bdf3790c8b36caf93702966b6e790379f12179aae2291dea6d50062fee39b308

Analysis

max time kernel
148s
max time network
120s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
29-08-2024 16:02

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General

Target

c92621b96d81ceda323100409b173224_JaffaCakes118.exe
Size

198KB
MD5

c92621b96d81ceda323100409b173224
SHA1

2d266afdb07e28eb6b4dc5414c65aa9e071f19e7
SHA256

bdf3790c8b36caf93702966b6e790379f12179aae2291dea6d50062fee39b308
SHA512

7f074c94c6e26da7077703bb72be97f8db438e6aba6a632189d09a461be6e302acbfd6edd8aabf8c418918b65c305ff6ec09fe4d6b34ba6bbee9aac1100645f0
SSDEEP

3072:Nw1FQ+jW6GgmZZMSMNVtrvulngnMwNCmm08RD76YAK8tTBfV4Tq49oPX:iFjWjbghvupgMCCvuttTBN949oPX

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2296	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
1572	ArbiterSvc.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Arbiter\ArbiterSvc.exe	c92621b96d81ceda323100409b173224_JaffaCakes118.exe

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	c92621b96d81ceda323100409b173224_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ArbiterSvc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
472	Process not Found

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2224	c92621b96d81ceda323100409b173224_JaffaCakes118.exe
Token: SeDebugPrivilege	1572	ArbiterSvc.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2224 wrote to memory of 2296	2224	c92621b96d81ceda323100409b173224_JaffaCakes118.exe	29
PID 2224 wrote to memory of 2296	2224	c92621b96d81ceda323100409b173224_JaffaCakes118.exe	29
PID 2224 wrote to memory of 2296	2224	c92621b96d81ceda323100409b173224_JaffaCakes118.exe	29
PID 2224 wrote to memory of 2296	2224	c92621b96d81ceda323100409b173224_JaffaCakes118.exe	29

C:\Users\Admin\AppData\Local\Temp\c92621b96d81ceda323100409b173224_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c92621b96d81ceda323100409b173224_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2224
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\C92621~1.EXE > nul
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2296

C:\Windows\SysWOW64\Arbiter\ArbiterSvc.exe
C:\Windows\SysWOW64\Arbiter\ArbiterSvc.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1572

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

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Downloads

C:\Windows\SysWOW64\Arbiter\ArbiterSvc.exe

Filesize
198KB

MD5
c73bb0a7380515550e8de3275d5f6fd6

SHA1
f56e278e11e81c67bf3f9d9bc6eaaa9191d560a5

SHA256
89f3e766486f5aeb72ae3ef21e4aa478b83f59e349e95c48802a49c6a2739afc

SHA512
03bef5d727b97f4ab22d188206def203c458b069a4efb8ceda0b5898ca97be0f20904889c982be060b84864d9cc0868e4c4c1a41fda64df53cf8dcb939d75ad9

Download Submit
memory/2224-0-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

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