0b74cb9ebba0cf222cb5d393458208ac7ddde08f07c3a80681e19efe3c380743

Analysis

max time kernel
147s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28-09-2024 15:26

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General

Target

fc974d62c90f8074a9a7895c7f88104a_JaffaCakes118.exe
Size

84KB
MD5

fc974d62c90f8074a9a7895c7f88104a
SHA1

80d9daedcad45585f6151aedcb5988cfeda192fb
SHA256

0b74cb9ebba0cf222cb5d393458208ac7ddde08f07c3a80681e19efe3c380743
SHA512

56d53ad41a3c5330a5b6343b2a6551c42efd0cf2a0e103f3489a751202b88feb7487598199d6428ca08a9d7173e4ab0fa745e6cc01fd9982bcfb865e3e606da9
SSDEEP

1536:mG4O2brychFx2t5ZldLKFe1uVZk1vQIQIro9xqzyJvBR+U2qPgMoE6W5u2Ib:mGB2brtEJce1un+ro9xuyJJ52UBoEL56

Score

7^/10

discovery upx

Malware Config

Signatures

Executes dropped EXE 10 IoCs

pid	Process
2316	sysinfos.exe
2920	sysinfos.exe
1396	sysinfos.exe
2304	sysinfos.exe
1484	sysinfos.exe
2312	sysinfos.exe
2172	sysinfos.exe
1204	sysinfos.exe
1604	sysinfos.exe
916	sysinfos.exe

Loads dropped DLL 20 IoCs

pid	Process
2440	fc974d62c90f8074a9a7895c7f88104a_JaffaCakes118.exe
2440	fc974d62c90f8074a9a7895c7f88104a_JaffaCakes118.exe
2316	sysinfos.exe
2316	sysinfos.exe
2920	sysinfos.exe
2920	sysinfos.exe
1396	sysinfos.exe
1396	sysinfos.exe
2304	sysinfos.exe
2304	sysinfos.exe
1484	sysinfos.exe
1484	sysinfos.exe
2312	sysinfos.exe
2312	sysinfos.exe
2172	sysinfos.exe
2172	sysinfos.exe
1204	sysinfos.exe
1204	sysinfos.exe
1604	sysinfos.exe
1604	sysinfos.exe

Drops file in System32 directory 22 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\sysinfos.exe	sysinfos.exe
File opened for modification	C:\Windows\SysWOW64\sysinfos.exe	sysinfos.exe
File created	C:\Windows\SysWOW64\sysinfos.exe	sysinfos.exe
File created	C:\Windows\SysWOW64\sysinfos.exe	sysinfos.exe
File opened for modification	C:\Windows\SysWOW64\sysinfos.exe	sysinfos.exe
File created	C:\Windows\SysWOW64\sysinfos.exe	sysinfos.exe
File created	C:\Windows\SysWOW64\sysinfos.exe	sysinfos.exe
File created	C:\Windows\SysWOW64\sysinfos.exe	sysinfos.exe
File opened for modification	C:\Windows\SysWOW64\sysinfos.exe	sysinfos.exe
File opened for modification	C:\Windows\SysWOW64\sysinfos.exe	sysinfos.exe
File opened for modification	C:\Windows\SysWOW64\sysinfos.exe	sysinfos.exe
File created	C:\Windows\SysWOW64\sysinfos.exe	sysinfos.exe
File opened for modification	C:\Windows\SysWOW64\sysinfos.exe	sysinfos.exe
File opened for modification	C:\Windows\SysWOW64\sysinfos.exe	sysinfos.exe
File created	C:\Windows\SysWOW64\sysinfos.exe	sysinfos.exe
File created	C:\Windows\SysWOW64\sysinfos.exe	sysinfos.exe
File created	C:\Windows\SysWOW64\sysinfos.exe	fc974d62c90f8074a9a7895c7f88104a_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\sysinfos.exe	fc974d62c90f8074a9a7895c7f88104a_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\sysinfos.exe	sysinfos.exe
File opened for modification	C:\Windows\SysWOW64\sysinfos.exe	sysinfos.exe
File created	C:\Windows\SysWOW64\sysinfos.exe	sysinfos.exe
File opened for modification	C:\Windows\SysWOW64\sysinfos.exe	sysinfos.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2440-2-0x0000000000400000-0x00000000004D4E4B-memory.dmp	upx
behavioral1/files/0x0007000000012116-13.dat	upx
behavioral1/memory/2920-26-0x0000000000400000-0x00000000004D4E4B-memory.dmp	upx
behavioral1/memory/2920-34-0x0000000002990000-0x0000000002A65000-memory.dmp	upx
behavioral1/memory/1204-84-0x0000000000400000-0x00000000004D4E4B-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 11 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	sysinfos.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sysinfos.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sysinfos.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sysinfos.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sysinfos.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sysinfos.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sysinfos.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fc974d62c90f8074a9a7895c7f88104a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sysinfos.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sysinfos.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sysinfos.exe

Suspicious use of WriteProcessMemory 40 IoCs

description	pid	Process	procid_target
PID 2440 wrote to memory of 2316	2440	fc974d62c90f8074a9a7895c7f88104a_JaffaCakes118.exe	30
PID 2440 wrote to memory of 2316	2440	fc974d62c90f8074a9a7895c7f88104a_JaffaCakes118.exe	30
PID 2440 wrote to memory of 2316	2440	fc974d62c90f8074a9a7895c7f88104a_JaffaCakes118.exe	30
PID 2440 wrote to memory of 2316	2440	fc974d62c90f8074a9a7895c7f88104a_JaffaCakes118.exe	30
PID 2316 wrote to memory of 2920	2316	sysinfos.exe	32
PID 2316 wrote to memory of 2920	2316	sysinfos.exe	32
PID 2316 wrote to memory of 2920	2316	sysinfos.exe	32
PID 2316 wrote to memory of 2920	2316	sysinfos.exe	32
PID 2920 wrote to memory of 1396	2920	sysinfos.exe	33
PID 2920 wrote to memory of 1396	2920	sysinfos.exe	33
PID 2920 wrote to memory of 1396	2920	sysinfos.exe	33
PID 2920 wrote to memory of 1396	2920	sysinfos.exe	33
PID 1396 wrote to memory of 2304	1396	sysinfos.exe	34
PID 1396 wrote to memory of 2304	1396	sysinfos.exe	34
PID 1396 wrote to memory of 2304	1396	sysinfos.exe	34
PID 1396 wrote to memory of 2304	1396	sysinfos.exe	34
PID 2304 wrote to memory of 1484	2304	sysinfos.exe	35
PID 2304 wrote to memory of 1484	2304	sysinfos.exe	35
PID 2304 wrote to memory of 1484	2304	sysinfos.exe	35
PID 2304 wrote to memory of 1484	2304	sysinfos.exe	35
PID 1484 wrote to memory of 2312	1484	sysinfos.exe	36
PID 1484 wrote to memory of 2312	1484	sysinfos.exe	36
PID 1484 wrote to memory of 2312	1484	sysinfos.exe	36
PID 1484 wrote to memory of 2312	1484	sysinfos.exe	36
PID 2312 wrote to memory of 2172	2312	sysinfos.exe	37
PID 2312 wrote to memory of 2172	2312	sysinfos.exe	37
PID 2312 wrote to memory of 2172	2312	sysinfos.exe	37
PID 2312 wrote to memory of 2172	2312	sysinfos.exe	37
PID 2172 wrote to memory of 1204	2172	sysinfos.exe	38
PID 2172 wrote to memory of 1204	2172	sysinfos.exe	38
PID 2172 wrote to memory of 1204	2172	sysinfos.exe	38
PID 2172 wrote to memory of 1204	2172	sysinfos.exe	38
PID 1204 wrote to memory of 1604	1204	sysinfos.exe	39
PID 1204 wrote to memory of 1604	1204	sysinfos.exe	39
PID 1204 wrote to memory of 1604	1204	sysinfos.exe	39
PID 1204 wrote to memory of 1604	1204	sysinfos.exe	39
PID 1604 wrote to memory of 916	1604	sysinfos.exe	40
PID 1604 wrote to memory of 916	1604	sysinfos.exe	40
PID 1604 wrote to memory of 916	1604	sysinfos.exe	40
PID 1604 wrote to memory of 916	1604	sysinfos.exe	40

C:\Users\Admin\AppData\Local\Temp\fc974d62c90f8074a9a7895c7f88104a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fc974d62c90f8074a9a7895c7f88104a_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2440
- C:\Windows\SysWOW64\sysinfos.exe
  C:\Windows\system32\sysinfos.exe 456 "C:\Users\Admin\AppData\Local\Temp\fc974d62c90f8074a9a7895c7f88104a_JaffaCakes118.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2316
- - C:\Windows\SysWOW64\sysinfos.exe
    C:\Windows\system32\sysinfos.exe 508 "C:\Windows\SysWOW64\sysinfos.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2920
  - - C:\Windows\SysWOW64\sysinfos.exe
      C:\Windows\system32\sysinfos.exe 520 "C:\Windows\SysWOW64\sysinfos.exe"
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Drops file in System32 directory
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:1396
    - - C:\Windows\SysWOW64\sysinfos.exe
        
        C:\Windows\system32\sysinfos.exe 512 "C:\Windows\SysWOW64\sysinfos.exe"
        5⤵
        Executes dropped EXE
        Loads dropped DLL
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2304
      - C:\Windows\SysWOW64\sysinfos.exe
        
        C:\Windows\system32\sysinfos.exe 528 "C:\Windows\SysWOW64\sysinfos.exe"
        6⤵
        Executes dropped EXE
        Loads dropped DLL
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1484
        
        C:\Windows\SysWOW64\sysinfos.exe
        
        C:\Windows\system32\sysinfos.exe 516 "C:\Windows\SysWOW64\sysinfos.exe"
        7⤵
        Executes dropped EXE
        Loads dropped DLL
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2312
        
        C:\Windows\SysWOW64\sysinfos.exe
        
        C:\Windows\system32\sysinfos.exe 524 "C:\Windows\SysWOW64\sysinfos.exe"
        8⤵
        Executes dropped EXE
        Loads dropped DLL
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2172
        
        C:\Windows\SysWOW64\sysinfos.exe
        
        C:\Windows\system32\sysinfos.exe 532 "C:\Windows\SysWOW64\sysinfos.exe"
        9⤵
        Executes dropped EXE
        Loads dropped DLL
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1204
        
        C:\Windows\SysWOW64\sysinfos.exe
        
        C:\Windows\system32\sysinfos.exe 536 "C:\Windows\SysWOW64\sysinfos.exe"
        10⤵
        Executes dropped EXE
        Loads dropped DLL
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1604
        
        C:\Windows\SysWOW64\sysinfos.exe
        
        C:\Windows\system32\sysinfos.exe 540 "C:\Windows\SysWOW64\sysinfos.exe"
        11⤵
        Executes dropped EXE
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        
        PID:916

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\sysinfos.exe

Filesize
84KB

MD5
fc974d62c90f8074a9a7895c7f88104a

SHA1
80d9daedcad45585f6151aedcb5988cfeda192fb

SHA256
0b74cb9ebba0cf222cb5d393458208ac7ddde08f07c3a80681e19efe3c380743

SHA512
56d53ad41a3c5330a5b6343b2a6551c42efd0cf2a0e103f3489a751202b88feb7487598199d6428ca08a9d7173e4ab0fa745e6cc01fd9982bcfb865e3e606da9

