799d860a5af343094b5ddd0d2352f079745cfdfc8260daba0dedf051076f495f

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
15-04-2024 03:21

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General

Target

f03025cb1e206222525ee0d2fa7b7ca9_JaffaCakes118.exe
Size

317KB
MD5

f03025cb1e206222525ee0d2fa7b7ca9
SHA1

62047083a0ba5347944e5eba8b271dd86afde8dc
SHA256

799d860a5af343094b5ddd0d2352f079745cfdfc8260daba0dedf051076f495f
SHA512

a5a9421409bb695fe878b45831712510018ce6a62880e56b6546e5dda2227db21ebe89fb3d8299126d7b86ff4647da5255ac9f3c235465c0b629d10601accadd
SSDEEP

6144:yknheC/4nXA13lwjbjHMGcnr6hDLCF1bzzFD5BrOSMInBOwUsD1N:ykunX5Hrlcnr6hDLstzzYSMaBOwUsRN

Score

7^/10

persistence upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2964	bMhEmJn08400.exe

Executes dropped EXE 1 IoCs

pid	Process
2964	bMhEmJn08400.exe

UPX packed file 11 IoCs

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

upx

resource	yara_rule
behavioral2/memory/652-2-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral2/memory/652-4-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral2/memory/652-5-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral2/memory/652-6-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral2/memory/2964-19-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral2/memory/2964-20-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral2/memory/652-23-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral2/memory/2964-24-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral2/memory/2964-31-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral2/memory/2964-37-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral2/memory/652-43-0x0000000000400000-0x00000000004B4000-memory.dmp	upx

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\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\bMhEmJn08400 = "C:\\ProgramData\\bMhEmJn08400\\bMhEmJn08400.exe"	bMhEmJn08400.exe

Program crash 27 IoCs

pid	pid_target	Process	procid_target
1052	652	WerFault.exe	89
2160	2964	WerFault.exe	90
3596	2964	WerFault.exe	90
2548	652	WerFault.exe	89
736	2964	WerFault.exe	90
4372	652	WerFault.exe	89
1928	2964	WerFault.exe	90
1408	652	WerFault.exe	89
720	2964	WerFault.exe	90
3356	652	WerFault.exe	89
3888	2964	WerFault.exe	90
740	652	WerFault.exe	89
2996	652	WerFault.exe	89
4788	2964	WerFault.exe	90
3276	652	WerFault.exe	89
3628	2964	WerFault.exe	90
4364	2964	WerFault.exe	90
4320	2964	WerFault.exe	90
916	2964	WerFault.exe	90
4676	2964	WerFault.exe	90
2772	2964	WerFault.exe	90
2996	2964	WerFault.exe	90
4268	2964	WerFault.exe	90
2484	652	WerFault.exe	89
4132	652	WerFault.exe	89
4340	2964	WerFault.exe	90
1424	2964	WerFault.exe	90

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	652	f03025cb1e206222525ee0d2fa7b7ca9_JaffaCakes118.exe
Token: SeDebugPrivilege	2964	bMhEmJn08400.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2964	bMhEmJn08400.exe
2964	bMhEmJn08400.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2964	bMhEmJn08400.exe
2964	bMhEmJn08400.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2964	bMhEmJn08400.exe
2964	bMhEmJn08400.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 652 wrote to memory of 2964	652	f03025cb1e206222525ee0d2fa7b7ca9_JaffaCakes118.exe	90
PID 652 wrote to memory of 2964	652	f03025cb1e206222525ee0d2fa7b7ca9_JaffaCakes118.exe	90
PID 652 wrote to memory of 2964	652	f03025cb1e206222525ee0d2fa7b7ca9_JaffaCakes118.exe	90

