03b9de03556e9f0189fa8763913c458eb714c0044d19bd396cd8433cc982cee2

General

Target

684a5897845b7b545a8dc6ef6083f382_JaffaCakes118.exe
Size

242KB
MD5

684a5897845b7b545a8dc6ef6083f382
SHA1

6af48c5784d37193666611a63b5facbb0fb0fc30
SHA256

03b9de03556e9f0189fa8763913c458eb714c0044d19bd396cd8433cc982cee2
SHA512

7733bfc990de401910df93cb1893183b2559e57db116a02810b494c34c485810b4d081737a11daf5cf6584f63f1de9e2d9c7e6c411d7a45188505fe29efe3004
SSDEEP

6144:l0btAc58Us34ok5i02fVfzWfyXJCmzq5oDuoakRWuc6Lw+o:oAc58UG4ok5i5dfafyXJp5DuoaHulL

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4216	tmpUI32drv.exe

Loads dropped DLL 3 IoCs

pid	Process
3448	rundll32.exe
3448	rundll32.exe
3448	rundll32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1824	3448	WerFault.exe	85

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	684a5897845b7b545a8dc6ef6083f382_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpUI32drv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3700 wrote to memory of 4216	3700	684a5897845b7b545a8dc6ef6083f382_JaffaCakes118.exe	84
PID 3700 wrote to memory of 4216	3700	684a5897845b7b545a8dc6ef6083f382_JaffaCakes118.exe	84
PID 3700 wrote to memory of 4216	3700	684a5897845b7b545a8dc6ef6083f382_JaffaCakes118.exe	84
PID 4216 wrote to memory of 3448	4216	tmpUI32drv.exe	85
PID 4216 wrote to memory of 3448	4216	tmpUI32drv.exe	85
PID 4216 wrote to memory of 3448	4216	tmpUI32drv.exe	85

C:\Users\Admin\AppData\Local\Temp\684a5897845b7b545a8dc6ef6083f382_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\684a5897845b7b545a8dc6ef6083f382_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3700
- C:\Users\Admin\AppData\Roaming\tmpUI32drv\tmpUI32drv.exe
  C:\Users\Admin\AppData\Roaming\tmpUI32drv\tmpUI32drv.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4216
- - C:\Windows\SysWOW64\rundll32.exe
    C:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Roaming\TMPUI3~1\TMPUI3~1.DLL 000
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:3448
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3448 -s 744
      4⤵
      Program crash
      PID:1824

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 3448 -ip 3448
1⤵
PID:1160

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

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\Roaming\tmpUI32drv\lnrstlhc.dll

Filesize
160KB

MD5
354d5368b50e0b4df0b3275d4192b4de

SHA1
b7ee6ce0ab5be105e61355be6cb54f8cb3873d39

SHA256
be9246e36047d288ddfaa4123318ded364303a509aaf7f2ca3564f6845ecb2fd

SHA512
90031b2e575b669eaf5c710371c5b60020a762b869db354a9e816cd63b67ac153f9d33106ca91876275c0d6be741688c7e67402cb06fbdf3a68c25d37e5f08e9

Download Submit
C:\Users\Admin\AppData\Roaming\tmpUI32drv\tmpUI32drv.dll

Filesize
232KB

MD5
6d8a2a064162d18f86bb9f6fe5e79871

SHA1
0056904c17369599d0611927690e5fdbafe0d26b

SHA256
1c4b52967d5c83c21f3347d70223cdb1c86c51b0eb62614f4368c605baebbed9

SHA512
38de17001d850acee48df79a9eda7632d3cdfc2bc92be4ea19174e743e30a0eb66d53a4f86af2d6d44c6f2e08720efad33208bc62ec349df93f34438d3066390

Download Submit
C:\Users\Admin\AppData\Roaming\tmpUI32drv\tmpUI32drv.exe

Filesize
242KB

MD5
684a5897845b7b545a8dc6ef6083f382

SHA1
6af48c5784d37193666611a63b5facbb0fb0fc30

SHA256
03b9de03556e9f0189fa8763913c458eb714c0044d19bd396cd8433cc982cee2

SHA512
7733bfc990de401910df93cb1893183b2559e57db116a02810b494c34c485810b4d081737a11daf5cf6584f63f1de9e2d9c7e6c411d7a45188505fe29efe3004

Download Submit
memory/3448-27-0x0000000010000000-0x0000000010043000-memory.dmp

Filesize
268KB

Download
memory/3448-31-0x0000000001500000-0x0000000001501000-memory.dmp

Filesize
4KB

Download
memory/3448-32-0x0000000010000000-0x0000000010043000-memory.dmp

Filesize
268KB

Download
memory/3448-33-0x0000000002D00000-0x0000000002D2A000-memory.dmp

Filesize
168KB

Download
memory/3448-16-0x0000000010000000-0x0000000010043000-memory.dmp

Filesize
268KB

Download
memory/3448-17-0x0000000010000000-0x0000000010043000-memory.dmp

Filesize
268KB

Download
memory/3448-26-0x0000000002D00000-0x0000000002D2A000-memory.dmp

Filesize
168KB

Download
memory/3448-25-0x0000000002D00000-0x0000000002D2A000-memory.dmp

Filesize
168KB

Download
memory/3448-29-0x0000000002D00000-0x0000000002D2A000-memory.dmp

Filesize
168KB

Download
memory/3448-28-0x0000000010001000-0x0000000010006000-memory.dmp

Filesize
20KB

Download
memory/3448-30-0x0000000001500000-0x0000000001501000-memory.dmp

Filesize
4KB

Download
memory/3700-1-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/3700-2-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

Download
memory/3700-0-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/3700-9-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/4216-11-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/4216-13-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download

Analysis

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