Download Submit
memory/916-104-0x0000000000400000-0x00000000004D4E4B-memory.dmp

Filesize
851KB

Download
memory/1204-88-0x0000000000400000-0x00000000004D4E4B-memory.dmp

Filesize
851KB

Download
memory/1204-84-0x0000000000400000-0x00000000004D4E4B-memory.dmp

Filesize
851KB

Download
memory/1204-85-0x0000000000400000-0x00000000004D4E4B-memory.dmp

Filesize
851KB

Download
memory/1396-47-0x0000000002830000-0x0000000002905000-memory.dmp

Filesize
852KB

Download
memory/1396-43-0x0000000000400000-0x00000000004D4E4B-memory.dmp

Filesize
851KB

Download
memory/1396-41-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1396-39-0x0000000000400000-0x00000000004D4E4B-memory.dmp

Filesize
851KB

Download
memory/1396-38-0x0000000000400000-0x00000000004D4E4B-memory.dmp

Filesize
851KB

Download
memory/1396-48-0x0000000002830000-0x0000000002905000-memory.dmp

Filesize
852KB

Download
memory/1484-63-0x0000000002950000-0x0000000002A25000-memory.dmp

Filesize
852KB

Download
memory/1484-60-0x0000000000400000-0x00000000004D4E4B-memory.dmp

Filesize
851KB

Download
memory/1484-57-0x0000000000400000-0x00000000004D4E4B-memory.dmp

Filesize
851KB

Download
memory/1604-95-0x0000000000400000-0x00000000004D4E4B-memory.dmp

Filesize
851KB

Download
memory/1604-99-0x0000000002620000-0x00000000026F5000-memory.dmp

Filesize
852KB

Download
memory/1604-98-0x0000000002620000-0x00000000026F5000-memory.dmp

Filesize
852KB

Download
memory/2172-74-0x0000000000400000-0x00000000004D4E4B-memory.dmp

Filesize
851KB

Download
memory/2172-81-0x00000000027D0000-0x00000000028A5000-memory.dmp

Filesize
852KB

Download
memory/2172-83-0x00000000027D0000-0x00000000028A5000-memory.dmp

Filesize
852KB

Download
memory/2172-77-0x0000000000400000-0x00000000004D4E4B-memory.dmp

Filesize
851KB

Download
memory/2172-73-0x0000000000400000-0x00000000004D4E4B-memory.dmp

Filesize
851KB

Download
memory/2304-50-0x0000000000400000-0x00000000004D4E4B-memory.dmp

Filesize
851KB

Download
memory/2304-53-0x0000000000400000-0x00000000004D4E4B-memory.dmp

Filesize
851KB

Download
memory/2312-69-0x0000000000400000-0x00000000004D4E4B-memory.dmp

Filesize
851KB

Download
memory/2312-65-0x0000000000400000-0x00000000004D4E4B-memory.dmp

Filesize
851KB

Download
memory/2316-14-0x0000000000400000-0x00000000004D4E4B-memory.dmp

Filesize
851KB

Download
memory/2316-17-0x0000000000400000-0x00000000004D4E4B-memory.dmp

Filesize
851KB

Download
memory/2316-18-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2440-0-0x0000000000400000-0x00000000004D4E4B-memory.dmp

Filesize
851KB

Download
memory/2440-21-0x0000000000400000-0x00000000004D4E4B-memory.dmp

Filesize
851KB

Download
memory/2440-16-0x0000000002620000-0x00000000026F5000-memory.dmp

Filesize
852KB

Download
memory/2440-3-0x0000000000300000-0x0000000000301000-memory.dmp

Filesize
4KB

Download
memory/2440-2-0x0000000000400000-0x00000000004D4E4B-memory.dmp

Filesize
851KB

Download
memory/2920-26-0x0000000000400000-0x00000000004D4E4B-memory.dmp

Filesize
851KB

Download
memory/2920-29-0x0000000000300000-0x0000000000301000-memory.dmp

Filesize
4KB

Download
memory/2920-31-0x0000000000400000-0x00000000004D4E4B-memory.dmp

Filesize
851KB

Download
memory/2920-34-0x0000000002990000-0x0000000002A65000-memory.dmp

Filesize
852KB

Download
memory/2920-37-0x0000000002990000-0x0000000002A65000-memory.dmp

Filesize
852KB

Download