C:\Users\Admin\AppData\Local\Temp\f03025cb1e206222525ee0d2fa7b7ca9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f03025cb1e206222525ee0d2fa7b7ca9_JaffaCakes118.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:652
- C:\ProgramData\bMhEmJn08400\bMhEmJn08400.exe
  "C:\ProgramData\bMhEmJn08400\bMhEmJn08400.exe" "C:\Users\Admin\AppData\Local\Temp\f03025cb1e206222525ee0d2fa7b7ca9_JaffaCakes118.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2964
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 760
    3⤵
    - Program crash
    PID:2160
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 768
    3⤵
    - Program crash
    PID:3596
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 812
    3⤵
    - Program crash
    PID:736
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 820
    3⤵
    - Program crash
    PID:1928
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 940
    3⤵
    - Program crash
    PID:720
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 996
    3⤵
    - Program crash
    PID:3888
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 1044
    3⤵
    - Program crash
    PID:4788
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 992
    3⤵
    - Program crash
    PID:3628
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 1408
    3⤵
    - Program crash
    PID:4364
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 1620
    3⤵
    - Program crash
    PID:4320
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 928
    3⤵
    - Program crash
    PID:916
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 636
    3⤵
    - Program crash
    PID:4676
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 1652
    3⤵
    - Program crash
    PID:2772
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 1808
    3⤵
    - Program crash
    PID:2996
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 1816
    3⤵
    - Program crash
    PID:4268
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 1864
    3⤵
    - Program crash
    PID:4340
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 784
    3⤵
    - Program crash
    PID:1424
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 652 -s 612
  2⤵
  - Program crash
  PID:1052
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 652 -s 784
  2⤵
  - Program crash
  PID:2548
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 652 -s 792
  2⤵
  - Program crash
  PID:4372
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 652 -s 836
  2⤵
  - Program crash
  PID:1408
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 652 -s 844
  2⤵
  - Program crash
  PID:3356
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 652 -s 1004
  2⤵
  - Program crash
  PID:740
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 652 -s 1044
  2⤵
  - Program crash
  PID:2996
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 652 -s 1196
  2⤵
  - Program crash
  PID:3276
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 652 -s 636
  2⤵
  - Program crash
  PID:2484
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 652 -s 140
  2⤵
  - Program crash
  PID:4132

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 652 -ip 652
1⤵
PID:2028

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2964 -ip 2964
1⤵
PID:4436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 2964 -ip 2964
1⤵
PID:4132

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 652 -ip 652
1⤵
PID:2100

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 2964 -ip 2964
1⤵
PID:1944

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 652 -ip 652
1⤵
PID:776

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 592 -p 2964 -ip 2964
1⤵
PID:3416

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 572 -p 652 -ip 652
1⤵
PID:2276

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 584 -p 2964 -ip 2964
1⤵
PID:2252

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 652 -ip 652
1⤵
PID:1924

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 600 -p 2964 -ip 2964
1⤵
PID:3556

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 612 -p 652 -ip 652
1⤵
PID:2708

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 628 -p 652 -ip 652
1⤵
PID:2556

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 644 -p 2964 -ip 2964
1⤵
PID:3684

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 684 -p 652 -ip 652
1⤵
PID:4268

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 --no-appcompat-clear --mojo-platform-channel-handle=4076 --field-trial-handle=1928,i,13242902252791919845,10377620236057253993,262144 --variations-seed-version /prefetch:8
1⤵
PID:3588

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 2964 -ip 2964
1⤵
PID:1988

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 704 -p 2964 -ip 2964
1⤵
PID:1776

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 732 -p 2964 -ip 2964
1⤵
PID:3428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 700 -p 2964 -ip 2964
1⤵
PID:4928

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 676 -p 2964 -ip 2964
1⤵
PID:972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 760 -p 2964 -ip 2964
1⤵
PID:4280

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 796 -p 2964 -ip 2964
1⤵
PID:1568

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 808 -p 2964 -ip 2964
1⤵
PID:2352

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 808 -p 652 -ip 652
1⤵
PID:1616

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 832 -p 652 -ip 652
1⤵
PID:2100

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 820 -p 2964 -ip 2964
1⤵
PID:4828

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 836 -p 2964 -ip 2964
1⤵
PID:2040

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\bMhEmJn08400\bMhEmJn08400.exe

Filesize
317KB

MD5
33d46bb9a3d4bc1e48b9d1cdd8bdb781

SHA1
8b39fc322cd24e4d7bde275a828edba77dbec88e

SHA256
ddc36486956f615d5705491d673d04e4e2d29d50e2c205a41700f217afd419a3

SHA512
1b7df7da56a1276b29c909d10cb275635350958fbb4ce2898ffec9638d46c52ba0c8499df570d933afa831a73780bd8185a995596eddca8db465be4ee473ac81

Download Submit
memory/652-4-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/652-23-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/652-0-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/652-5-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/652-6-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/652-2-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/652-43-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/652-1-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/2964-19-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2964-20-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2964-24-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2964-31-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2964-37-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2964-15-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads