d855def96303fe7aa3c65760d6583ad821ff75e38dcb3e880147132ef0ebefe5

Analysis

max time kernel
94s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
13-07-2024 12:38

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General

Target

41b1a972205a513bad7d2968ad841452_JaffaCakes118.exe
Size

200KB
MD5

41b1a972205a513bad7d2968ad841452
SHA1

fcf05750508beccecb4804627ae061d0f1062da2
SHA256

d855def96303fe7aa3c65760d6583ad821ff75e38dcb3e880147132ef0ebefe5
SHA512

fb581c63dab1d0d580c6bb0723e51f7666139d7deb87fb35185f8ed30f2326f433ead435ae5c02e52d8e6ff195fefe03212c0618fe9f7e12dab76f162b7d7dec
SSDEEP

3072:z06hibes47Knd9KNx2gMRBvc457TkoWhZAybh4m5m:z06he3nnnMx2gcvx57YoWPr4mg

Score

7^/10

upx

Malware Config

Signatures

Checks computer location settings 2 TTPs 2 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-1-5-21-1750093773-264148664-1320403265-1000\Control Panel\International\Geo\Nation	41b1a972205a513bad7d2968ad841452_JaffaCakes118.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Control Panel\International\Geo\Nation	a.exe

Executes dropped EXE 2 IoCs

pid	Process
696	a.exe
1104	1.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1168-0-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral2/files/0x00090000000234f9-5.dat	upx
behavioral2/memory/696-10-0x0000000000400000-0x0000000000437000-memory.dmp	upx
behavioral2/memory/1168-12-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral2/memory/696-23-0x0000000000400000-0x0000000000437000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1168 wrote to memory of 696	1168	41b1a972205a513bad7d2968ad841452_JaffaCakes118.exe	86
PID 1168 wrote to memory of 696	1168	41b1a972205a513bad7d2968ad841452_JaffaCakes118.exe	86
PID 1168 wrote to memory of 696	1168	41b1a972205a513bad7d2968ad841452_JaffaCakes118.exe	86
PID 696 wrote to memory of 1104	696	a.exe	87
PID 696 wrote to memory of 1104	696	a.exe	87
PID 696 wrote to memory of 1104	696	a.exe	87

C:\Users\Admin\AppData\Local\Temp\41b1a972205a513bad7d2968ad841452_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\41b1a972205a513bad7d2968ad841452_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1168
- C:\a.exe
  "C:\a.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:696
- - C:\Documents and Settings\1.exe
    "C:\Documents and Settings\1.exe"
    3⤵
    - Executes dropped EXE
    PID:1104

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\1.exe

Filesize
7KB

MD5
ed15f2b4113204402c46a0e516165715

SHA1
c034ec5fe281494f933ed6bb312b9e607b1f9ff1

SHA256
a2ff51aed42c85af59e18d576095be46eb8b45e43ba97e70f86c4df99bc74deb

SHA512
413efb2c3f562bea358a1e4f34e6366216ff8eac7aa5e8cb346265fb7db7a31fba897f6d743d90becca261f318980ac0822ca3b4adfb34f892ebcd08fce4311c

Download Submit
C:\a.exe

Filesize
96KB

MD5
57dc599041e7caa1903cb728c24bdecf

SHA1
85a96ce06c1ed514f854c26d5e9cae3d01d06c02

SHA256
51c5917ddcaa159c4cad91a18f54d9bda8d8ca2072350d48e18c93c957229a7a

SHA512
70f592561929dbcf31c23b0a6fc43ef5173193ef09b6f56ada800dfd547221e88cc72dbe58cb3a47b5a7a062ef52c0fb1663ba45ca2a9bc69717e533469e88e6

Download Submit
memory/696-10-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/696-23-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/1168-0-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1168-12-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download