9f21bcd27ad8e9d974d3208106fc4bd589e4e6f8aec1848c33ed3e809e17133c

General

Target

f6fce8f1e99f3863794660f8e0da173f_JaffaCakes118.exe
Size

113KB
MD5

f6fce8f1e99f3863794660f8e0da173f
SHA1

703892dec8a294f0ba47dfabc0b591389be8ba3e
SHA256

9f21bcd27ad8e9d974d3208106fc4bd589e4e6f8aec1848c33ed3e809e17133c
SHA512

ec87265411f7670d786d4bdc633143e361d482fb63d5fc4667d20e2e5cc35dedb82c8362ef8c24d89f0ca1648a903a620d56dda6550fa642ad65b7d5caf115bc
SSDEEP

1536:4PFYgIzz2OQdfgB3KEkWAfN8pO2D1hjuWOmeVXQVVzL:DZzIQZk9fN8RjurfgV9

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
908	sesdessetri.exe
3956	sesdessetri.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Driver Control Manager v8.1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\sesdessetri.exe"	f6fce8f1e99f3863794660f8e0da173f_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Driver Control Manager v8.1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\sesdessetri.exe"	f6fce8f1e99f3863794660f8e0da173f_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4352 set thread context of 1544	4352	f6fce8f1e99f3863794660f8e0da173f_JaffaCakes118.exe	86
PID 908 set thread context of 3956	908	sesdessetri.exe	91

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4352-0-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/memory/4352-7-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral2/files/0x00120000000006c3-12.dat	upx
behavioral2/memory/908-25-0x0000000000400000-0x0000000000451000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 4 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	f6fce8f1e99f3863794660f8e0da173f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f6fce8f1e99f3863794660f8e0da173f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sesdessetri.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sesdessetri.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4352	f6fce8f1e99f3863794660f8e0da173f_JaffaCakes118.exe
908	sesdessetri.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 4352 wrote to memory of 1544	4352	f6fce8f1e99f3863794660f8e0da173f_JaffaCakes118.exe	86
PID 4352 wrote to memory of 1544	4352	f6fce8f1e99f3863794660f8e0da173f_JaffaCakes118.exe	86
PID 4352 wrote to memory of 1544	4352	f6fce8f1e99f3863794660f8e0da173f_JaffaCakes118.exe	86
PID 4352 wrote to memory of 1544	4352	f6fce8f1e99f3863794660f8e0da173f_JaffaCakes118.exe	86
PID 4352 wrote to memory of 1544	4352	f6fce8f1e99f3863794660f8e0da173f_JaffaCakes118.exe	86
PID 4352 wrote to memory of 1544	4352	f6fce8f1e99f3863794660f8e0da173f_JaffaCakes118.exe	86
PID 4352 wrote to memory of 1544	4352	f6fce8f1e99f3863794660f8e0da173f_JaffaCakes118.exe	86
PID 4352 wrote to memory of 1544	4352	f6fce8f1e99f3863794660f8e0da173f_JaffaCakes118.exe	86
PID 1544 wrote to memory of 908	1544	f6fce8f1e99f3863794660f8e0da173f_JaffaCakes118.exe	90
PID 1544 wrote to memory of 908	1544	f6fce8f1e99f3863794660f8e0da173f_JaffaCakes118.exe	90
PID 1544 wrote to memory of 908	1544	f6fce8f1e99f3863794660f8e0da173f_JaffaCakes118.exe	90
PID 908 wrote to memory of 3956	908	sesdessetri.exe	91
PID 908 wrote to memory of 3956	908	sesdessetri.exe	91
PID 908 wrote to memory of 3956	908	sesdessetri.exe	91
PID 908 wrote to memory of 3956	908	sesdessetri.exe	91
PID 908 wrote to memory of 3956	908	sesdessetri.exe	91
PID 908 wrote to memory of 3956	908	sesdessetri.exe	91
PID 908 wrote to memory of 3956	908	sesdessetri.exe	91
PID 908 wrote to memory of 3956	908	sesdessetri.exe	91

C:\Users\Admin\AppData\Local\Temp\f6fce8f1e99f3863794660f8e0da173f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f6fce8f1e99f3863794660f8e0da173f_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4352
- C:\Users\Admin\AppData\Local\Temp\f6fce8f1e99f3863794660f8e0da173f_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\f6fce8f1e99f3863794660f8e0da173f_JaffaCakes118.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1544
- - C:\Users\Admin\AppData\Local\Temp\sesdessetri.exe
    "C:\Users\Admin\AppData\Local\Temp\sesdessetri.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:908
  - - C:\Users\Admin\AppData\Local\Temp\sesdessetri.exe
      "C:\Users\Admin\AppData\Local\Temp\sesdessetri.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:3956

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\sesdessetri.exe

Filesize
113KB

MD5
f6fce8f1e99f3863794660f8e0da173f

SHA1
703892dec8a294f0ba47dfabc0b591389be8ba3e

SHA256
9f21bcd27ad8e9d974d3208106fc4bd589e4e6f8aec1848c33ed3e809e17133c

SHA512
ec87265411f7670d786d4bdc633143e361d482fb63d5fc4667d20e2e5cc35dedb82c8362ef8c24d89f0ca1648a903a620d56dda6550fa642ad65b7d5caf115bc

Download Submit
memory/908-25-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1544-18-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/1544-3-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/1544-5-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/1544-8-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/1544-16-0x0000000000410000-0x00000000004D9000-memory.dmp

Filesize
804KB

Download
memory/3956-29-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/3956-37-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/3956-42-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/3956-23-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/3956-26-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/3956-41-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/3956-30-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/3956-31-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/3956-32-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/3956-33-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/3956-34-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/3956-35-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/3956-36-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/3956-22-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/3956-38-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/3956-39-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/3956-40-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/4352-0-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/4352-7-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads