEEP

12288:PJM46GJC0PJ9NDkqOMtV5RMEKmSakp8nsQR6i7ijJmz:1LBn/V5RMEK1JQki73z

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2128	Spoolv.exe
1772	Spoolv.exe

Loads dropped DLL 7 IoCs

pid	Process
1668	c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe
1668	c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe
1668	c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe
1668	c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe
1992	WerFault.exe
1992	WerFault.exe
1992	WerFault.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1772-21-0x0000000000600000-0x00000000006ED000-memory.dmp	upx

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1668 set thread context of 2128	1668	c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe	30
PID 1668 set thread context of 1772	1668	c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe	31

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1992	1772	WerFault.exe	31

System Location Discovery: System Language Discovery 1 TTPs 3 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	c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Spoolv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Spoolv.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 1668 wrote to memory of 2128	1668	c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe	30
PID 1668 wrote to memory of 2128	1668	c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe	30
PID 1668 wrote to memory of 2128	1668	c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe	30
PID 1668 wrote to memory of 2128	1668	c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe	30
PID 1668 wrote to memory of 2128	1668	c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe	30
PID 1668 wrote to memory of 2128	1668	c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe	30
PID 1668 wrote to memory of 2128	1668	c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe	30
PID 1668 wrote to memory of 2128	1668	c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe	30
PID 1668 wrote to memory of 2128	1668	c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe	30
PID 1668 wrote to memory of 2128	1668	c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe	30
PID 1668 wrote to memory of 1772	1668	c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe	31
PID 1668 wrote to memory of 1772	1668	c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe	31
PID 1668 wrote to memory of 1772	1668	c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe	31
PID 1668 wrote to memory of 1772	1668	c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe	31
PID 1668 wrote to memory of 1772	1668	c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe	31
PID 1668 wrote to memory of 1772	1668	c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe	31
PID 1668 wrote to memory of 1772	1668	c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe	31
PID 1668 wrote to memory of 1772	1668	c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe	31
PID 1668 wrote to memory of 1772	1668	c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe	31
PID 1772 wrote to memory of 1992	1772	Spoolv.exe	32
PID 1772 wrote to memory of 1992	1772	Spoolv.exe	32
PID 1772 wrote to memory of 1992	1772	Spoolv.exe	32
PID 1772 wrote to memory of 1992	1772	Spoolv.exe	32

C:\Users\Admin\AppData\Local\Temp\c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c06edd9c928d267ac9df727443f55448_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1668
- C:\Users\Admin\AppData\Roaming\Spoolv.exe
  C:\Users\Admin\AppData\Roaming\Spoolv.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2128
- C:\Users\Admin\AppData\Roaming\Spoolv.exe
  C:\Users\Admin\AppData\Roaming\Spoolv.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1772
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1772 -s 36
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:1992

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

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\Roaming\Spoolv.exe

Filesize
1KB

MD5
3d9bb6f53646c6a96df819bdb471796a

SHA1
46d2d340398594f5060373f81232b82211e32825

SHA256
c0657322afdac0df459f3bc233ecf362838774a116ff8d82846914925d246e83

SHA512
b6165a7be23878cf75a70745d87767041f5a413c2f27d51440974ef205e09e10789cdc540bb504cd4cb4b857ae7d16e935fce85f1a618dde8b1f44471b661873

Download Submit
memory/1668-0-0x0000000074411000-0x0000000074412000-memory.dmp

Filesize
4KB

Download
memory/1668-2-0x0000000074410000-0x00000000749BB000-memory.dmp

Filesize
5.7MB

Download
memory/1668-5-0x0000000074410000-0x00000000749BB000-memory.dmp

Filesize
5.7MB

Download
memory/1668-24-0x0000000074410000-0x00000000749BB000-memory.dmp

Filesize
5.7MB

Download
memory/1772-23-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/1772-21-0x0000000000600000-0x00000000006ED000-memory.dmp

Filesize
948KB

Download
memory/2128-14-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2128-16-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2128-10-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download

Analysis

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