d9f9108b95f8a0309904b0257d05c74a6c5a93898fc60007c19e3f0c88fa59bc

General

Target

b3b683885596a5b798d8c7303042be5d_JaffaCakes118.exe
Size

336KB
MD5

b3b683885596a5b798d8c7303042be5d
SHA1

398c6d57daa6d710ec380b5c22284aabc7dcf489
SHA256

d9f9108b95f8a0309904b0257d05c74a6c5a93898fc60007c19e3f0c88fa59bc
SHA512

3a0ab3a761e6b021b73cdd06cf7bbaaa812990b389cf554034beb060b8ab90dd99968356ba51616cfbeb5f289c4eae46080451c0667b3f6894fc726bfb55b651
SSDEEP

6144:8Z9ISZXtMC0bck9VXomSVcJLsENLIaQ2G4pu3xPu6tdxDhfaGcd6yUWppsKnSxUE:U9ISt2C0FbSVgLT57hpu3xG6Lx1faTdi

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4868	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
1152	X

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1376 set thread context of 4868	1376	b3b683885596a5b798d8c7303042be5d_JaffaCakes118.exe	104

System Location Discovery: System Language Discovery 1 TTPs 1 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	b3b683885596a5b798d8c7303042be5d_JaffaCakes118.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	Explorer.EXE
Key created	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1152	X
1152	X

Suspicious use of AdjustPrivilegeToken 27 IoCs

description	pid	Process
Token: SeDebugPrivilege	1376	b3b683885596a5b798d8c7303042be5d_JaffaCakes118.exe
Token: SeShutdownPrivilege	3472	Explorer.EXE
Token: SeCreatePagefilePrivilege	3472	Explorer.EXE
Token: SeShutdownPrivilege	3472	Explorer.EXE
Token: SeCreatePagefilePrivilege	3472	Explorer.EXE
Token: SeShutdownPrivilege	3472	Explorer.EXE
Token: SeCreatePagefilePrivilege	3472	Explorer.EXE
Token: SeShutdownPrivilege	3472	Explorer.EXE
Token: SeCreatePagefilePrivilege	3472	Explorer.EXE
Token: SeShutdownPrivilege	3472	Explorer.EXE
Token: SeCreatePagefilePrivilege	3472	Explorer.EXE
Token: SeShutdownPrivilege	3472	Explorer.EXE
Token: SeCreatePagefilePrivilege	3472	Explorer.EXE
Token: SeShutdownPrivilege	3472	Explorer.EXE
Token: SeCreatePagefilePrivilege	3472	Explorer.EXE
Token: SeShutdownPrivilege	3472	Explorer.EXE
Token: SeCreatePagefilePrivilege	3472	Explorer.EXE
Token: SeShutdownPrivilege	3472	Explorer.EXE
Token: SeCreatePagefilePrivilege	3472	Explorer.EXE
Token: SeShutdownPrivilege	3472	Explorer.EXE
Token: SeCreatePagefilePrivilege	3472	Explorer.EXE
Token: SeShutdownPrivilege	3472	Explorer.EXE
Token: SeCreatePagefilePrivilege	3472	Explorer.EXE
Token: SeShutdownPrivilege	3472	Explorer.EXE
Token: SeCreatePagefilePrivilege	3472	Explorer.EXE
Token: SeShutdownPrivilege	3472	Explorer.EXE
Token: SeCreatePagefilePrivilege	3472	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3472	Explorer.EXE
3472	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3472	Explorer.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1376 wrote to memory of 1152	1376	b3b683885596a5b798d8c7303042be5d_JaffaCakes118.exe	91
PID 1376 wrote to memory of 1152	1376	b3b683885596a5b798d8c7303042be5d_JaffaCakes118.exe	91
PID 1152 wrote to memory of 3472	1152	X	56
PID 1376 wrote to memory of 4868	1376	b3b683885596a5b798d8c7303042be5d_JaffaCakes118.exe	104
PID 1376 wrote to memory of 4868	1376	b3b683885596a5b798d8c7303042be5d_JaffaCakes118.exe	104
PID 1376 wrote to memory of 4868	1376	b3b683885596a5b798d8c7303042be5d_JaffaCakes118.exe	104
PID 1376 wrote to memory of 4868	1376	b3b683885596a5b798d8c7303042be5d_JaffaCakes118.exe	104

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
PID:3472
- C:\Users\Admin\AppData\Local\Temp\b3b683885596a5b798d8c7303042be5d_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\b3b683885596a5b798d8c7303042be5d_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1376
- - C:\Users\Admin\AppData\Local\66e74d9b\X
    193.105.154.210:80
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:1152
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe"
    3⤵
    - Deletes itself
    PID:4868

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=4400,i,3210801877307184477,8078594481454001567,262144 --variations-seed-version --mojo-platform-channel-handle=3864 /prefetch:8
1⤵
PID:3976

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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\66e74d9b\X

Filesize
41KB

MD5
686b479b0ee164cf1744a8be359ebb7d

SHA1
8615e8f967276a85110b198d575982a958581a07

SHA256
fcfbb4c648649f4825b66504b261f912227ba32cbaabcadf4689020a83fb201b

SHA512
7ed8022e2b09f232150b77fc3a25269365b624f19f0b50c46a4fdf744eeb23294c09c051452c4c9dbb34a274f1a0bfc54b3ff1987ec16ae2e54848e22a97ed64

Download Submit
memory/1376-1-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/1376-2-0x0000000000400000-0x000000000045E140-memory.dmp

Filesize
376KB

Download
memory/1376-9-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/1376-10-0x0000000000400000-0x000000000045E140-memory.dmp

Filesize
376KB

Download
memory/1376-15-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/1376-14-0x0000000000400000-0x000000000045E140-memory.dmp

Filesize
376KB

Download
memory/3472-8-0x0000000002740000-0x0000000002748000-memory.dmp

Filesize
32KB

Download

Analysis

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