cb321cc14bf0fd2d936f2c9d6e62d1ebdae28b6f91e62fabbf1730d6feb21c27

Analysis

max time kernel
125s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2200	coiome.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 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)\RIJ.hta	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe
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

Launches sc.exe 1 IoCs

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

pid	Process
2924	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	attrib.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	cmd.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	attrib.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	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	cmd.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
2236	taskkill.exe

Modifies Internet Explorer settings 1 TTPs 3 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Search Page = "http://www.52cailing.com"	mshta.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\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-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://www.52cailing.com"	mshta.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000_Classes\Local Settings	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3376	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe
Token: SeDebugPrivilege	2236	taskkill.exe
Token: SeDebugPrivilege	2200	coiome.exe

Suspicious use of WriteProcessMemory 42 IoCs

description	pid	Process	procid_target
PID 3376 wrote to memory of 2480	3376	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	91
PID 3376 wrote to memory of 2480	3376	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	91
PID 3376 wrote to memory of 2480	3376	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	91
PID 3376 wrote to memory of 1288	3376	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	92
PID 3376 wrote to memory of 1288	3376	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	92
PID 3376 wrote to memory of 1288	3376	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	92
PID 1288 wrote to memory of 2236	1288	cmd.exe	94
PID 1288 wrote to memory of 2236	1288	cmd.exe	94
PID 1288 wrote to memory of 2236	1288	cmd.exe	94
PID 3376 wrote to memory of 2200	3376	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	101
PID 3376 wrote to memory of 2200	3376	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	101
PID 3376 wrote to memory of 2200	3376	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	101
PID 3376 wrote to memory of 3220	3376	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	104
PID 3376 wrote to memory of 3220	3376	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	104
PID 3376 wrote to memory of 3220	3376	0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe	104
PID 2200 wrote to memory of 3572	2200	coiome.exe	106
PID 2200 wrote to memory of 3572	2200	coiome.exe	106
PID 2200 wrote to memory of 3572	2200	coiome.exe	106
PID 3572 wrote to memory of 2924	3572	cmd.exe	108
PID 3572 wrote to memory of 2924	3572	cmd.exe	108
PID 3572 wrote to memory of 2924	3572	cmd.exe	108
PID 2200 wrote to memory of 764	2200	coiome.exe	109
PID 2200 wrote to memory of 764	2200	coiome.exe	109
PID 2200 wrote to memory of 764	2200	coiome.exe	109
PID 764 wrote to memory of 1296	764	cmd.exe	111
PID 764 wrote to memory of 1296	764	cmd.exe	111
PID 764 wrote to memory of 1296	764	cmd.exe	111
PID 2200 wrote to memory of 3432	2200	coiome.exe	113
PID 2200 wrote to memory of 3432	2200	coiome.exe	113
PID 2200 wrote to memory of 3432	2200	coiome.exe	113
PID 3432 wrote to memory of 2148	3432	cmd.exe	115
PID 3432 wrote to memory of 2148	3432	cmd.exe	115
PID 3432 wrote to memory of 2148	3432	cmd.exe	115
PID 2200 wrote to memory of 5116	2200	coiome.exe	116
PID 2200 wrote to memory of 5116	2200	coiome.exe	116
PID 2200 wrote to memory of 5116	2200	coiome.exe	116
PID 2200 wrote to memory of 1716	2200	coiome.exe	118
PID 2200 wrote to memory of 1716	2200	coiome.exe	118
PID 2200 wrote to memory of 1716	2200	coiome.exe	118
PID 2200 wrote to memory of 1212	2200	coiome.exe	120
PID 2200 wrote to memory of 1212	2200	coiome.exe	120
PID 2200 wrote to memory of 1212	2200	coiome.exe	120

Views/modifies file attributes 1 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
1296	attrib.exe
2148	attrib.exe

C:\Users\Admin\AppData\Local\Temp\0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3376
- C:\Windows\SysWOW64\mshta.exe
  "C:\Windows\SysWOW64\mshta.exe" "C:\Program Files (x86)\RIJ.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Modifies Internet Explorer start page
  PID:2480
- C:\Windows\SysWOW64\cmd.exe
  cmd /c taskkill /im coiome.exe /f
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1288
- - 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:2236
- 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:2200
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c sc delete JavaServe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3572
  - - C:\Windows\SysWOW64\sc.exe
      sc delete JavaServe
      4⤵
      Launches sc.exe
      System Location Discovery: System Language Discovery
      PID:2924
- - 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:764
  - - 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:1296
- - 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:3432
  - - 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:2148
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c del /f /s /q "%userprofile%\Cookies\*.*
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5116
- - 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:1716
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c del /f /s /q "%userprofile%\Local Settings\Temp\Cookies\*.*"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1212
- C:\Windows\SysWOW64\cmd.exe
  cmd /c del "C:\Users\Admin\AppData\Local\Temp\0849de00be1d10fc02a19dd664a8c785_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3220

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4348,i,1828333185976713750,7918646547767660928,262144 --variations-seed-version --mojo-platform-channel-handle=4408 /prefetch:8
1⤵
PID:3200

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

Query Registry

T1012

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

coiome.exe

Path C:\Program Files (x86)\Common Files\sebsbvx\coiome.exe
Size 12.0MB
SHA256 c63613067d0113946c0be80a856e85966be73547e902c7d1645494f2b2ffec72
MD5 0cb1785b8e65c837b68e5876d378f3d6
SHA1 4cb40ea1599c076da18cf9ae5239ae48ba1ccf72
SHA512 b5fb1e25d24c1618744f0f84cf53cc01ef249ba2e6288a908fc9b68c123d2ff6bc24fac8913ece509ecfb3397402512c65bb8bd4d1b892cd7cac91de72e1b520
SSDEEP 384:OA6mTF4kYwAzBictaLUmZT5VOkEFmKJZt/SdUHRuX:OAnekYwAfsZTXOkWmK/SdOC
MD5 SHA1 SHA512 SSDEEP

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RIJ.hta

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

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memory/2200-12-0x0000000000400000-0x000000000040C000-memory.dmp

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memory/3376-0-0x0000000000400000-0x000000000040C000-memory.dmp

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memory/3376-1-0x00000000001C0000-0x00000000001C1000-memory.dmp

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memory/3376-7-0x00000000001C0000-0x00000000001C1000-memory.dmp

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memory/3376-11-0x0000000000400000-0x000000000040C000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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