cb321cc14bf0fd2d936f2c9d6e62d1ebdae28b6f91e62fabbf1730d6feb21c27

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
02/10/2024, 01:38

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General

Target
0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe
Size 17KB
Sample241002-b2tcxavbme
SHA256 cb321cc14bf0fd2d936f2c9d6e62d1ebdae28b6f91e62fabbf1730d6feb21c27
MD5 0849de00be1d10fc02a19dd664a8c785
SHA1 a1502d2bddfb5c4df75cdc52f6fce68a5072634e
SHA512 a738f3627819ad8b86a479bcdad67c25849a7ea635fd7ead71e0472c520070a610ce1f87b6b86d3cb7da868fb5b1dc0f8016ae3723d43fe6a845dc9013c4edcc
SSDEEP 384:OA6mTF4kYwAzBictaLUmZT5VOkEFmKJZt/SdUHRuh:OAnekYwAfsZTXOkWmK/SdOo
MD5 SHA1 SHA512 SSDEEP

Score

8^/10

defense_evasion discovery evasion execution persistence

Malware Config

Signatures

Stops running service(s) 4 TTPs
evasion execution

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Service Execution
T1569.002

Deletes itself 1 IoCs

pid	Process
1792	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2932	coiome.exe

Loads dropped DLL 2 IoCs

pid	Process
2520	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe
2520	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 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\safe360 = "C:\\Program Files\\Common Files\\sessavx\\coiome.exe"	mshta.exe

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Common Files\sebsbvx\coiome.exe	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\Common Files\sebsbvx\coiome.exe	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\Common Files\sebsbvx	coiome.exe
File opened for modification	C:\Program Files (x86)\Common Files\sebsbvx	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe
File created	C:\Program Files (x86)\BOD.hta	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
3008	sc.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 15 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	coiome.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mshta.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
2920	taskkill.exe

Modifies Internet Explorer settings 1 TTPs 3 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Internet Explorer\Main\Search Page = "http://www.52cailing.com"	mshta.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Internet Explorer\Main\default_page_url = "http://www.52cailing.com"	mshta.exe

Modifies Internet Explorer start page 1 TTPs 1 IoCs

stealer

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Internet Explorer\Main\Start Page = "http://www.52cailing.com"	mshta.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2520	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe
Token: SeDebugPrivilege	2920	taskkill.exe
Token: SeDebugPrivilege	2932	coiome.exe

Suspicious use of WriteProcessMemory 56 IoCs

description	pid	Process	procid_target
PID 2520 wrote to memory of 2080	2520	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	30
PID 2520 wrote to memory of 2080	2520	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	30
PID 2520 wrote to memory of 2080	2520	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	30
PID 2520 wrote to memory of 2080	2520	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	30
PID 2520 wrote to memory of 2372	2520	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	31
PID 2520 wrote to memory of 2372	2520	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	31
PID 2520 wrote to memory of 2372	2520	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	31
PID 2520 wrote to memory of 2372	2520	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	31
PID 2372 wrote to memory of 2920	2372	cmd.exe	33
PID 2372 wrote to memory of 2920	2372	cmd.exe	33
PID 2372 wrote to memory of 2920	2372	cmd.exe	33
PID 2372 wrote to memory of 2920	2372	cmd.exe	33
PID 2520 wrote to memory of 2932	2520	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	35
PID 2520 wrote to memory of 2932	2520	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	35
PID 2520 wrote to memory of 2932	2520	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	35
PID 2520 wrote to memory of 2932	2520	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	35
PID 2520 wrote to memory of 1792	2520	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	36
PID 2520 wrote to memory of 1792	2520	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	36
PID 2520 wrote to memory of 1792	2520	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	36
PID 2520 wrote to memory of 1792	2520	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	36
PID 2932 wrote to memory of 3000	2932	coiome.exe	40
PID 2932 wrote to memory of 3000	2932	coiome.exe	40
PID 2932 wrote to memory of 3000	2932	coiome.exe	40
PID 2932 wrote to memory of 3000	2932	coiome.exe	40
PID 3000 wrote to memory of 3008	3000	cmd.exe	42
PID 3000 wrote to memory of 3008	3000	cmd.exe	42
PID 3000 wrote to memory of 3008	3000	cmd.exe	42
PID 3000 wrote to memory of 3008	3000	cmd.exe	42
PID 2932 wrote to memory of 1372	2932	coiome.exe	43
PID 2932 wrote to memory of 1372	2932	coiome.exe	43
PID 2932 wrote to memory of 1372	2932	coiome.exe	43
PID 2932 wrote to memory of 1372	2932	coiome.exe	43
PID 1372 wrote to memory of 1460	1372	cmd.exe	45
PID 1372 wrote to memory of 1460	1372	cmd.exe	45
PID 1372 wrote to memory of 1460	1372	cmd.exe	45
PID 1372 wrote to memory of 1460	1372	cmd.exe	45
PID 2932 wrote to memory of 2596	2932	coiome.exe	46
PID 2932 wrote to memory of 2596	2932	coiome.exe	46
PID 2932 wrote to memory of 2596	2932	coiome.exe	46
PID 2932 wrote to memory of 2596	2932	coiome.exe	46
PID 2596 wrote to memory of 2872	2596	cmd.exe	48
PID 2596 wrote to memory of 2872	2596	cmd.exe	48
PID 2596 wrote to memory of 2872	2596	cmd.exe	48
PID 2596 wrote to memory of 2872	2596	cmd.exe	48
PID 2932 wrote to memory of 2944	2932	coiome.exe	49
PID 2932 wrote to memory of 2944	2932	coiome.exe	49
PID 2932 wrote to memory of 2944	2932	coiome.exe	49
PID 2932 wrote to memory of 2944	2932	coiome.exe	49
PID 2932 wrote to memory of 1660	2932	coiome.exe	51
PID 2932 wrote to memory of 1660	2932	coiome.exe	51
PID 2932 wrote to memory of 1660	2932	coiome.exe	51
PID 2932 wrote to memory of 1660	2932	coiome.exe	51
PID 2932 wrote to memory of 756	2932	coiome.exe	53
PID 2932 wrote to memory of 756	2932	coiome.exe	53
PID 2932 wrote to memory of 756	2932	coiome.exe	53
PID 2932 wrote to memory of 756	2932	coiome.exe	53

Views/modifies file attributes 1 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
1460	attrib.exe
2872	attrib.exe

C:\Users\Admin\AppData\Local\Temp\0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2520
- C:\Windows\SysWOW64\mshta.exe
  "C:\Windows\SysWOW64\mshta.exe" "C:\Program Files (x86)\BOD.hta"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Modifies Internet Explorer start page
  PID:2080
- C:\Windows\SysWOW64\cmd.exe
  cmd /c taskkill /im coiome.exe /f
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2372
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im coiome.exe /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2920
- C:\Program Files (x86)\Common Files\sebsbvx\coiome.exe
  "C:\Program Files (x86)\Common Files\sebsbvx\coiome.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2932
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c sc delete JavaServe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3000
  - - C:\Windows\SysWOW64\sc.exe
      sc delete JavaServe
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:3008
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -h -s -r -a "%userprofile%\Cookies\*.*"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1372
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -h -s -r -a "C:\Users\Admin\Cookies\*.*"
      4⤵
      System Location Discovery: System Language Discovery
      Views/modifies file attributes
      PID:1460
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c attrib -h -s -r -a "%userprofile%\Local Settings\Temp\Cookies\*.*"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2596
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -h -s -r -a "C:\Users\Admin\Local Settings\Temp\Cookies\*.*"
      4⤵
      System Location Discovery: System Language Discovery
      Views/modifies file attributes
      PID:2872
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c del /f /s /q "%userprofile%\Cookies\*.*
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2944
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c del /f /s /q "%userprofile%\Local Settings\Temporary Internet Files\*.*"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1660
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c del /f /s /q "%userprofile%\Local Settings\Temp\Cookies\*.*"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:756
- C:\Windows\SysWOW64\cmd.exe
  cmd /c del "C:\Users\Admin\AppData\Local\Temp\0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:1792

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

System Services

T1569

Service Execution

T1569.002

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Impair Defenses

T1562

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

T1489

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Downloads

BOD.hta

Path C:\Program Files (x86)\BOD.hta
Size 803B
SHA256 e98f0cd52363340d16c8ce395c357c2efee31220cab0f6e5492150d29f9ca3b5
MD5 1454659eaa4cec1268ca9cd11e299f2f
SHA1 adc5a06e3ea83fe42241504431db4a3c2aa3424d
SHA512 7e96323e72b856a42e11fb47c27decf6afca56ede0609f0c2debf9e167869091c3c50c024dd33650ff1dd20b6ec03e1dd190ff3d7b01e2562d9ac9546611bd76
MD5 SHA1 SHA512

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coiome.exe

Path \Program Files (x86)\Common Files\sebsbvx\coiome.exe
Size 12.0MB
SHA256 6aed80ecd8ee3edeba3bd6452bfd4aaac1ac1b0b7ea1bfcd632d68bb451e64ae
MD5 35fcb4a5c4329d6d2367e65ab9296b9f
SHA1 b074f7ace9d2a11a41c88cbf09edbaa676c24bb6
SHA512 a9c94b82b528b9e163b3a82a26f859dc17fdf078eb0d2ba66bb2bc9c1086df0373fb0c6fbe6ff67ea0e8134b8aa7ae5332ee5c937b82b9c97a0a08e2cd568117
SSDEEP 384:OA6mTF4kYwAzBictaLUmZT5VOkEFmKJZt/SdUHRu7:OAnekYwAfsZTXOkWmK/SdOi
MD5 SHA1 SHA512 SSDEEP

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memory/2520-0-0x0000000000400000-0x000000000040C000-memory.dmp

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memory/2520-1-0x0000000000020000-0x0000000000021000-memory.dmp

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memory/2520-7-0x0000000000020000-0x0000000000021000-memory.dmp

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memory/2520-15-0x0000000000340000-0x000000000034C000-memory.dmp

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memory/2520-17-0x0000000000400000-0x000000000040C000-memory.dmp

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memory/2932-16-0x0000000000400000-0x000000000040C000-memory.dmp

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memory/2932-18-0x0000000000400000-0x000000000040C000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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